Prof. Prem Kumar Profile

Prof. Prem Kumar

at Northwestern Univ

SPIE Involvement:

Conference Program Committee | Author | Special Event Speaker

Publications (22)

Proceedings Article | 13 March 2024 Presentation

NASA and external quantum sensing capability assessment for NASA space-based science measurements

Upendra Singh, John Kitching, Prem Kumar, Jessica Gaskin

Proceedings Volume PC12912, PC1291224 (2024) https://doi.org/10.1117/12.3012014

KEYWORDS: Quantum sensing, Quantum sensors, Quantum entanglement, Quantum technologies, Industry, Quantum technology applications, Quantum systems, Quantum measurement, Quantum light, Quantum information

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Proceedings Article | 12 April 2021 Presentation + Paper

Illinois Express Quantum Network (IEQNET): metropolitan-scale experimental quantum networking over deployed optical fiber

Joaquin Chung, Gregory Kanter, Nikolai Lauk, Raju Valivarthi, Wenji Wu, Russell Ceballos, Cristián Peña, Neil Sinclair, Jordan Thomas, Si Xie, Rajkumar Kettimuthu, Prem Kumar, Panagiotis Spentzouris, Maria Spiropulu

Proceedings Volume 11726, 1172602 (2021) https://doi.org/10.1117/12.2588007

KEYWORDS: Quantum networks, Optical networks, Optical fibers, Quantum communications, Photons, Teleportation, Standards development, Receivers, Optical switching, Optical filters

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Proceedings Article | 10 March 2021 Open Access

Detecting light, photon by photon: Recent progress and what future may hold

Prem Kumar

Proceedings Volume 11714, 117140C (2021) https://doi.org/10.1117/12.2593563

Proceedings Article | 18 September 2018 Presentation + Paper

Progress toward high-efficiency single-photon-level interactions in crystalline microcavities

Abijith Kowligy, Gregory Kanter, Prem Kumar

Proceedings Volume 10771, 1077108 (2018) https://doi.org/10.1117/12.2317833

KEYWORDS: Microresonators, Prisms, Resonators, Crystals, Photonic crystals, Optical microcavities, Nonlinear crystals, Lithium niobate, Nonlinear optics, Quantum information, Photonic quantum computing, Quantum information processing

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Proceedings Article | 7 September 2011 Paper

Quantum enhancement of a coherent ladar receiver using phase-sensitive amplification

Peter Wasilousky, Kevin Smith, Ryan Glasser, Geoffrey Burdge, Lee Burberry, Bill Deibner, Michael Silver, Robert Peach, Christopher Visone, Prem Kumar, Oo-Kaw Lim, Gideon Alon, Chao-Hsiang Chen, Amar Bhagwat, Paritosh Manurkar, Michael Vasilyev, Muthiah Annamalai, Nikolai Stelmakh, Zachary Dutton, Saikat Guha, Cesar Santivañez, Jian Chen, Marcus Silva, Will Kelly, Jeffrey Shapiro, Ranjith Nair, Brent Yen, Franco Wong

Proceedings Volume 8163, 816305 (2011) https://doi.org/10.1117/12.892419

KEYWORDS: LIDAR, Receivers, Signal detection, Sensors, Signal to noise ratio, Interference (communication), Optical amplifiers, Mirrors, Target detection, Quantum efficiency

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Proceedings Article | 7 September 2011 Paper

Enhanced optical resolution in target detection with phase-sensitive versus phase-insensitive pre-amplification

Oo-Kaw Lim, Zachary Dutton, Gideon Alon, Chao-Hsiang Chen, Michael Vasilyev, Prem Kumar

Proceedings Volume 8163, 816306 (2011) https://doi.org/10.1117/12.895210

KEYWORDS: Signal to noise ratio, Phase shift keying, Resolution enhancement technologies, Optical resolution, Signal detection, Target detection, Homodyne detection, Sensors, Interference (communication), Detector arrays

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Proceedings Article | 25 September 2007 Paper

Why is the orbital angular momentum conserved in spontaneous parametric down-conversion?

Sheng Feng, Prem Kumar

Proceedings Volume 6710, 67100C (2007) https://doi.org/10.1117/12.734118

KEYWORDS: Photons, Quantum mechanics, Quantum physics, Polarization, Physics, Nonlinear optics, Double patterning technology, Wave propagation, Crystals, Phase matching

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Proceedings Article | 10 September 2007 Paper

Tomographic characterization of fiber-generated polarization-entangled Bell states

Milja Medic, Kim Fook Lee, Joseph Altepeter, Burc Gokden, Chuang Liang, Sae Woo Nam, Prem Kumar

Proceedings Volume 6780, 67800R (2007) https://doi.org/10.1117/12.734503

KEYWORDS: Photons, Tomography, Polarization, Avalanche photodetectors, Raman spectroscopy, Matrices, Optical filters, Photon polarization, Signal detection, Quantum communications

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Proceedings Article | 8 February 2007 Paper

Ultralow-light level saturation spectroscopy and EIT using a tapered fiber in a hot vapor cell

S. Spillane, G. Pati, M. Shahriar, Prem Kumar, R. Beausoleil

Proceedings Volume 6482, 64820U (2007) https://doi.org/10.1117/12.716474

KEYWORDS: Absorption, Rubidium, Chemical species, Doppler effect, Spectroscopy, Near field optics, Laser beam diagnostics, Clouds, Nonlinear optics, Fiber lasers

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Proceedings Article | 10 June 2006 Paper

Fiber based entangled photon-pair source

Xiaoying Li, Jun Chen, Kim Fook Lee, Chuang Liang, Paul Voss, Prem Kumar

Proceedings Volume 6344, 63440E (2006) https://doi.org/10.1117/12.693402

KEYWORDS: Photons, Polarization, Remote sensing, Raman scattering, Lithium, Scattering, Raman spectroscopy, Optical filters, Quantum information processing, Visibility

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Proceedings Article | 15 September 2005 Paper

A single-photon detector for high-speed telecom-band quantum communication applications

Chuang Liang, Kim Lee, Paul Voss, Eric Corndorf, Gregory Kanter, Jun Chen, Xiaoying Li, Prem Kumar

Proceedings Volume 5893, 589314 (2005) https://doi.org/10.1117/12.616188

KEYWORDS: Avalanche photodetectors, Single photon detectors, Quantum efficiency, Sensors, Picosecond phenomena, Quantum communications, Photons, Clocks, Signal detection, Human-machine interfaces

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Proceedings Article | 23 May 2005 Paper

Exploiting quantum and classical noise for securing high-speed optical communication networks

Gregory Kanter, Eric Corndorf, Chuang Liang, Vladimir Grigoryan, Prem Kumar

Proceedings Volume 5842, (2005) https://doi.org/10.1117/12.609272

KEYWORDS: Phase shift keying, Binary data, Interference (communication), Signal to noise ratio, Polarization, Modulation, Quantum communications, Wavelength division multiplexing, Computer security, Receivers

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Proceedings Article | 11 January 2005 Paper

Telecom-band entanglement generation in standard fibers

Jun Chen, Xiaoying Li, Paul Voss, Prem Kumar

Proceedings Volume 5631, (2005) https://doi.org/10.1117/12.581917

KEYWORDS: Polarization, Optical fibers, Stereolithography, Photon polarization, Raman scattering, Standards development, Quantum communications, Signal generators, Optical filters, Scattering

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Proceedings Article | 19 October 2004 Paper

Quantum theory for two-photon-state generation by means of four-wave mixing in optical fiber

Jun Chen, Xiaoying Li, Prem Kumar

Proceedings Volume 5551, (2004) https://doi.org/10.1117/12.560665

KEYWORDS: Optical fibers, Four wave mixing, Scanning probe microscopy, Quantum physics, Modulation, Gaussian filters, Nonlinear optics, Two wave mixing, Scattering, Quantum communications

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Proceedings Article | 24 August 2004 Paper

Data encryption over an inline-amplified 200-km-long WDM line using coherent-state quantum cryptography

Eric Corndorf, Gregory Kanter, Chuang Liang, Prem Kumar

Proceedings Volume 5436, (2004) https://doi.org/10.1117/12.541195

KEYWORDS: Optical amplifiers, Transmitters, Wavelength division multiplexing, Eye, Quantum cryptography, Phase modulation, Modulators, Fiber amplifiers, Polarization, Interferometers

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Proceedings Article | 6 July 2004 Paper

Optical absorption and transient photobleaching in solutions of surfactant-encapsulated and DNA-wrapped single-walled carbon nanotubes

Michael Arnold, Song Lan, Samantha Cruz, Jay Sharping, Samuel Stupp, Prem Kumar, Mark Hersam

Proceedings Volume 5359, (2004) https://doi.org/10.1117/12.521192

KEYWORDS: Single walled carbon nanotubes, Absorption, Semiconductors, Dielectrics, Laser beam diagnostics, Absorbance, Picosecond phenomena, Optical properties, Carbon nanotubes, Sodium

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Proceedings Article | 3 February 2004 Paper

Efficient quantum cryptography with coherent-state light in optical fibers at Gbps rates

Eric Corndorf, Prem Kumar, Chuang Liang, Geraldo Barbosa, Horace Yuen

Proceedings Volume 5161, (2004) https://doi.org/10.1117/12.506650

KEYWORDS: Polarization, Photons, Modulators, Transmitters, Receivers, Quantum cryptography, Computer security, Poincaré sphere, Modulation, Optical amplifiers

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Proceedings Article | 8 December 2003 Paper

CW theory for optical fiber photon-pair generation

Paul Voss, Kahraman Koprulu, Prem Kumar

Proceedings Volume 5248, (2003) https://doi.org/10.1117/12.512466

KEYWORDS: Raman spectroscopy, Polarization, Raman scattering, Fiber amplifiers, Optical fibers, Photodetectors, Nonlinear optics, Staring arrays, Solids

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Proceedings Article | 9 December 2002 Paper

Quantum cryptography in free space with coherent-state light

Geraldo Barbosa, Eric Corndorf, Prem Kumar, Horace Yuen

Proceedings Volume 4821, (2002) https://doi.org/10.1117/12.450942

KEYWORDS: Polarization, Receivers, Transmitters, Modulators, Quantum cryptography, Modulation, Photons, Symmetric-key encryption, Poincaré sphere, Free space

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Proceedings Article | 10 May 1996 Paper

Optical phase conjugation using Raman coherent population trapping

Philip Hemmer, D. Katz, M. Shahriar, Prem Kumar, Mark Cronin-Golomb

Proceedings Volume 2798, (1996) https://doi.org/10.1117/12.239482

KEYWORDS: Phase conjugation, Sodium, Polarization, Raman spectroscopy, Coherence (optics), Transparency, Radio propagation, Magnetism, Superposition, Wave propagation

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Proceedings Article | 18 August 1995 Paper

Optical phase conjugation with gain in a bulk semiconductor

David Caplan, Prem Kumar

Proceedings Volume 2622, (1995) https://doi.org/10.1117/12.216815

KEYWORDS: Phase conjugation, Reflectivity, Signal processing, Semiconductors, Mode locking, Q switching, Laser beam diagnostics, Image processing, Four wave mixing, Wave propagation

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Proceedings Article | 1 March 1991 Paper

Photon-noise reduction experiments with a Q-switched Nd:YAG laser

Prem Kumar, Jianming Huang, Orhan Aytur

Proceedings Volume 1376, (1991) https://doi.org/10.1117/12.48065

KEYWORDS: Signal to noise ratio, Photons, Modulation, Nd:YAG lasers, Q switched lasers, Light, Bragg cells, Photodetectors, Optical testing, Signal detection

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Showing 5 of 22 publications

Conference Committee Involvement (21)

Quantum Information Science, Sensing, and Computation XVII

13 April 2025 | Orlando, Florida, United States

Quantum Information Science, Sensing, and Computation XVI

22 April 2024 | National Harbor, Maryland, United States

Quantum Information Science, Sensing, and Computation XV

3 May 2023 | Orlando, Florida, United States

Quantum Information Science, Sensing, and Computation XIV

6 April 2022 | Orlando, Florida, United States

Quantum Information Science, Sensing, and Computation XIII

12 April 2021 | Online Only, Florida, United States

Quantum Information Science, Sensing, and Computation XII

27 April 2020 | Online Only, California, United States

Quantum Technologies and Quantum Information Science V

10 September 2019 | Strasbourg, France

Quantum Information Science, Sensing, and Computation XI

18 April 2019 | Baltimore, MD, United States

Quantum Technologies and Quantum Information Science

10 September 2018 | Berlin, Germany

Quantum Information Science, Sensing, and Computation X

18 April 2018 | Orlando, FL, United States

Quantum Technologies and Quantum Information Science

13 September 2017 | Warsaw, Poland

Quantum Information Science and Technology

26 September 2016 | Edinburgh, United Kingdom

Quantum Information Science and Technology

22 September 2015 | Toulouse, France

Quantum-Physics-Based Information Security

22 September 2014 | Amsterdam, Netherlands

Quantum-Physics-Based Information Security II

23 September 2013 | Dresden, Germany

Quantum-Physics-Based Information Security

25 September 2012 | Edinburgh, United Kingdom

Quantum-Physics-Based Information Security

19 September 2011 | Prague, Czech Republic

Quantum Communications Realized II

28 January 2009 | San Jose, California, United States

Quantum Communications Realized

10 September 2007 | Boston, MA, United States

Fluctuations and Noise in Photonics and Quantum Optics III

24 May 2005 | Austin, Texas, United States

Fluctuations and Noise in Photonics and Quantum Optics

2 June 2003 | Santa Fe, New Mexico, United States

Showing 5 of 21 Conference Committees

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