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Dr. Nitin Bhaia

Assistant Professor

Department of Electrical Engineering, IIT Jodhpur

nitin@iitj.ac.in

(91 291) 280 1366


Teaching Profile

[CS 211] Digital Logic and Design (Theory and Lab)


Ph.D. Students



Work Experience

Assistant Professor, Indian Institute of Technology Jodhpur
May 2019 - Current

Teaching Interests: Optical Communications, Basic Electrical and Electronics Engineering, Nonlinear Fiber optics

Research Interests: Multimode Interference (MMI) in Optical Fibers, MMI Devices, Generation of multimode optical beams, Nonlinear Fiber Optics, Optical Communications


Assistant Professor, NIIT University, Rajasthan
Feburary 2018 - April 2019

Courses Taught: Fundamentals of Electronics, Nonlinear Optical Communications, Workshop Practice Lab, Digital Logic and Circuits Lab


Postdoctoral Fellow, Indian Institute of Technology Kharagpur
December 2016 - Janurary 2018

Design, fabrication and characterization of all-fiber multimode interference devices targeting various potential applications, particularly Bessel beam generation.

Fiber based supercontinuum sources for mid and near IR using multimode optical fibers with experimental investigations on the non-linear pulse propagation dynamics in multimode fibers.


Research Associate, Indian Institute of Technology Bombay
June 2016 - November 2016

Design, fabrication and characterization of all-fiber multimode interference devices

Education

Ph.D., Indian Institute of Technology Bombay
January 2011 - August 2016

B.Tech., Rajasthan Technical University, Kota, Rajasthan
2006 - 2010

Electronics and Communication Engineering


Awards

Excellence Award, Convocation function, IIT Bombay
August 2018

Received the Excellence in Thesis Research Work Award of IIT Bombay from the Prime Minister of India

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Research Publications

Journals
# citations: 32, h-index = 3, i10-index = 1 [Source: Google Scholar]

[5] N. Bhatia and S.K.Varshney, "Design of an all-fiber Multimode Interference based multimode optical beam generator: Theory and Experiment," Journal of the Optical Society of America B, Vol. 35, no. 6, pp. 1308-1317, 2018.

[4] P. Mondal, N. Bhatia, V. Mishra, R. Haldar and S.K.Varshney, "Cascaded Raman and Intermodal Four-Wave Mixing in Conventional Non-Zero Dispersion Shifted Fiber for Versatile Ultra-Broadband Continuum Generation" Journal of Lightwave Technology, vol. 36, no. 12, pp. 2351 - 2357, 2018.

[3] N. Bhatia and J. John, ``Single-mode - multimode - multimode device: Sensitivity of the single mode to the fiber parameters and geometrical misalignments," Journal of the Optical Society of America B, vol. 33, no. 2, pp. 211 - 219, 2016.

[2] N. Bhatia, K. C. Rustagi, and J. John, "Single LP0,n mode excitation in multimode fibers," Optics Express, vol. 22, no. 14, pp. 16847 - 16862, 2014.

[1] N. Bhatia and J. John, "Multimode interference devices with single-mode - multimode - multimode fiber structure," Applied Optics, vol. 53, no. 23, pp. 5179 - 5186, 2014.


Conferences
In India

[5] N. Bhatia, "Aperture-like behaviour of the optical fiber end-facet for the exiting optical beams," 14th International Conference on Fiber Optics and Photonics, SP052, IIT-Delhi, 2018, India

[4] H. Mittal and N. Bhatia, "Broadcasting a laser using Bragg grating for free-space optical communication," 14th International Conference on Fiber Optics and Photonics, FP093, 2018, IIT-Delhi, India

[3] N. Bhatia, K. C. Rustagi, and J. John, "An investigation on the Bessel nature of single LP0,n modes excited using a Single mode - Multimode - Multimode fiber structure," in 13th International Conference on Fiber Optics and Photonics, Tu5G.3, 2016, IIT-Kanpur, India

[2] N. Bhatia and J. John, "Wavelength sensitivity of the excited single mode in the output multimode fiber of an SMm structure," in 21st National Conference on Communications (NCC), pp. 1-4, 2015, IIT-Bombay, India

[1] N. Bhatia, K. C. Rustagi, and J. John, "Design of an all-fiber device for exciting a single LP0,n mode in a multimode fiber," in 12th International Conference on Fiber Optics and Photonics, S5A.21, 2014, IIT-Kharagpur, India

Outside India

[4] N. Bhatia and S.K.Varshney, "Transformation of the fiber based LP0,n modes into free-space LP0,p beams" Conference on Lasers and Electro-optics - Pacific Rim (CLEO - PR), W3A.104, 2018, Hong Kong, SAR China.

[3] N. Bhatia, P. Mondal and S.K.Varshney, "Characterizing the Single mode - Multimode - Multimode (SMm) device for exciting a single radial mode in a multimode fiber" Conference on Lasers and Electro-optics - Pacific Rim (CLEO - PR), F1B.5, 2018, Hong Kong, SAR China.

[2] N. Bhatia and S.K.Varshney, "Multimode Interference based All-Fiber Selective Mode Launcher for Few Mode Fiber Applications", Frontiers in Optics/Laser Science, JW4A.102, 2017, Washington, USA.

[1] P. Mondal, N. Bhatia, V. Mishra, R. Haldar and S.K.Varshney, "Experimental Investigation of Cascaded Raman and Intermodal Nonlinear Interaction Based Supercontinuum Generation in Corning LEAF Fiber", Frontiers in Optics/Laser Science, JW4A.8, 2017, Washington, USA.