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Zhi-Fu Chen

1 articles · 10 co-authors · latest: 2026-07-30
Wen-Qiang Liang · Rui-Jing Lu · Cheng-Feng Peng · Shao-Hua Zhang · Zhe-Geng Chen · Zhi-Qing Chen · Yi-Qi Chen · Dong-Li Jiang · Xi-Heng Shi · Zhi-Wen Wang

We have retold 1 papers by this author. most often about: quasar, Accretion disk, active galactic nucleus. 10 co-authors across our retellings.

absorption line · Baldwin effect · baryon acoustic oscillations · blazar · blazar monitoring · blueshift · broad emission lines · galactic winds · gas accretion · gas cloud · general relativity · hubble flow · iron line · lyman alpha forest · lyman alpha line · radiation dominated era · radio galaxy · radio loud quasar · quasar · Accretion disk
Doppler effect · Einstein field equations · Maxwell's equations · Planck's law · Planck–Einstein relation · Wien's displacement law · Rydberg formula · Bragg's law · virial theorem · Saha equation · Zeeman effect · Stark effect · Mössbauer effect · invention of the laser · Balmer formula · Einstein's Equations for Emission Coefficients · Navier-Stokes equations · Kirchhoff's law of thermal radiation · Purcell effect
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Galaxies2026-07-302 minarXiv:2607.27860express
Bright Quasars Hide Magnesium Lines — It's All About Gas Density
A bright lantern in thick fog seems dim, while a weak flame in clear air can be seen a kilometer away. A similar oddity baffled astrophysicists almost half a century ago.
Wen-Qiang Liang·Zhi-Fu Chen·Rui-Jing Lu·Cheng-Feng Peng·Shao-Hua Zhang·Zhe-Geng Chen·Zhi-Qing Chen·Yi-Qi Chen·Dong-Li Jiang·Xi-Heng Shi·Zhi-Wen Wang
Compton effectArthur ComptonAlbert EinsteinArno PenziasquasarAccretion diskactive galactic nucleusspectroscopy
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