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Dhiraj Kumar
Research Scholar at Univ Politècnica de Catalunya
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Publications (5)
SPIE Journal Paper | 31 January 2013
Determination of the overlap factor and its enhancement for medium-size tropospheric lidar systems: a ray-tracing approach
JARS, Vol. 7, Issue 01, 073591, (January 2013) https://doi.org/10.1117/12.10.1117/1.JRS.7.073591
KEYWORDS: Telescopes, Sensors, LIDAR, Device simulation, Systems modeling, Atmospheric laser remote sensing, Atmospheric modeling, Fiber optics, Fiber lasers, Aerosols
Proceedings Article | 30 September 2011 Paper
Six-channel polychromator design and implementation for the UPC elastic/Raman lidar
Dhiraj Kumar, Francesc Rocadenbosch, Michaël Sicard, Adolfo Comeron, Constantino Muñoz, Diego Lange, Sergio Tomás, Eduard Gregorio
Proceedings Volume 8182, 81820W (2011) https://doi.org/10.1117/12.896305
KEYWORDS: LIDAR, Sensors, Ultraviolet radiation, Lenses, Composites, Photodetectors, Raman spectroscopy, Near infrared, Receivers, Optical design
Proceedings Article | 3 October 2006 Paper
Engineering of a water-vapour Raman elastic-backscatter lidar at the Technical University of Catalonia, Spain
Dhiraj Kumar, Michaël Sicard, Sergio Tomás, Constantino Muñoz, Francesc Rocadenbosch, Adolfo Comerón
Proceedings Volume 6367, 63670U (2006) https://doi.org/10.1117/12.690701
KEYWORDS: Signal to noise ratio, LIDAR, Raman spectroscopy, Atmospheric modeling, Telescopes, Aerosols, Backscatter, Photon counting, Atmospheric particles, Analog electronics
Proceedings Article | 22 October 2004 Paper
Dependence of vertical-cavity surface-emitting laser diodes with integrated microfluidic channels on fluid refractive index
Proceedings Volume 5557, (2004) https://doi.org/10.1117/12.557392
KEYWORDS: Vertical cavity surface emitting lasers, Microfluidics, Mirrors, Refractive index, Resonators, Dielectric mirrors, Semiconductor lasers, Biosensors, Laser resonators, Diodes
Proceedings Article | 22 October 2004 Paper
Microfluidic passive-cavity interferometer-based biosensor
Proceedings Volume 5557, (2004) https://doi.org/10.1117/12.560002
KEYWORDS: Microfluidics, Optical spheres, Refractive index, Resonators, Biosensors, Interferometers, Glasses, Mirrors, Spectroscopy, Gaussian beams
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