Fiber Optics & Photonics Lab (FOPL)

Research Overview:

• Investigation of spatiotemporal dynamics of continuous wave and ultrashort pulse propagation in Graded-index multimode fiber (recent)

• Smart designing and experimental realization of an advanced fiber-optic interferometric sensor network for multiparameter sensing

• Experimental realization of cascaded intermodal four-wave mixing for entangled photon pairs and discrete ultraviolet source generation

• Designing specialty optical fiber with low loss in the visible and infrared regimes for efficient quantum communication and quantum information processing

• Nobel beam generation in few-mode fibers for optical tweezers

Research highlights:

 Designing nested anti-resonant fiber for low-loss quantum communication in the visible regime

• Optical Fiber Technology, vol. 71, 102910, 2022, https://doi.org/10.1016/j.yofte.2022.102910.

• Journal of Optics (IOP), vol. 24, 115801, 2022, 10.1088/2040-8986/ac9630.

Experimental investigation of Cascaded intermodal four-wave mixing in standard fiber for far-detuned narrowband parametric source generation

• A. Journal of Physics, vol. 31, no. 3-4, 2022, Link.

• J. Opt., vol. 23, no. 1, 015503, 2021, 10.1088/2040-8986/abccfd.

• Optics Communications, vol. 458, 124816, 2020, https://doi.org/10.1016/j.optcom.2019.124816.

• OSA Continuum, vol. 1, 1360, 2018, https://doi.org/10.1364/OSAC.1.001360.

Evanescent field control in fibers with dynamic refractive index profile

• Applied Optics, vol. 55, no. 19, pp. 4985-4994, 2016, https://doi.org/10.1364/AO.55.004985.

Multi-order dispersion engineering in Binary Multi-clad Microstructure Fiber for nonlinear applications

• Optics Communications, vol. 332, no. 1, pp. 244-256, 2014,  https://doi.org/10.1016/j.optcom.2014.07.021.

• Journal of Optical Society of America B, vol. 32, no. 7, pp. 1499-1509, 2015, https://doi.org/10.1364/JOSAB.32.001499.

• Optical and Quantum Electronics, vol. 48, no. 112, pp. 1-20, 2016, https://doi.org/10.1007/s11082-015-0350-8.

Selective excitation of higher-order modes in a few-mode fiber for producing Hermite-Gaussian beams with unique polarizations

• Applied Optics, vol. 54, no. 6, pp. 1528-1542, 2015, https://doi.org/10.1364/AO.54.001528.

• A. Journal of Physics, vol. 28, no. 7-9, pp. 608-622, 2019, Link

Advanced fiber-optic interferometric sensor for stress and twist measurement

• Journal of Optical Society of America A, vol. 30, no. 5, pp. 1013-1020, 2013, https://doi.org/10.1364/JOSAA.30.001013.

• Journal of Optical Society of America A, vol. 33, no. 1, pp. 131-141, 2016, https://doi.org/10.1364/JOSAA.33.000131.

• Proceedings of SPIE, vol. 8173, 817322, 2010, https://doi.org/10.1117/12.900011.

Research Projects:

• Smart fiber-optic network for multiparameter sensing, SEED Grant, Bennett University (Sanction letter no. BU/RDC/SEED Grant/39/2023-24, duration: 2 years 6 months