Origin of spin gapless semiconductor behavior in CoFeCrGa: Theory and Experiment
Dr. Deepika Choudhury, Prof. Mukesh Kumar, Dr. Pushpendra P. Singh, Prof. Rajesh V. Nair, A. I. Mallick, M. M. Raja, A. A. Coelho, A. K. Nigam, D. D. Johnson, A. Alam, K. G. Suresh, 
Physical Review B 92, 045201 (2015)

High spin polarization and spin splitting in equiatomic quaternary CoFeCrAl Heusler alloy
Dr. Deepika Choudhury, Prof. Mukesh Kumar, Dr. Pushpendra P. Singh, Prof. Rajesh V. Nair, A. I. Mallick, A. A. Coelho, A. K. Nigam, B. Varaprasad, Y. K. Takahashi, A. Alam, K. G. Suresh, K. Hono, 
Journal of Magnetism and Magnetic Materials 394, 82 (2015)