Gravitational lensing

modified gravity

geometric algebra

We found the discrepancy between the observations of rotation curves and strong gravitational lensing.

Baryon effects on the dark matter halos constrained from strong gravitational lensing, L. Wang, D.-M. Chen, R. Li, 2017, MNRAS, accepted, e-print (arXiv:1706.03324)

Contradiction between strong lensing statistics and a feedback solution to the cusp/core problem, D. –M. Chen, S. McGaugh, RAA, 2010, 10, 1215

f(R) gravity theories in the Palatini Formalism constrained from strong lensing,  X.-J. Yang, D.-M. Chen,  2009, MNRAS, 394, 1449

Strong lensing probability in TeVeS (tensor vector scalar) theory,  D..-M. Chen, 2008, JCAP, 01, 006

Strong lensing probability for testing TeVeS theory, D.-M. Chen, H. Zhao, 2006, ApJL, 650, L9

Nonsingular density profiles of dark matter halos and strong gravitational lensing, D.-M. Chen, 2005, ApJ, 629, 23

Flux-limited strong gravitational lensing and dark evergy, D.-M. Chen, 2004, A&A, 418, 387

Strong gravitational lensing and galactic bulges, D.-M. Chen, 2003, ApJL, 587, L55