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Tuan Do

Tuan Do

Founder, Editor & Blogger at Tech Walls

Contact this person
Email address
t*****@*******.comGet email address
Influence score
46
Location
United States
Languages
  • English
Covering topics
  • Commerce
  • Technology

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Recent Articles

science.sciencemag.org

Relativistic redshift of the star S0-2 orbiting the Galactic Center supermassive black hole

General relativity predicts that light emitted by an object in a strong gravitational field—for example, close to a black hole—should be shifted to longer wavelengths. This gravitational redshift does not exist in the Newtonian theory of gravity. Do et al. monitored the position and spectrum of the …
over 6 years ago
sciencedaily.com

Einstein’s general relativity theory is questioned but still stands...

In the most comprehensive test of general relativity near the monstrous black hole at the center of our galaxy, researchers report that Einstein’s theory of general relativity holds up, at least for now.
over 6 years ago
photonics.com

A High-Resolution View of the Universe

Under ideal circumstances, the resolution of an optical system is limited by the diffraction of light waves. This diffraction limit, the maximum resol
over 7 years ago
its.sfsu.edu

Security | Information Technology Services

SF State’s Information Security Program covers multiple facets of protecting information assets, whether they are recorded digitally, on paper, or through other media. Following SF State’s Information Security policies and procedures is critical to helping protect you and the University. The mission…
over 8 years ago