Where Can I Find Peer Reviewed Articles for Free

Written by Scribendi

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Has this always happened to you? While looking for websites for research, you come across a research paper site that claims to connect academics to a peer-reviewed article database for free.

Intrigued, you search for keywords related to your topic, only to discover that y'all must pay a hefty subscription fee to access the service. After the umpteenth time beingness duped, you lot begin to wonder if in that location's fifty-fifty such a affair as complimentary periodical manufactures .

Subscription fees and paywalls are ofttimes the blight of students and academics, specially those at small institutions who don't provide admission to many gratis commodity directories and repositories.

Whether you lot're working on an undergraduate paper, a PhD dissertation, or a medical research study, we want to assistance you find tools to locate and access the information yous need to produce well-researched, compelling, and innovative work.

Below, we talk over why peer-reviewed articles are superior and list out the all-time free article databases to use in 2022.

Why Peer-Reviewed Scholarly Periodical Articles Are More Administrative

Determining what sources are reliable can be challenging. Peer-reviewed scholarly periodical articles are the gold standard in academic research. Reputable academic journals take a rigorous peer review procedure.

The peer review procedure provides accountability to the academic customs, as well as to the content of the article. The peer review process involves qualified experts in a specific (often very specific) field performing a review of an article's methods and findings to make up one's mind things like quality and brownie.

Peer-reviewed articles can be found in peer-reviewed commodity databases and research databases, and if you know that a database of journals is reliable, that can offer reassurances about the reliability of a free article.Peer review is often double blind, pregnant that the writer removes all identifying information and, likewise, does not know the identity of the reviewers. This helps reviewers maintain objectivity and impartiality so equally to judge an article based on its merit.

Where to Find Peer-Reviewed Manufactures

Peer-reviewed articles tin exist plant in a variety of inquiry databases. Hither is a list of some of the major databases you lot can apply to find peer-reviewed manufactures and other sources in disciplines spanning the humanities, sciences, and social sciences.

What Are Open Access Journals?

An open access (OA) journal is a periodical whose content can exist accessed without payment. This provides scholars, students, and researchers with gratis journal manufactures . OA journals use alternate methods of funding to cover publication costs so that manufactures can be published without having to pass those publication costs on to the reader.

Some of these funding models include standard funding methods like advertising, public funding, and writer payment models, where the author pays a fee in order to publish in the periodical. At that place are OA journals that have not-peer-reviewed academic content, besides every bit journals that focus on dissertations, theses, and papers from conferences, but the chief focus of OA is peer-reviewed scholarly journal articles.

The internet has certainly fabricated it easier to access research manufactures and other scholarly publications without needing access to a university library, and OA takes some other step in that direction by removing fiscal barriers to academic content.

Choosing Wisely

Features of Legitimate OA Journals

There are things to look out for when trying to decide if a free publication journal is legitimate:

1. Mission statement —The mission argument for an OA journal should be available on their website.

2. Publication history —Is the periodical well established? How long has it been bachelor?

3. Editorial board —Who are the members of the editorial lath, and what are their credentials?

4. Indexing —Tin the journal exist found in a reliable database?

5. Peer review —What is the peer review procedure? Does the journal allow enough time in the process for a reliable assessment of quality?

6. Impact cistron –What is the boilerplate number of times the journal is cited over a 2-twelvemonth period?

Features of Illegitimate OA Journals

There are predatory publications that accept advantage of the OA format, and they are something to exist wary of. Here are some things to expect out for:

1. Contact information —Is contact information provided? Can information technology be verified?

2. Turnaround —If the journal makes dubious claims about the amount of time from submission to publication, it is likely unreliable.

3. Editorial board —Much like determining legitimacy, looking at the editorial board and their credentials can help determine illegitimacy.

4. Indexing —Tin can the journal be establish in whatsoever scholarly databases?

5. Peer review —Is there a statement about the peer review process? Does it fit what you know about peer review?

How to Find Scholarly Articles

Place Keywords

Keywords are included in an article by the author. Keywords are an excellent manner to find content relevant to your research topic or area of interest. In academic searches, much like you would on a search engine, you can use keywords to navigate through what is available to find exactly what you're looking for.

Authors provide keywords that will assist y'all easily find their article when researching a related topic, often including general terms to adjust broader searches, equally well as some more than specific terms for those with a narrower scope. Keywords can be used individually or in combination to refine your scholarly commodity search.

Narrow Down Results

Sometimes, search results can be overwhelming, and searching for free articles on a periodical database is no exception, just at that place are multiple ways to narrow down your results. A adept place to commencement is discipline.

What category does your topic fall into (psychology, compages, machine learning, etc.)? You lot tin likewise narrow down your search with a year range if you're looking for manufactures that are more contempo.

A Boolean search can be incredibly helpful. This entails including terms like AND in your search if you demand two keywords to both be in your results or Not if there are keywords y'all need excluded.

Consider Different Avenues

If yous're not having luck using keywords in your search for costless manufactures, you may still exist able to find what you're looking for by changing your tactics. Casting a wider net sometimes yields positive results, then it may be helpful to try searching by field of study if keywords aren't getting you anywhere.

You can search for a specific publisher to see if they take OA publications in the academic periodical database. And, if you know more precisely what you're looking for, you can search for the title of the article or the author's name.

Tip: When searching for an article by writer, it'due south helpful to include the year of publication if possible.

The Acme 21 Gratuitous Online Journal and Inquiry Databases

Navigating OA journals, research commodity databases, and academic websites trying to find loftier-quality sources for your research can really brand your head spin. What constitutes a reliable database? What is a useful resource for your discipline and research topic? How can you detect and access full-text peer-reviewed manufactures?

Fortunately, we're here to help. Having covered some of the ins and outs of peer review, OA journals, and how to search for articles, nosotros accept compiled a list of the acme 21 costless online journals and the best research databases. This list of databases is a great resource to help y'all navigate the wide earth of academic research.

These databases provide a diverseness of gratuitous sources, from abstracts and citations to total-text peer-reviewed OA journals. With databases covering specific areas of research and interdisciplinary databases that provide a variety of fabric, these are some of our favorite free databases, and they're totally legit!

1. CORE

CORE is a multidisciplinary aggregator of OA research. Core has the largest collection of OA manufactures available. It allows users to search more 219 million OA manufactures. While most of these link to the full-text article on the original publisher'due south site, or to a PDF available for download, five meg records are hosted directly on Cadre.

CORE'due south mission statement is a simple and straightforward delivery to offering OA articles to anyone, anywhere in the world. They also host communities that are available for researchers to join, and an ambassador community to heighten their services globally. In addition to a straightforward keyword search, CORE offers avant-garde search options to filter results past publication blazon, year, language, journal, repository, and author.

Core's user interface is easy to employ and navigate. Search results tin can be sorted based on relevance or recency, and you tin can search for relevant content directly from the results screen.

Collection: 219,537,133 OA articles

Other Services: Boosted services are bachelor from CORE, with extras that are geared toward researchers, repositories, and businesses. There are tools for accessing raw data, including an API that provides direct access to data, datasets that are available for download, and FastSync for syncing information content from the Core database.

CORE has a recommender plugin that suggests relevant OA content in the database while conducting a search, and a discovery feature that helps yous discover OA versions of paywalled articles. Other features include tools for managing content, such every bit a dashboard for managing repository output and the Repository Edition service to enhance discoverability.

Good Source of Peer-Reviewed Articles: Yeah

Advanced Search Options: Language, author, journal, publisher, repository, DOI, yr

ii. ScienceOpen

Functioning as a research and publishing network, ScienceOpen offers OA to more than 74 one thousand thousand manufactures in all areas of scientific discipline. Although you do need to register to view the full text of articles, registration is free. The advanced search function is highly detailed, allowing you to find exactly the research you lot're looking for.

The Berlin- and Boston-based company was founded in 2013 to "facilitate open and public communications between academics and to allow ideas to be judged on their merit, regardless of where they come from." Search results can exist exported for easy integration with reference management systems.

You tin as well bookmark articles for later research. There are extensive networking options, including your Science Open profile, a forum for interacting with other researchers, the ability to track your usage and citations, and an interactive bibliography. Users accept the ability to review articles and provide their noesis and insight with the community.

Collection: 74,560,631

Other Services: None

Good Source of Peer-Reviewed Articles: Yes

Advanced Search Options:Content type, source, author, periodical, discipline

3. Directory of Open up Access Journals

A multidisciplinary, community-curated directory, the Directory of Open Access Journals (DOAJ) gives researchers admission to high-quality peer-reviewed journals. Information technology has archived more than ii one thousand thousand articles from 17,193 journals, allowing you to either scan by subject or search past keyword.

The site was launched in 2003 with the aim of increasing the visibility of OA scholarly journals online. Content on the site covers subjects from scientific discipline, to law, to fine arts, and everything in betwixt. DOAJ has a delivery to "increase the visibility, accessibility, reputation, usage and touch on of quality, peer-reviewed, OA scholarly enquiry journals globally, regardless of discipline, geography or language."

Information about the journal is available with each search outcome. Abstracts are besides available in a collapsible format directly from the search screen. The scholarly article website is somewhat uncomplicated, but it is easy to navigate. There are 16 principles of transparency and best practices in scholarly publishing that clearly outline DOAJ policies and standards.

Collection: 6,817,242

Other Services: None

Good Source of Peer-Reviewed Manufactures: Aye

Avant-garde Search Options:Subject, journal, year, seal

4. Pedagogy Resource Data Center

The Education Resource Information Eye (ERIC) of the Establishment of Education Sciences allows you to search by topic for material related to the field of pedagogy. Links lead to other sites, where you may accept to buy the data, just you can search for full-text manufactures simply. You tin as well search but peer-reviewed sources.

The service primarily indexes journals, gray literature (such as technical reports, white papers, and government documents), and books. All sources of material on ERIC go through a formal review process prior to being indexed. ERIC'south selection policy is bachelor every bit a PDF on their website.

The ERIC website has an all-encompassing FAQ section to address user questions. This includes categories similar full general questions, peer review, and ERIC content. At that place are also tips for advanced searches, likewise as general guidance on the best manner to search the database. ERIC is an excellent database for content specific to didactics.

Drove: 1,292,897

Other Services: None

Expert Source of Peer-Reviewed Articles: Yep

Advanced Search Options: Boolean

5. arXiv e-Print Archive

The arXiv e-Print Archive has been around since 1991 and is a well-known resources in the fields of mathematics and computer science. Information technology is run past Cornell University Library and curated by volunteer moderators, and it now offers OA to more than than one meg east-prints.

There are advisory committees for all eight subjects available on the database. With a stated commitment to an "emphasis on openness, collaboration, and scholarship," the arXiv e-Print Archive is an excellent STEM resources.

The interface is non as convenient equally some of the other databases available, and the website hosts a blog to provide news and updates, but it is otherwise a straightforward math and scientific discipline resource. There are elementary and avant-garde search options, and, in addition to conducting searches for specific topics and manufactures, users can browse content past subject. The arXiv e-Print Archive clearly states that they do not peer review the eastward-prints in the database.

Drove: 1,983,891

Other Services: None

Good Source of Peer-Reviewed Manufactures: No

Advanced Search Options:Subject field, date, title, author, abstract, DOI

6. Social Scientific discipline Enquiry Network

The Social Science Research Network (SSRN) is a collection of papers from the social sciences community. Information technology is a highly interdisciplinary platform used to search for scholarly manufactures related to 67 social science topics. SSRN has a variety of research networks for the various topics available through the costless scholarly database.

The site offers more than 700,000 abstracts and more than than 600,000 full-text papers. At that place is not yet a specific option to search for simply total-text articles, but, because near of the papers on the site are complimentary admission, it's not frequently that you lot encounter a paywall. There is currently no option to search for simply peer-reviewed articles.

You must go a member to use the services, just registration is free and enables you to interact with other scholars around the world. SSRN is "passionately committed to increasing inclusion, diversity and disinterestedness in scholarly research," and they encourage and discuss the use of inclusive language in scholarship whenever possible.

Collection: 1,058,739 abstracts; 915,452 articles

Other Services: None

Good Source of Peer-Reviewed Articles: Yeah

Advanced Search Options: Term, writer, engagement, network

seven. Public Library of Science

Public Library of Science (PLOS) is a big thespian in the world of OA science. Publishing 12 OA journals, the nonprofit organization is committed to facilitating openness in academic enquiry. According to the site, "all PLOS content is at the highest possible level of OA, pregnant that scientific articles are immediately and freely available to anyone, anywhere."

PLOS outlines four fundamental goals that guide the organisation: break boundaries, empower researchers, redefine quality, and open science. All PLOS journals are peer-reviewed, and all 12 journals uphold rigorous ethical standards for research, publication, and scientific reporting.

PLOS does not offer avant-garde search options. Content is organized by topic into research communities that users can browse through, in addition to options to search for both articles and journals. The PLOS website also has resources for peer reviewers, including guidance on condign a reviewer and on how to best participate in the peer review process.

Collection: 12 journals

Other Services: None

Good Source of Peer-Reviewed Articles: Yeah

Avant-garde Search Options: None

8. OpenDOAR

OpenDOAR, or the Directory of Open up Access Repositories, is a comprehensive resource for finding free OA journals and manufactures. Using Google Custom Search, OpenDOAR combs through OA repositories around the world and returns relevant inquiry in all disciplines.

The repositories it searches through are assessed and categorized by OpenDOAR staff to ensure they run across quality standards. Inclusion criteria for the database include requirements for OA content, global access, and categorically appropriate content, in addition to various other quality assurance measures. OpenDOAR has metadata, information, content, preservation, and submission policies for repositories, in improver to two OA policy statements regarding minimum and optimum recommendations.

This database allows users to browse and search repositories, which tin and then be selected, and articles and data can exist accessed from the repository direct. Equally a repository database, much of the content on the site is geared toward the support of repositories and OA standards.

Collection: 5,768 repositories

Other Services: OpenDOAR offers a variety of additional services. Given the nature of the platform, services are primarily aimed at repositories and institutions, and there is a marked focus on OA in general. Sherpa services are OA archiving tools for authors and institutions.

They besides offer various resources for OA back up and compliance regarding standards and policies. The publication router matches publications and publishers with appropriate repositories.

There are also services and resources from JISC for repositories for cost management, discoverability, research bear upon, and interoperability, including ORCID consortium membership information. Additionally, a repository self-assessment tool is available for members.

Expert Source of Peer-Reviewed Articles: No

Advanced Search Options:Name, organisation proper name, repository blazon, software proper name, content type, field of study, country, region

9. Bielefeld Academic Search Engine

The Bielefeld Bookish Search Engine (BASE) is operated by the Bielefeld University Library in Germany, and information technology offers more than 240 million documents from more than eight,000 sources. Sixty percent of its content is OA, and you can filter your search accordingly.

Base of operations has rigorous inclusion requirements for content providers regarding quality and relevance, and they maintain a list of content providers for the sake of transparency, which can exist hands establish on their website. Base of operations has a adequately elegant interface. Search results can be organized by writer, championship, or engagement.

From the search results, items can be selected and exported, added to favorites, emailed, and searched in Google Scholar. In that location are basic and avant-garde search features, with the advanced search offering numerous options for refining search criteria. In that location is also a feature on the website that saves recent searches without additional steps from the user.

Drove: 276,019,066 documents; ix,286 content providers

Other Services: None

Adept Source of Peer-Reviewed Articles: Yep

Advanced Search Options:Author, subject field, DDC, yr, content provider, linguistic communication, document blazon, admission, terms of reuse

10. Digital Library of the Eatables Repository

Run by Indiana University, the Digital Library of the Commons (DLC) Repository is a multidisciplinary journal repository that allows users to access thousands of gratuitous and OA articles from around the earth. You tin browse by certificate type, date, author, title, and more than or search for keywords relevant to your topic.

DCL also offers the Comprehensive Bibliography of the Eatables, an paradigm database, and a keyword thesaurus for enhanced search parameters. The repository includes books, volume chapters, conference papers, journal articles, surveys, theses and dissertations, and working papers. DCL advanced search features drop-down menus of search types with built-in Boolean search options.

Searches tin be sorted by relevance, title, appointment, or submission date in ascending or descending order. Abstracts are included in selected search results, with access to full texts available, and citations can exist exported from the aforementioned page. Additionally, the image database search includes tips for better search results.

Drove: ten,784

Other Services: None

Good Source of Peer-Reviewed Manufactures: No

Advanced Search Options:Author, appointment, title, bailiwick, sector, region, conference

11. CIA World Factbook

The CIA World Factbook is a little dissimilar from the other resources on this listing in that it is non an online journal directory or repository. Information technology is, nevertheless, a useful free online research database for academics in a diverseness of disciplines.

All the information is gratis to access, and it provides facts well-nigh every country in the world, which is organized past category and includes information about history, geography, transportation, and much more than. The World Factbook tin be searched by state or region, and there is too information most the world's oceans.

The resources on this site related to the CIA as an organization rather than being a scientific periodical database specifically. The site has a user interface that is like shooting fish in a barrel to navigate. The site likewise provides a section for updates regarding changes to what information is available and how it is organized, making information technology easier to collaborate with the information you are searching for.

Drove: 266 countries

Other Services: None

Good Source of Peer-Reviewed Articles: No

Avant-garde Search Options: None

12. Paperity

Paperity boasts its condition equally the "first multidisciplinary aggregator of OA journals and papers." Their focus is on helping you avoid paywalls while connecting yous to authoritative inquiry. In add-on to providing readers with easy access to thousands of journals, Paperity seeks to aid authors reach their audiences and help journals increase their exposure to boost readership.

Paperity has journal manufactures for every subject field, and the database offers more than a dozen advanced search options, including the length of the paper and the number of authors. There is even an option to include, exclude, or exclusively search gray papers.

Paperity is bachelor for mobile, with both a mobile site and the Paperity Reader, an app that is available for both Android and Apple users. The database is also available on social media. You tin can interact with Paperity via Twitter and Facebook, and links to their social media are available on their homepage, as is their Twitter feed.

Collection: 8,837,396

Other Services: None

Good Source of Peer-Reviewed Articles: Yes

Avant-garde Search Options:In title, in abstract, journal championship, journal ISSN, publisher, twelvemonth of publication, number of characters, number of authors, DOI, author, amalgamation, language, country, region, continent, gray papers

13. dblp Figurer Science Bibliography

The dblp Computer Scientific discipline Bibliography is an online alphabetize of major information science publications. dblp was founded in 1993, though until 2010 it was a academy-specific database at the University of Trier in Germany. Information technology is currently maintained by Schloss Dagstuhl – Leibniz Eye for Informatics.

Although it provides access to both OA articles and those behind a paywall, you tin can limit your search to but OA articles. The site indexes more than than 3 million publications, making it an invaluable resource in the globe of reckoner science. dblp entries are color-coded based on the type of item.

dblp has an all-encompassing FAQ section, so questions that might arise about topics like the database itself, navigating the website, or the information on dblp, in addition to several other topics, are probable to exist answered. The website also hosts a weblog and has a section devoted to website statistics.

Collection: 5,884,702

Other Services: None

Good Source of Peer-Reviewed Articles: Yes

Advanced Search Options: None

14. EconBiz

EconBiz is a smashing resource for economic and business organization studies. A service of the Leibniz Data Middle for Economics, it offers admission to full texts online, with the option of searching for OA material only. Their literature search is performed beyond multiple international databases.

EconBiz has an incredibly useful inquiry skills section, with resource such as: Guided Walk, a service to help students and researchers navigate searches, evaluate sources, and correctly cite references; the Research Guide EconDesk, a assistance desk to answer specific questions and provide advice to assistance in literature searches; and the Academic Career Kit for what they refer to every bit Early on Career Researchers.

Other helpful resources include personal literature lists, a calendar of events for relevant calls for papers, conferences, and workshops, and an economics terminology thesaurus to help in finding keywords for searches. To stay up-to-appointment with EconBiz, you tin can sign up for their newsletter.

Drove: ane,075,219

Other Services: None

Adept Source of Peer-Reviewed Articles: Yes

Avant-garde Search Options:Title, subject, author, institution, ISBN/ISSN, journal, publisher, language, OA only

15. BioMed Key

BioMed Key provides OA enquiry from more than 300 peer-reviewed journals. While originally focused on resources relared to the physical sciences, math, and engineering, BioMed Primal has branched out to include journals that cover a broader range of disciplines, with the aim of providing a single platform that provides OA manufactures for a variety of research needs. You can browse these journals by subject or title, or you can search all manufactures for your required keyword.

BioMed Central has a delivery to peer-reviewed sources and to the peer review process itself, continually seeking to help and improve the peer review process.They're "committed to maintaining high standards through total and stringent peer review." They publish the journal Research Integrity and Peer Review , which publishes enquiry on the subject.

Additionally, the website includes resources to assist and support editors equally part of their commitment to providing high-quality peer-reviewed OA articles.

Collection: 507,212

Other Services: BMC administers the International Standard Randomised Controlled Trial Number (ISRCTN) registry. While initially designed for registering clinical trials, since its cosmos in 2000, the registry has broadened its scope to include other health studies as well.

The registry is recognized by the International Commission of Medical Journal editors, as well as the Earth Wellness Organization (WHO), and information technology meets the requirements established by the WHO International Clinical Trials Registry Platform.

The study records included in the registry are all searchable and free to access. The ISRCTN registry "supports transparency in clinical inquiry, helps reduce selective reporting of results and ensures an unbiased and consummate evidence base."

Good Source of Peer-Reviewed Articles: Yes

Advanced Search Options:Writer, title, journal, list

16. JURN

A multidisciplinary search engine, JURN provides links to various scholarly websites, articles, and journals that are free to access or OA. Covering the fields of the arts, humanities, concern, law, nature, science, and medicine, JURN has indexed almost 5,000 repositories to aid you find exactly what y'all're looking for.

Search features are enhanced by Google, merely searches are filtered through their alphabetize of repositories. JURN seeks to reach a wide audience, with their search engine tailored to researchers from "university lecturers and students seeking a stiff search tool for OA content" and "advanced and ambitious students, historic period xiv-18" to "amateur historians and biographers" and "unemployed and retired lecturers."

That existence said, JURN is very upfront about its limitations. They admit to not beingness a good resource for educational studies, social studies, or psychology resources, and conference archives are generally non included due to often unstable URLs.

Collection: v,064 indexed journals

Other Services: JURN has a browser improver chosen UserScript. This add-on allows users to integrate the JURN database directly into Google Search. When performing a search through Google, the add-on creates a link that sends the search directly to JURN CSE. JURN CSE is a search service that is hosted past Google.

Clicking the link from the Google Search bar volition run your search through the JURN database from the Google homepage. There is also an interface for a DuckDuckGo Search Box; while this search engine has an emphasis on user privacy, for smaller sites that may be indexed past JURN, DuckDuckGo may not provide the same depth of results.

Good Source of Peer-Reviewed Articles: Yeah

Avant-garde Search Options:Google search modifiers

17. Damsel

Dryad is a digital repository of curated, OA scientific enquiry data. Launched in 2009, information technology is run by a not-for-turn a profit membership organisation, with a community of institutional and publisher members for whom their services take been designed. Members include institutions such every bit Stanford, UCLA, and Yale, as well as publishers like Oxford Academy Press and Wiley.

Damsel aims to "promote a globe where research data is openly bachelor, integrated with the scholarly literature, and routinely reused to create knowledge." It is free to admission for the search and discovery of data. Their user experience is geared toward like shooting fish in a barrel self-depositing, supports Creative Commons licensing, and provides DOIs for all their content.

Note that at that place is a publishing accuse associated if you wish to publish your data in Dryad. When searching datasets, they are accompanied past author data and abstracts for the associated studies, and citation information is provided for easy attribution.

Collection: 44,458

Other Services: None

Good Source of Peer-Reviewed Articles: No

Advanced Search Options: No

18. EThOS

Run by the British Library, the E-Theses Online Service (EThOS) allows you to search over 500,000 doctoral theses in a variety of disciplines. All of the doctoral theses bachelor on EThOS have been awarded past higher didactics institutions in the United kingdom.

Although some total texts are behind paywalls, you tin can limit your search to items available for immediate download, either directly through EThOS or through an institution'south website. More than half of the records in the database provide access to full-text theses.

EThOS notes that they do not hold all records for all institutions, but they strive to index as many doctoral theses as possible, and the database is constantly expanding, with approximately 3,000 new records added and 2,000 new full-text theses available every month. Availability of full-text theses is dependent on multiple factors, including their availability in the institutional repository and the level of repository development.

Collection: 500,000+

Other Services: None

Adept Source of Peer-Reviewed Articles: No

Avant-garde Search Options:Abstract, author'south get-go proper noun, writer'due south last name, application body, current institution, EThOS ID, yr, language, qualifications, research supervisor, sponsor/funder, keyword, title

xix. PubMed

PubMed is a inquiry platform well-known in the fields of science and medicine. It was created and developed by the National Center for Biotechnology Information (NCBI) at the National Library of Medicine (NLM). It has been available since 1996 and offers admission to "more than 33 one thousand thousand citations for biomedical literature from MEDLINE, life science journals, and online books."

While PubMed does not provide full-text articles directly, and many full-text articles may exist behind paywalls or crave subscriptions to access them, when articles are available from free sources, such as through PubMed Central (PMC), those links are provided with the citations and abstracts that PubMed does provide.

PMC, which was established in 2000 by the NLM, is a complimentary total-text archive that includes more than 6,000,000 records. PubMed records link directly to corresponding PMC results. PMC content is provided by publishers and other content owners, digitization projects, and authors directly.

Collection: 33,000,000+

Other Services: None

Good Source of Peer-Reviewed Articles: No

Advanced Search Options: Writer'south start name, author's final name, identifier, corporation, date completed, date created, date entered, date modified, engagement published, MeSH, book, conflict of interest argument, EC/RN number, editor, filter, grant number, folio number, pharmacological action, volume, publication type, publisher, secondary source ID, text, title, abstract, transliterated championship

20. Semantic Scholar

A unique and easy-to-utilize resources, Semantic Scholar defines itself non just as a research database only likewise as a "search and discovery tool." Semantic Scholar harnesses the power of artificial intelligence to efficiently sort through millions of science-related papers based on your search terms.

Through this singular awarding of automobile learning, Semantic Scholar expands search results to include topic overviews based on your search terms, with the choice to create an alert for or further explore the topic. It also provides links to related topics.

In addition, search results produce "TLDR" summaries in club to provide concise overviews of articles and heighten your inquiry past helping you to navigate quickly and hands through the available literature to find the almost relevant information. According to the site, although some articles are behind paywalls, "the data [they] have for those articles is limited," and then you tin expect to receive mostly full-text results.

Collection: 203,379,033

Other Services: Semantic Scholar supports multiple popular browsers. Content can be accessed through both mobile and desktop versions of Firefox, Microsoft Border, Google Chrome, Apple Safari, and Opera.

Additionally, Semantic Scholar provides browser extensions for both Chrome and Firefox, then AI-powered scholarly search results are never more than a click away. The mobile interface includes an option for Semantic Swipe, a new way of interacting with your research results.

At that place are also beta features that can be accessed every bit office of the Beta Program, which will provide you with features that are being actively developed and require user feedback for farther improvement.

Good Source of Peer-Reviewed Articles: Yes

Advanced Search Options: Subject field, date range, publication type, author, journal, conference, PDF

21. Zenodo

Zenodo, powered past the European Arrangement for Nuclear Research (CERN), was launched in 2013. Taking its proper noun from Zenodotus, the first librarian of the aboriginal library of Alexandria, Zenodo is a tool "congenital and adult by researchers, to ensure that anybody can join in open science." Zenodo accepts all research from every field of study in whatever file format.

However, Zenodo also curates uploads and promotes peer-reviewed material that is available through OA. A DOI is assigned to everything that is uploaded to Zenodo, making research easily findable and citable. You lot can sort by keyword, title, journal, and more and download OA documents directly from the site.

While in that location are closed access and restricted access items in the database, the vast bulk of research is OA material. Search results can be filtered by access type, making it easy to view the free articles available in the database.

Collection: 2,220,000+

Other Services: None

Skilful Source of Peer-Reviewed Articles: Yeah

Advanced Search Options:Access, file blazon, keywords

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How to Find Peer-Reviewed Manufactures

There are a lot of OA, gratis scholarly articles available from various sources. The internet is a big identify. So how exercise you go about finding peer-reviewed articles when conducting your research? It's important to make sure you are using reputable sources.

The starting time source of the article is the person or people who wrote it. Checking out the author can give you some initial insight into how much you tin trust what you're reading. Looking into the publication information of your sources tin can too signal whether the article is reliable.

Aspects of the commodity such as subject and audition, tone, and format are other things you tin expect at when evaluating whether the article you lot're using is valid, reputable, peer-reviewed material. And then, let'due south break that downwardly into various components and so y'all can appraise your inquiry to ensure that you're using quality articles and conducting solid research.

Cheque the Writer

Peer-reviewed articles are written by experts or scholars with experience in the field or bailiwick they're writing virtually. The inquiry in a peer-reviewed commodity has to pass a rigorous evaluation process, and so it'south a foregone conclusion that the author(s) of a peer-reviewed commodity should have feel or training related to that research.

When evaluating an commodity, accept a await at the author'due south data. What credentials does the writer have to indicate that their research has scholarly weight behind it? Finding out what blazon of degree the author has—and what that degree is in—can provide insight into what kind of authority the author is on the subject.

Something else that might lend credence to the author's scholarly role is their professional person amalgamation. A look at what arrangement or establishment they are affiliated with tin can tell you a lot almost their experience or expertise. Where were they trained, and who is verifying their inquiry?

Identify Subject field and Audience

The ultimate goal of a report is to respond a question. Scholarly manufactures are too written for scholarly audiences, especially articles that accept gone through the peer review process. This means that the author is trying to reach experts, researchers, academics, and students in the field or topic the research is based on.

Think about the question the author is trying to respond by conducting this enquiry, why, and for whom. What is the subject field of the article? What question has it set out to answer? What is the purpose of finding the information? Is the purpose of the article of importance to other scholars? Is it original content?

Research should also be approached analytically. Is the methodology audio? Is the author using an analytical arroyo to evaluate the data that they have obtained? Are the conclusions they've reached substantiated by their data and assay? Answering these questions can reveal a lot about the article's validity.

Format Matters

Reliable articles from peer-reviewed sources take certain format elements to be aware of. The first is an abstract. An abstruse is a brusk summary or overview of the article. Does the article have an abstract? It's unlikely that you're reading a peer-reviewed commodity if it doesn't. Peer-reviewed journals will also accept a word count range. If an article seems far too brusque or incredibly long, that may be reason to doubt it.

Another feature of reliable manufactures is the sections the information is divided into. Peer-reviewed research articles will have clear, concise sections that appropriately organize the information. This might include a literature review, methodology and results in the case of research manufactures, and a determination.

I of the most important sections is the references or bibliography. This is where the researcher lists all the sources of their information. A peer-reviewed source will take a comprehensive reference section.

Tone

An article that has been written to reach an bookish community will have an academic tone. The language that is used, and the way this language is used, is important to consider. If the article is riddled with grammatical errors, confusing syntax, and casual language, it almost definitely didn't make it through the peer review process.

Likewise consider the apply of terminology. Every subject is going to have standard terminology or jargon that tin exist used and understood by other academics in the subject. The language in a peer-reviewed article is going to reverberate that.

If the author is going out of their way to explain uncomplicated terms, or terms that are standard to the field or bailiwick, it'due south unlikely that the article has been peer reviewed, as this is something that the author would be asked to address during the review procedure.

Publication

The source of the commodity will be a very adept indicator of the likelihood that it was peer reviewed. Where was the article published? Was it published aslope other academic manufactures in the aforementioned subject field? Is it a legitimate and reputable scholarly publication?

A merchandise publication or newspaper might be legitimate or reputable, but it is not a scholarly source, and it will not take been subject to the peer review procedure. Scholarly journals are the all-time resource for peer-reviewed manufactures, merely it'southward important to recollect that not all scholarly journals are peer reviewed.

Information technology's helpful to look at a scholarly source's website, as peer-reviewed journals volition have a clear indication of the peer review procedure. Academy libraries, institutional repositories, and reliable databases (and y'all now might have a list of some legit ones) can besides help provide insight into whether an article comes from a peer-reviewed periodical.

Common Inquiry Mistakes to Avoid

Research is a lot of work. Fifty-fifty with high standards and skillful intentions, it'south easy to make mistakes. Perhaps y'all searched for access to scientific journals for gratis and constitute the perfect peer-reviewed sources, but you forgot to certificate everything, and your references are a mess. Or, yous just searched for free online articles and missed out on a footing-breaking study that was behind a paywall.

Whether your research is for a degree or to get published or to satisfy your own inquisitive nature, or all of the above, yous want all that work to produce quality results. You want your inquiry to be thorough and accurate.

To take any hope of contributing to the literature on your enquiry topic, your results need to exist high quality. You might non exist able to avoid every potential mistake, but here are some that are both common and like shooting fish in a barrel to avoid.

Sticking to One Source

One of the hallmarks of good inquiry is a healthy reference section. Using a diverseness of sources gives you a better respond to your question. Even if all of the literature is in agreement, looking at various aspects of the topic may provide you with an entirely different picture show than you would take if you lot looked at your research question from just one angle.

Not Documenting Every Fact

Every bit y'all conduct your research, exercise yourself a favor and write everything down. Everything you include in your paper or article that you got from some other source is going to need to exist added to your references and cited.

It's important, especially if your aim is to conduct upstanding, high-quality inquiry, that all of your research has proper attribution. If you don't document every bit you go, you could finish up making a lot of piece of work for yourself if the data y'all don't write downwardly is something that later, equally you lot write your paper, you really need.

Using Outdated Materials

Academia is an ever-irresolute landscape. What was true in your bookish discipline or area of research x years agone may have since been disproven. If fifteen studies take come out since the article that you're using was published, it's more a trivial probable that you're going to be basing your inquiry on flawed or dated information.

If the data you're basing your research on isn't every bit up-to-date as possible, your inquiry won't be of quality or able to stand upward to any corporeality of scrutiny. You don't want all of your hard work to be for naught.

Relying Solely on Open Admission Journals

OA is a swell resources for conducting academic research. In that location are high-quality journal articles bachelor through OA, and that can be very helpful for your research. Simply, just because you have admission to free articles, that doesn't hateful that there's zip to be found behind a paywall.

Just as dismissing high-quality peer-reviewed articles considering they are OA would exist limiting, not exploring any paid content at all is every bit brusque-sighted. If yous're seeking to behave thorough and comprehensive research, exploring all of your options for quality sources is going to be to your benefit.

Digging Also Deep or Not Deep Plenty

Enquiry is an art course, and it involves a delicate balance of information. If you behave your research using but broad search terms, you won't exist able to answer your research question well, or you'll find that your research provides information that is closely related to your topic but, ultimately, your findings are vague and unsubstantiated.

On the other hand, if you delve deeply into your inquiry topic with specific searches and turn up likewise many sources, you might have a lot of information that is adjacent to your topic but without focus and perhaps not entirely relevant. Information technology'due south important to answer your research question concisely but thoroughly.

Unlike Types of Scholarly Articles

Different types of scholarly articles have unlike purposes. An original inquiry article, also chosen an empirical article, is the production of a study or an experiment. This type of article seeks to respond a question or fill a gap in the existing literature.

Research manufactures volition take a methodology, results, and a give-and-take of the findings of the experiment or research and typically a conclusion.

Review manufactures overview the  current literature and research and provide a summary of what the existing research indicates or has concluded. This type of study will have a section for the literature review, as well as a discussion of the findings of that review. Review articles will have a particularly extensive reference or bibliography section.

Theoretical articles depict on existing literature to create new theories or conclusions, or look at current theories from a dissimilar perspective, to contribute to the foundational noesis of the subject area.

10 Tips for Navigating Journal Databases

1. Apply the right academic journal database for your search, be that interdisciplinary or specific to your field. Or both!

2. If information technology's an pick, set the search results to render only peer-reviewed sources.

3. Start by using search terms that are relevant to your topic without being overly specific.

4. Endeavor synonyms, specially if your keywords aren't returning the desired results.

5. 

   Even if you lot've found some good manufactures, try searching using different terms.

6. Explore the advanced search features of the database(s).

7. Learn to use Booleans (AND, OR, Non) to expand or narrow your results.

8. One time you've gotten some good results from a more general search, endeavor narrowing your search.

9. Read through abstracts when trying to find manufactures relevant to your enquiry.

10. Keep track of your research and employ citation tools. Information technology'll make life easier when it comes time to compile your references.

7 Oftentimes Asked Questions

1. How Exercise I Become Articles for Free?

Complimentary articles can be found through free online academic journals, OA databases, or other databases that include OA journals and articles. These resources let you to access free papers online so you lot tin conduct your research without getting stuck behind a paywall.

Academics don't receive payment for the articles they contribute to journals. There are often, in fact, publication fees that scholars pay in club to publish. This is i of the funding structures that allows OA journals to provide costless content so that you don't have to pay fees or subscription costs to access journal manufactures.

2. How Do I Find Periodical Articles?

Periodical articles can exist constitute in databases and institutional repositories that can exist accessed at university libraries. However, online enquiry databases that contain OA articles are the best resource for getting free access to periodical articles that are available online.

Peer-reviewed journal articles are the best to use for academic research, and there are a number of databases where you lot can find peer-reviewed OA journal manufactures. Once yous've found a useful article, you tin can look through the references for the articles the author used to bear their research, and you can and then search online databases for those manufactures, too.

iii. How Do I Find Peer-Reviewed Articles?

Peer-reviewed articles can be found in reputable scholarly peer-reviewed journals. High-quality journals and journal articles can be found online using bookish search engines and free research databases. These resources are excellent for finding OA articles, including peer-reviewed manufactures.

OA articles are articles that tin can be accessed for gratis. While some scholarly search engines and databases include articles that aren't peer reviewed, there are likewise some that provide just peer-reviewed articles, and databases that include non-peer-reviewed articles often have advanced search features that enable y'all to select "peer review but." The database will return results that are exclusively peer-reviewed content.

4. What Are Inquiry Databases?

A research database is a list of journals, manufactures, datasets, and/or abstracts that allows you to easily search for scholarly and academic resources and behave research online. At that place are databases that are interdisciplinary and embrace a diversity of topics.

For example, Paperity might be a bang-up resource for a chemist likewise equally a linguist, and there are databases that are more than specific to a certain field. Then, while ERIC might be one of the best educational databases bachelor for OA content, it'due south not going to be 1 of the best databases for finding research in the field of microbiology.

five. How Do I Notice Scholarly Articles for Specific Fields?

There are interdisciplinary research databases that provide articles in a diversity of fields, equally well as research databases that provide articles that cater to specific disciplines. Additionally, a journal repository or index can be a helpful resource for finding articles in a specific field.

When searching an interdisciplinary database, there are frequently advanced search features that permit you to narrow the search results down so that they are specific to your field. Selecting "psychology" in the avant-garde search features will return psychology journal articles in your search results. You can also attempt databases that are specific to your field.

If you're searching for constabulary periodical articles, many law reviews are OA. If you lot don't know of any databases specific to history, visiting a periodical repository or alphabetize and searching "history academic journals" tin return a list of journals specific to history and provide you lot with a identify to begin your research.

6. Are Peer-Reviewed Articles Really More Legitimate?

The short reply is yep, peer-reviewed articles are more legitimate resources for academic inquiry. The peer review process provides legitimacy, as it is a rigorous review of the content of an article that is performed by scholars and academics who are experts in their field of study. The review provides an evaluation of the quality and credibility of the commodity.

Non-peer-reviewed articles are not subject to a review process and practice not undergo the same level of scrutiny. This ways that non-peer-reviewed articles are less probable, or at least non every bit likely, to meet the same standards that peer-reviewed manufactures exercise.

vii. Are Gratuitous Article Directories Legitimate?

Yes! As with anything, some databases are going to exist ameliorate for certain requirements than others. Merely, a scholarly commodity database beingness gratis is non a reason in itself to question its legitimacy.

Gratis scholarly commodity databases tin provide access to abstracts, scholarly article websites, journal repositories, and loftier-quality peer-reviewed journal manufactures. The internet has a lot of information, and it's often challenging to effigy out what information is reliable.

Research databases and article directories are a swell resource to help you conduct your research. Our list of the best inquiry paper websites is sure to provide you lot with sources that are totally legit.

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