Biography
Aravinda Kar received his PhD degree from the University of Illinois at Urbana-Champaign and is a Professor of Optics, MAE (Mechanical and Aerospace Engineering) and MSE (Materials Science and Engineering) at UCF. His research interests are (1) Laser-Assisted Manufacturing and Materials Processing, (2) Design and processing of semiconductor materials, laser doping, sensors, detectors, light-emitting diodes and photovoltaic cells, (3) Laser beam shaping and laser-material interactions, and (4) Thermal and materials science, advanced material properties, biomaterials.
Awards & Honors
- Fellow, Laser Institute of America (LIA), since 2000
- Fellow, National Academy of Inventors (NAI), since 2017
- 2018 First Place Award (Poster Presentation): Eduardo Castillo, IMAPS Society, 2018
- 2017 First Place Award (Poster Presentation): Eduardo Castillo, ICALEO 2017
- 2017 First Place Award (Poster Presentation): Eduardo Castillo, IMAPS Society 2017
- 2005 Elected to the Board of Directors of the Laser Institute of America
- 2002 TIP (UCF’s Teaching Incentive Program) Award
- 2001 ICALEO’01 Student Paper Award Competition: Yonggang Li
- 2000 ICALEO’00 Student Paper Award Competition: Jihua Du
- 2000 Fifth Annual Tibbetts Award
- 2000 American Welding Society award Henry Grajon Prize: Jian Xie
- 1999 First Prize Student Paper Award Competition: Jihua Du
- 1999 ICALEO’99 Student Paper Award Competition: Franz Josef Kahlen
Research Group
Laser-Advanced Manufacturing, Materials and Micro-Processing (LAMMMP) Laboratory, mathematical modeling of process mechanism, synthesis of new materials, advanced manufacturing and process diagnostics; laser-matter interactions, melting, vaporization, plasma effects, solidification and non-equilibrium synthesis of materials; diffusion, laser doping, semiconductor processing, sensors and detectors; laser CVD; laser machining, laser ablation, laser drilling, cutting and welding; process monitoring and diagnostic techniques.Scientists
Students
Publications
A. Rahaman, X.P. Du, A. Kar and X.M. Yu "Experimental observation of the effect of pulse duration on optical properties in ultrafast laser micro-processing of polymers" Journal of Laser Applications, 33(4), A. 042003 (2021)
T.Y. Li, A. Kar and R. Kumar "Volumetric laser heating of nanosuspension microdroplets: Slow evaporation to mid-air explosion" International Journal of Heat and Mass Transfer, 177, A. 121433 (2021)
P. Pathak, E. Castillo-Orozco, R. Kumar, A. Kar and H.J. Cho "Effect of laser power on conductivity and morphology of silver nanoparticle thin films prepared by a laser assisted electrospray deposition method" Journal of Laser Applications, 33(1), A. 012034 (2021)
T.Y. Li, R. Kumar and A. Kar "Enhanced heating by microdroplet lens in nanoparticle electrospray laser deposition" Journal of Laser Applications, 33(1), A. 012012 (2021)
B. Zhou, A. Kar, M.J. Soileau and X.M. Yu "Invariance of the r2-ln(F) relationship and attainable precision in ultrafast laser ablation experiments" Optics Express, 29(4), pp. 5635-5643 (2021)
X.P. Du, A. Rahaman, A. Kar, M. Chase, D. Wolfe, J. Mathy and X.M. Yu "Laser processing over a large area by wavefront-controlled scanning" Journal of Laser Applications, 33(1), A. 012052 (2021)
A. Rahaman, X.P. Du, B.Y. Zhou, A. Kar and X.M. Yu "Pulse-to-pulse evolution of optical properties in ultrafast laser micro-processing of polymers" Journal of Laser Applications, 33(1), A. 012020 (2021)
E. Castillo-Orozco, R. Kumar and A. Kar "Thermal response of Bessel beam-heated microdroplets carrying nanoparticles for deposition" Journal of Laser Applications, 33(1), A. 012043 (2021)
T.Y. Li, A. Kar and R. Kumar "Uniform and gaussian ultraviolet light intensity distribution on droplet for selective area deposition of particles" Journal of Fluids Engineering-Transactions of the ASME, 142(9), A. 094503 (2020)
J.M. Jennings, A. Kar and R. Vaidyanathan "Measurement of induced currents in radio frequency magnetic fields based on near field antenna perturbations" AIP Advances, Vol. 10, 2020, pp. 065202:1-10 (2020)
A. Rahaman, X.P. Du, B.Y. Zhou, H. Cheng, A. Kar and X. Yu "Absorption and temperature distribution during ultrafast laser microcutting of polymeric materials" Journal of Laser Applications, 32, pp. 022044:1-8 (2020)
B.Y. Zhou, A. Rahaman, X.P. Du, H. Cheng, A. Kar, M.J. Soileau and X. Yu "Laser processing of dielectrics using spatiotemporally tuned ultrashort pulses" Journal of Laser Applications, 32, 022041:1-7 (2020)
B.Y. Zhou, A. Kar, M.J. Soileau, and X. Yu "Reducing feature size in femtosecond laser ablation of fused silica by exciton-seeded photoionization" Optics Letters, 45(7), pp. 1994-1997 (2020)
E. Castillo-Orozco, A. Kar, and R. Kumar "Non-dimensional groups for electrospray modes of nanoparticle suspensions" Scientific Reports, 10:4405, pp. 1-10 (2020)
T.Y. Li, A. Kar, and R. Kumar "Concentration distribution of photosensitive liquid in a droplet under ultraviolet light" Journal of Fluids Engineering-Transactions of the Asme, Vol. 142, 2020, pp. 021301-1:9 (2020)
A. Rahaman, A. Kar, and X. Yu "Time-resolved measurements of optical properties in ultrafast laser interaction with polypropylene" Optics Express, 28(2), pp. 2640-2648 (2020)
T. Li, A. Kar, and R. Kumar "Marangoni circulation by UV light modulation on sessile drop for particle agglomeration" Journal of Fluid Mechanics, 873, pp.72-88 (2019)
E. Castillo-Orozco, R. Kumar, and A. Kar "Laser electrospray printing of nanoparticles on flexible and rigid substrates" Journal of Laser Applications, Vol. 31, 2019, pp. 22015:1-6. (2019)
E. Castillo-Orozco, R. Kumar, and A. Kar "Laser-induced subwavelength structures by microdroplet superlens" Optics Express, 27(6), pp. 8130-8142 (2019)
A. Rahaman, A. Kar, and X. Yu "Thermal effects of ultrafast laser interaction with polypropylene" Optics Express, 27(4), pp. 5764-5783 (2019)
Alumni
PhD
Arifur Rahaman, Optics Ph.D., Summer 2020Jeffrey M. Jennings, Materials Science Ph.D., Fall 2018
Eduardo Castillo, Mechanical Engineering Ph.D., Summer 2018
Victor Huge Velez, Electrical Engineering Ph.D., Summer 2017
Tian Si Wang, Optics Ph.D., Spring 2017
Sen-Yong Chen, Optics Ph.D., Spring 2012
Zhaoxu Tian, Materials Science Ph.D., Spring 2006
Islam A. Salama, Materials Science Ph.D., Spring 2003
Yonggang Li, Materials Science Ph.D., Spring 2002
Jihua Du, Materials Science Ph.D., Spring 2000
Wen Guo, Materials Science Ph.D., Spring 2000
Franz-Joseph Kahlen, Materials Science Ph.D., Spring 2000
Jian Xie, Materials Science Ph.D., Spring 1998
Jinhua Xia, Materials Science Ph.D., Spring 1997
MS
Sambhav Anand, Optics M.S., Spring 2016Chong Zhang, Optics M.S., Spring 2008
Siva Kiran Chapalamadugu, Optics M.S., Spring 1999
Qiang Zhang, Optics M.S., Spring 1997