- What are the physical processes behind the evolution of spatial coherence out of incoherent light and particle beams? OSA Annual Conference; Poster Session (September 19, 2018)
- Non-Interaction of Waves (NIW): Applications in Astrophysics University of Connecticut, Storrs, CT (October 6, 2017)
- Hybrid Photon Model bridges Classical and Quantum Optics OSA Annual Conference, Washington DC (September 20, 2017)
- Optical Phenomena in Light of NIW University of Dayton, Ohio (June 14, 2017)
- Consequences of Repeated Discovery and Benign Neglect of Non-Interaction of Waves (NIW) University of Dayton, Ohio (June 14, 2017)
- What are the physical processes behind a 50% beam combiner behave as a 0 to 100% reflector/transmitter inside an MZ or a Fabry-Perot interferometer? Institute of Optics, University of Rochester, NY (April 10, 2017)

Authors | Title | Journal Ref | ||
---|---|---|---|---|

2018.1 | C. Roychoudhuri | The concept of "fundamental" must keep evolving | FQXi Essay Contest Entry | |

2017.4 | C. Roychoudhuri | Re-energizing Enquiry among our young professionals | 2017 ETOP Conference; Paper # ETP 100-43 | |

2017.3 | C. Roychoudhuri | Consequences of repeated discovery and benign neglect of Non-Interaction of Waves (NIW) | 2017 ETOP Conference; Paper # ETP 100-36 | |

2017.2 | C. Roychoudhuri | Demonstration & implications when 50% beam combiners can behave as 0% or 100% reflector/transmitter inside some interferometers | 2017 ETOP Conference; Paper # ETP 100-83 | |

2017.1 | C. Roychoudhuri | Empower Mathematical Equations Using Evolution Process Congruent Thinking | 2017 FQXi Essay Contest Entry | |

2016.x | C. Roychoudhuri | Aquaponics as a small eco system: A potential tool in every family to educate the children to become eco-savvy | IIT Bombay Heritage Foundation & IIT Bombay Alumni Association Kolkata Chapter | |

2015.6 | C. Roychoudhuri | Urgency of evolution process congruent thinking in physics | Proc. SPIE Vol. 9570-7(2015) | |

2015.5 | C. Roychoudhuri; M. Ambroselli | Could space be considered as the inertial rest frame? | Proc. SPIE Vol. 9570-30(2015) | |

2015.4 | M. Ambroselli;C. Roychoudhuri | Did Planck, Einstein, Bose count indivisible photons, or discrete emission / absorption processes in a black-body cavity? | Proc. SPIE Vol. 9570-9(2015) | |

2015.3 | C. Roychoudhuri; M. Ambroselli | Modelling superposition of 3- & N-polarized beams on an isotropic photo detector | Proc. SPIE Vol. 9570-46(2015) | |

2015.2 | N. Prasad;C. Roychoudhuri | Tabletop demonstration of Non-Interaction of Photons and Non-Interaction of Waves | Proc. SPIE Vol. 9570-47(2015) | |

2015.1 | C. Roychoudhuri | "Review of: ""Light: The Physics of Photons"" by Ole Keller, CRC Press, Boca Raton, Fl. 2014" | Am. J. Phys. 83 (3), pp.286-7, March 2015 | |

2014.3 | C. Roychoudhuri | "Superposition Effect is a ""local"" phenomenon when we investigate the process behind release of photo electrons" | Latin America Optics and Photonics Conference, 2014 | |

2014.2 | C. Roychoudhuri | Causal Physics - Photon Model by Non-Interaction of Waves - Ch. 12: Evolving Scientific Inquiry | CRC/Taylor and Francis, 2014 | |

2013.1 | N. Prasad;C. Roychoudhuri | Does the Coherent Lidar System Corroborate Non-Interaction of Waves (NIW)? | Proc. SPIE Vol. 8832-8(2013) | |

2013.2 | N. Prasad;C. Roychoudhuri | Understanding beam alignment in a coherent lidar system | Proc. SPIE Vol. 8832-9(2013) | |

2013.3 | C. Roychoudhuri | How would photons describe natural phenomena based upon their physical experiences? | Proc. SPIE Vol. 8832-34(2013) | |

2013.4 | C. Roychoudhuri;M. Ambroselli | Can one distinguish between Doppler shifts due to source-only and detector-only velocities? | Proc. SPIE Vol. 8832-2(2013) | |

2013.5 | C. Roychoudhuri | "Tribute to H. John Caulfield - Hijacking the ""Holographic Principle"" by cosmologists" | Proc. SPIE Vol. 8833-15(2013) | |

2012.1 | C. Roychoudhuri;N. Prasad | Discerning comb and Fourier mean frequency from a fs laser, based on the principle of non-interaction of waves | Proc. SPIE Vol. 8236, paper #16 (2012). | |

2012.2 | C. Roychoudhuri | Next Frontier in Physics - Space as a Complex Tension Field | Journal of Modern Physics, 2012, 3, 1357-1368 | |

2011.1 | C. Roychoudhuri;M. Barootkoob;M. Ambroselli | The constancy of c everywhere requires the cosmic space to be a stationary and complex tension field | SPIE Conf. Proc. Vol.8121-23 (2011). | |

2011.2 | C. Roychoudhuri | Appreciation of the nature of light demands enhancement over the prevailing scientific epistemology | in this volume; Proc. SPIE Vol.8121- 58 (2011). | |

2011.3 | N. Tirfessa;C. Roychoudhuri | Analysis of spectrometric data and detection processes corroborate photons as diffractively evolving wave packets | Proc. SPIE Vol.8121-33 (2011). | |

2011.4 | C. Roychoudhuri | Re-interpreting coherence in light of Non-Interaction of Waves, or the NIW-Principle | SPIE Conf. Proc. Vol.8121-44 (2011). | |

2011.5 | M. Ambroselli;C. Roychoudhuri | Visualizing superposition process and appreciating the principle of Non-Interaction of Waves | Proc. SPIE Vol. 8121-49 (2011). | |

2011.6 | M. Ambroselli;P. Poulos;C. Roychoudhuri | Nature of EM waves as observed & reported by detectors for radio, visible and gamma frequencies | Proc. SPIE Vol.8121-41 (2011). | |

2011.8 | C. Roychoudhuri | Exploring light-matter interaction processes to appreciate various successes behind the Fourier theorem! | A tribute conf. to Joseph Goodman. SPIE Proc. Vol.8122-15 (2011). | |

2010.1 | C. Roychoudhuri | Principle of non-interaction of waves | J. Nanophotonics., Vol. 4, 043512 (2010); doi:10.1117/1.3467504. | |

2010.3 | C. Roychoudhuri | Various Ambiguities in Generating and Reconstructing Laser Pulse Parameters | Ch.7 in Laser Pulse Phenomena and Applications; Ed. F. J. Duarte; InTech (2010). | |

2009.1 | C. Roychoudhuri | The consilient epistemology: structuring evolution of logical thinking | Chap. 16 in Proc. 1st Interdisciplinary CHESS Interactions Conf., Eds. C. Rangacharyulu and E. Haven; Imperial College Press, London (2009). | |

2009.3 | C. Roychoudhuri | Why we need to continue the 'What is a Photon?' conference: to re-vitalize classical and quantum optics | keynote presentation; SPIE Conf. Proc. Vol. 7421-28 (2009). | |

2009.4 | C. Roychoudhuri | Comments on the panel discussions: Is indivisible single photon really essential for quantum communications, computing and encryption? | SPIE Conf. Proc. Vol. 7421(2009). | |

2009.5 | A. Muthukrishnan;C. Roychoudhuri | Indivisibility of the Photon. | SPIE Proc. Vol. 7421-4 (2009). | |

2009.7 | Q. Peng;M. Barootkoob;C. Roychoudhuri | What can we learn by differentiating between the physical processes behind interference and diffraction phenomena? | SPIE Proc. Vol. 7421-9 (2009). | |

2008.2 | C. Roychoudhuri | Inevitable incompleteness of all theories: an epistemology to continuously refine human logics towards cosmic logics | Ch.6 in The Nature of Light: What is a Photon? by C. Roychoudhuri, A. F. Kracklauer & Kathy Creath; CRC/Taylor & Francis (2008). | |

2008.3 | C. Roychoudhuri | Can photo sensors help us understand the intrinsic difference between quantum and classical statistical behavior? | AIP Conf. Proc. Vol.1101, pp. 167-177 (2009); Fifth Conf. on Foundations of Probability & Physics; Sweden, Aug.24-27, 2008. | |

2008.4 | C. Roychoudhuri | What is Coherence | Proceedings of International Photonics Conference, New Delhi, India, December, 2008; Invited Talk. | |

2008.5 | C. Roychoudhuri;M. Barootkoob | Generalized quantitative approach to two-beam fringe visibility (coherence) with different polarizations and frequencies | SPIE Conf. Proc. Vol. 7063, paper #4 (2008). | |

2007.4 | C. Roychoudhuri | Shall we climb on the shoulders of the giants to extend the reality horizon of physics? | Conf. on Quantum Theory: Reconstruction of Foundations - 4; Invited paper; AIP Conf. Proc. Vol.962 (2007). | |

2007.5 | C. Roychoudhuri | Bi-centenary of successes of Fourier theorem! Its power and limitations in optical system designs | Invited paper; SPIE Conf. Proc. Vol. 6667-18 (2007). | |

2007.6 | C. Roychoudhuri | Can the hypothesis 'photon interferes only with itself' be reconciled with superposition of light from multiple beams or sources? | doi: 10.1117/12.734363; SPIE. Proc. Vol.6664 (2007). | |

2007.7 | C. Roychoudhuri | Can a deeper understanding of the measured behavior of light remove wave-particle duality? | doi: 10.1117/12.740189; SPIE. Proc. Vol.6664 (2007). | |

2007.8 | C. Roychoudhuri;P. Poulos | Can we get any better information about the nature of light by comparing radio and light wave detection processes? | doi: 10.1117/12.740177; SPIE. Proc. Vol.6664 (2007). | |

2007.9 | C. Roychoudhuri;N. Tirfessa;C. Kelley;R. Crudo | If EM fields do not operate on each other, why do we need many modes and large gain bandwidth to generate short pulses? | SPIE Proc. Vol.6468-53 (2007). | |

2007.1 | C. Roychoudhuri | The nature of light: what are photons? | SPIE News on Web, January 4 (2007). | |

2007.11 | C. Roychoudhuri | A deeper look at the fundamentals of heterodyne detection requirements | 14th Coherent Laser Radar Conference | |

2006.1 | C. Roychoudhuri | Locality of superposition principle is dictated by detection processes | Phys. Essays 19 (3), September (2006). | |

2006.2 | C. Roychoudhuri;M. Tayahi | Spectral Super-Resolution by Understanding Superposition Principle & Detection Processes | Intern. J. of Microwave and Optics Tech., July (2006). | |

2006.3 | C. Roychoudhuri;N. Prasad | proceedings of the October, 2006 IEEE-LEOS Annual Conference, Montreal, Canada; Invited Talk. | ||

2006.4 | C. Roychoudhuri;N. Tirfessa | Various ambiguities in re-constructing laser pulse parameters | Proc. SPIE Vol.6372-29 (2006), Do we count indivisible photons or discrete quantum events experienced by detectors? | |

2006.5 | C. Roychoudhuri;D. Lee;P. Poulos | If EM fields do not operate on each other, how do we generate and manipulate laser pulses? | Proc. SPIE Vol.6290-02 (2006); | |

2006.6 | C. Roychoudhuri;C. V. Seaver | Proc. SPIE Vol. 6285-01, Invited, (2006) in The nature of light: Light in nature; | ||

2006.7 | C. Roychoudhuri;N. Tirfessa | Are dark fringe locations devoid of energy of superposed fields? | Proc. SPIE Vol.6292-01, Invited (2006); A critical look at the source characteristics used for time varying fringe interferometry. | |

2006.8 | C.Roychoudhuri;V. Lakshminarayanan | Role of the retinal detector array in perceiving the superposition effects of light | Proc. SPIE Vol.6285-08 (2006) in The nature of light: Light in nature; | |

2006.9 | C. Roychoudhuri | Reality of superposition principle and autocorrelation function for short pulses | Proc. SPIE Vol. 6108-50(2006). | |

2005.2 | C. Roychoudhuri | If superposed light beams do not re-distribute each other's energy in the absence of detectors (material dipoles), can an indivisible single photon interfere by/with itself? | Proc. SPIE Vol.5866-05, pp.26-35 (2005). | |

2005.3 | C. Roychoudhuri | What are the processes behind energy re-direction and re-distribution in interference and diffraction? | Proc. SPIE Vol.5866-16, pp.135-146(2005); | |

2004.1 | C. Roychoudhuri | Propagating Fourier frequencies vs. carrier frequency of a pulse through spectrometers and other media | in Interferometry-XII: Techniques and Analysis; Proc. SPIE Vol.5531, 450-461(2004). | |

2003.1 | D. Lee;C. Roychoudhuri | Measuring properties of superposed light beams carrying different frequencies | Optics Express 11(8), 944-51, (2003). | |

2003.2 | D. Young;C. Roychoudhuri | Results and comparison of a cladding pumped fiber simulation using a decagon-shaped fiber | Optics Express, 11 (7), 830-837 (2003) | |

2003.3 | C. Roychoudhuri;R. Roy | The Nature of Light: What is a Photon? | Optics & Photonics News Trends, Special issue of OPN, October (2003). | |

2003.4 | C. Roychoudhuri;D. Lee;Y. Jiang;S. Kittaka;M. Nara;V. Serikov;M. Oikawa | Limits of DWDM with gratings and Fabry-Perot's and alternate solutions | Invited talk; Proc. SPIE Vol.5246, 333-344, (2003). | |

2003.5 | C. Roychoudhuri;M. Nantel | The Global Photonics Education Network: Another Way to Think Globally and Act Locally | SPIE Conf.Proc. ETOP-2003, paper # EME 6 (2003). | |

2002.1 | O. V. Smolski;J. Jiang;C. Roychoudhuri;E. L. Portnoi;J. Bullington | Tunable pico second pulses from gain-switched grating coupled surface emitting lasers | Proc. SPIE Vol.4651, paper # 09, (2002). | |

1998.1 | J. Anderson and C. Roychoudhuri, | Diffraction of an Extremely Short Optical Pulse | , J. Opt. Soc. Am., 15 (2), 456-463(1998). | |

1989.1 | F. X. D'Amato, E. T. Siebart & C. Roychoudhuri; | Coherent Operation of an Array of Diode Lasers Using a Spatial Filter in a Talbot Cavity | ; Appl. Phys. Lets. 55 (9), 816-818 (1989). | |

1979.2 | G. L. Clark & C. Roychoudhuri; | Interferometry through single mode optical fiber | ; Proc. SPIE Vol.192, 196 (1979). | |

1977.1 | C. Roychoudhuri & S. Calixto; | Spectroscopy of Short Pulses | ; Boletin. Inst. Tonantzintla, 2(3), 187 (1977). | |

1977.2 | C. Roychoudhuri, | Causality and Classical Interference and Diffraction Phenomena | ; Boletin. Inst. Tonantzintla, 2(3), 165 (1977). | |

1976.3 | C. Roychoudhuri; | Is Fourier Decomposition Interpretation Applicable to Interference Spectroscopy? | Bol. Inst. Tonantzintla 2(2), 101 (1976). | |

1976.4 | C. Roychoudhuri, R. Machorro & M. Cervantes; | Some Interference Experiments and Quantum Concepts, II | ; Bol. Inst. Tonantzintla 2(1), 55 (1976). | |

1975.1 | C. Roychoudhuri; | Response of Fabry-Perot Interferometers to Light Pulses of Very Short Duration | . (The analysis of this paper is followed and cited in two books: (i) Fabry-Perot Interferometers by G. Hernandez, Cambridge U., 1986 and (ii) The Fabry-Perot Interferometer by J. M. Vaughan; Adam Hilger, 1989.); J. Opt. Soc. Am.; 65(12), 1418 (1975). | |

1975.4 | C. Roychoudhuri; | Demonstration Using a Fabry-Perot. I. Multiple-Slit Interference | ; Am. J. Phys. 43(12), 1054 (1975). |