Prof. Joby Joseph

Prof. Joseph Joby
Professor
Indian Institute of Technology Delhi
Hauz Khas,New Delhi-110016
Tel:+91-11-2659 1336 (O)
joby[at]physics.iitd.ac.in

Areas of Interest:

Photonic crystals, Interference lithography, Digital holography, OLED light extraction

About Prof.Joby Joseph

Dr. Joby Joseph is Professor in the Department of Physics, IIT Delhi, where he has been a teaching faculty since 1996. He holds Ph.D degree (1992) in Physics and M.Tech. degree (1988) in Applied Optics from IIT Delhi. He worked as Senior Optical Engineer at Aprilis Inc., Maynard, MA, USA, towards the development of an ultra-high density holographic digital data storage device. He has post-doctoral research experience from Kobe University, Japan and Univ. of Massachusetts, Boston, USA. He is investigator of various research projects from DST, DRDO & DIT. He has supervised 6 PhD and more than 50 MTech dissertations. He is co-inventor in three US patents and has published more than 80 research papers in reputed international journals. His current research interests are in Ultra-high density holographic data storage and search methods, 3-D interference lithography for photonic structure fabrication, Digital Holography, Optical data security, and Optical correlators for pattern recognition.

Biodata : View

Selected recent publications:

  • Jolly Xavier, Raktim Dasgupta, Sunita Ahlawat, Joby Joseph, and Pradeep Kumar Gupta, “Three Dimensional Optical Twisters-driven Helically-Stacked Multi-layered Microrotors”, Appl. Phys. Lett. 100 (2012) 121101
  • Manish Verma, Stuti Joshi, Nandan S. Bisht, H. C. Kandpal, P. Senthilkumaran, and Joby Joseph, “Effect of surface plasmons on spectral switching of polychromatic light with Au-double-slit”, JOSA A 29 (2012) 195-199
  • Samsheerali P T, Bhargab Das and Joby Joseph, “Quantitative phase contrast imaging using common-path in-line digital holography”, Opt. Commun. 285 (2012) 1062-1065.
  • Jolly Xavier, Sunil Vyas, P. Senthilkumaran, and Joby Joseph, “Complex 3D Vortex Lattice Formation by Phase-Engineered Multiple Beam Interference”, Int’l. Jl. of Optics, (2012) Article ID 863875.
  • Pramod Kumar, Joby Joseph, and Kehar Singh, “Known-plaintext attack-free double random phase-amplitude optical encryption: Vulnerability to impulse function attack”, J. Opt. (IOP) 14 (2012) 045401.
  • Pramod Kumar, A. Kumar, Joby Joseph, and Kehar Singh, “Vulnerability of the security enhanced double random phase-amplitude encryption scheme to point spread function attack”, Opt. & Lasers in Eng. 50 (2012) 1196–1201
  • Manoj Kumar Sharma, Joby Joseph, P. Senthilkumaran, “Effect of aberrations in vortex spatial filtering”, Opt. & Lasers in Eng. 50 (2012) 1501–1507
  • Jolly Xavier, and Joby Joseph, “Tunable complex photonic chiral lattices by reconfigurable optical phase engineering”, Opt. Lett. 36 (2011) 403-405.
  • Jolly Xavier, Sunil Vyas, P. Senthilkumaran, C. Denz, and Joby Joseph, “Sculptured 3D twister superlattices embedded with tunable vortex spirals”, Opt. Lett. 36 (2011) 3512-3514.