Dr. Neelanjan Bandyopadhyay Profile

Dr. Neelanjan Bandyopadhyay

at Bandwidth10 Inc

SPIE Involvement:

Author

Publications (13)

Proceedings Article | 3 March 2020 Presentation + Paper

MEMs-HCG VCSELs for emerging sensing and datacoms applications

Dalila Ellafi, Michael Yang, Hung Kai Chen, Sam Sangho Kim, Neelanjan Bandyopadhyay, Sam Cheng, Ghulam Hasnain, Mike Huang, Chris Chase

Proc. SPIE. 11300, Vertical-Cavity Surface-Emitting Lasers XXIV

KEYWORDS: Microelectromechanical systems, Optical filters, Mirrors, Tunable lasers, Fiber to the x, Modulation, Optical coherence tomography, WDM-PON, Wavelength tuning, Vertical cavity surface emitting lasers

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Proceedings Article | 13 October 2015

Recent development of high power, widely tunable THz quantum cascade laser sources based on difference-frequency generation

M. Razeghi, Q. Y. Lu, N. Bandyopadhyay, S. Slivken

Proc. SPIE. 9647, Unmanned/Unattended Sensors and Sensor Networks XI; and Advanced Free-Space Optical Communication Techniques and Applications

KEYWORDS: Mid-IR, Polishing, Continuous wave operation, Seaborgium, Waveguides, Silicon, Quantum cascade lasers, Terahertz radiation, Diffraction gratings

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Proceedings Article | 31 August 2015 Paper

Recent development of high-power widely tunable THz quantum cascade laser sources based on difference-frequency generation

M. Razeghi, Q. Y. Lu, N. Bandyopadhyay, S. Slivken

Proc. SPIE. 9585, Terahertz Emitters, Receivers, and Applications VI

KEYWORDS: Mid-IR, Polishing, Continuous wave operation, Seaborgium, Waveguides, Silicon, Quantum cascade lasers, Terahertz radiation, Diffraction gratings

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Proceedings Article | 5 September 2014 Paper

Room temperature continuous wave THz quantum cascade laser source with high power operation

M. Razeghi, Q. Lu, N. Bandyopadhyay, S. Slivken, Y. Bai

Proc. SPIE. 9199, Terahertz Emitters, Receivers, and Applications V

KEYWORDS: Mid-IR, Polishing, Continuous wave operation, Waveguides, Composites, Quantum cascade lasers, Doping, Terahertz radiation, Difference frequency generation

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Proceedings Article | 21 May 2014

Recent progress of room temperature THz sources based on nonlinear frequency mixing in quantum cascade lasers

M. Razeghi, Q. Y. Lu, N. Bandyopadhyay, S. Slivken, Y. Bai

Proc. SPIE. 9100, Image Sensing Technologies: Materials, Devices, Systems, and Applications

KEYWORDS: Mid-IR, Electron beam lithography, Polishing, Waveguides, Surgery, Dry etching, Silicon, Quantum cascade lasers, Doping, Terahertz radiation

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Proceedings Article | 24 September 2013 Paper

Room temperature compact THz sources based on quantum cascade laser technology

Manijeh Razeghi, Q. Lu, N. Bandyopadhyay, S. Slivken, Y. Bai

Proc. SPIE. 8846, Terahertz Emitters, Receivers, and Applications IV

KEYWORDS: Mid-IR, Polishing, Waveguides, Sensors, Silicon, Coating, Laser applications, Quantum cascade lasers, Imaging spectroscopy, Terahertz radiation

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Proceedings Article | 4 February 2013 Paper

Dual section quantum cascade lasers with wide electrical tuning

S. Slivken, N. Bandyopadhyay, S. Tsao, S. Nida, Y. Bai, Q. Y. Lu, M. Razeghi

Proc. SPIE. 8631, Quantum Sensing and Nanophotonic Devices X

KEYWORDS: Mirrors, Optical design, Continuous wave operation, Waveguides, High power lasers, Reflectivity, Quantum cascade lasers, Laser damage threshold, Pulsed laser operation, Diffraction gratings

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Proceedings Article | 4 February 2013 Paper

Continuous wave, room temperature operation of λ ~ 3um quantum cascade laser

N. Bandyopadhyay, Y. Bai, S. Tsao, S. Nida, S. Slivken, M. Razeghi

Proc. SPIE. 8631, Quantum Sensing and Nanophotonic Devices X

KEYWORDS: Mid-IR, Continuous wave operation, Scattering, Cladding, Composites, Quantum cascade lasers, Pollution control, Pulsed laser operation, Superlattices

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Proceedings Article | 4 February 2013 Paper

Widely-tuned room-temperature terahertz quantum cascade laser sources

Quan-Yong Lu, Neelanjan Bandyopadhyay, Steven Slivken, Yanbo Bai, Manijeh Razeghi

Proc. SPIE. 8631, Quantum Sensing and Nanophotonic Devices X

KEYWORDS: Mid-IR, Waveguides, Silicon, Quantum cascade lasers, Imaging spectroscopy, Electroluminescence, Scanning electron microscopy, Terahertz radiation, Transmittance, Phase matching

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Proceedings Article | 21 January 2012 Paper

Substrate emission quantum cascade ring lasers with room temperature continuous wave operation

Y. Bai, S. Tsao, N. Bandyopadhyay, S. Slivken, Q. Y. Lu, M. Razeghi

Proc. SPIE. 8268, Quantum Sensing and Nanophotonic Devices IX

KEYWORDS: Staring arrays, Gold, Diffraction, Continuous wave operation, Silica, Cladding, Quantum cascade lasers, Near field, Photomasks, Quantum computing

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Proceedings Article | 1 June 2011 Paper

Widely tunable single-mode high power quantum cascade lasers

M. Razeghi, B. Gökden, S. Tsao, A. Haddadi, N. Bandyopadhyay, S. Slivken

Proc. SPIE. 8069, Integrated Photonics: Materials, Devices, and Applications

KEYWORDS: Mid-IR, Optical components, FT-IR spectroscopy, Gas sensors, Continuous wave operation, Dry etching, Metals, High power lasers, Quantum cascade lasers, Pulsed laser operation

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Proceedings Article | 1 March 2011 Paper

High peak power (34 W) photonic crystal distributed feedback quantum cascade lasers

B. Gökden, Y. Bai, N. Bandyopadhyay, S. Slivken, M. Razeghi

Proc. SPIE. 7946, Photonic and Phononic Properties of Engineered Nanostructures

KEYWORDS: Diffraction, FT-IR spectroscopy, Silica, Etching, High power lasers, Quantum cascade lasers, Photonic crystals, Photomasks, Semiconducting wafers, Pulsed laser operation

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Proceedings Article | 24 January 2011 Paper

High power 1D and 2D photonic crystal distributed feedback quantum cascade lasers

B. Gökden, Y. Bai, S. Tsao, N. Bandyopadhyay, S. Slivken, M. Razeghi

Proc. SPIE. 7945, Quantum Sensing and Nanophotonic Devices VIII

KEYWORDS: Mid-IR, Continuous wave operation, Silica, Etching, High power lasers, Quantum cascade lasers, Photonic crystals, Photomasks, Laser damage threshold, Pulsed laser operation

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Showing 5 of 13 publications

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