Accessing articles from well-known researchers or professors in various journals and publications is indeed possible. These journals and publications serve as platforms for academics and researchers to share their findings, theories, and ideas with the wider academic community. Here's a detailed explanation of how you can access articles from these sources:

1. Journal Subscriptions:
- Many universities, research institutions, and libraries have subscriptions to a wide range of academic journals and publications.
- These subscriptions grant users access to the content published in these journals.
- As a student or researcher affiliated with such an institution, you can often gain access to these articles through your institution's library website or database.

2. Online Databases:
- There are several online databases that provide access to a vast collection of academic articles, including those published by well-known researchers or professors.
- Examples of such databases include JSTOR, PubMed, ScienceDirect, and IEEE Xplore.
- Some databases require a subscription or payment to access full-text articles, while others offer open access to certain articles or provide limited previews.

3. Institutional Repositories:
- Many universities and research institutions have their own institutional repositories where researchers and professors upload their publications.
- These repositories often provide free access to the full-text versions of these articles.
- By visiting the websites of specific universities or research institutions, you can explore their repositories and access articles of interest.

4. ResearchGate and Academia.edu:
- ResearchGate and Academia.edu are popular platforms where researchers and professors share their work.
- These websites allow researchers to upload their publications, making them accessible to the wider community.
- While not all articles may be available on these platforms, they can be valuable sources for finding and accessing research papers by well-known researchers or professors.

5. Scholarly Social Media:
- Social media platforms like Twitter, LinkedIn, and Facebook are increasingly being used by researchers and professors to share their work.
- Following well-known researchers or professors on these platforms can provide you with access to their latest articles and research findings.
- Researchers often share preprints, conference papers, or links to their published work on these platforms.

In conclusion, accessing articles from well-known researchers or professors in various journals and publications is possible through journal subscriptions, online databases, institutional repositories, scholarly social media, and platforms like ResearchGate and Academia.edu. These sources provide valuable opportunities to explore and learn from the research conducted by experts in different fields.