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The nonlinear interaction, due to quantum electrodynamical (QED) effects, between photons is investigated using a wave-kinetic description. Starting from a coherent wave description, we use the Wigner transform technique to obtain a set of…

Plasma Physics · Physics 2015-06-26 M. Marklund , P. K. Shukla , G. Brodin , L. Stenflo

We propose an effective approach to rapid estimation of the energy spectrum of quantum systems with the use of machine learning (ML) algorithm. In the ML approach (back propagation), the wavefunction data known from experiments is…

Computational Physics · Physics 2020-01-29 Gennadiy Burlak

Airborne quantum key distribution (QKD) is now becoming a flexible bond between terrestrial fiber and satellite, which is an efficient solution to establish a mobile, on-demand, and real-time coverage quantum network. Furthermore, When the…

Quantum Physics · Physics 2021-08-19 Hui-Cun Yu , Bang-Ying Tang , Huan Chen , Yang Xue , Jie Tang , Wan-Rong Yu , Bo Liu , Lei Shi

The present review is devoted to our recent studies on the excitonic motion in photosynthetic systems. In photosynthesis, the light photon is absorbed to create an exciton in the antenna complex of the photosynthetic pigments. This exciton…

Statistical Mechanics · Physics 2012-03-02 Navinder Singh

We present a fully quantum-electrodynamical formalism suitable to evaluate the spontaneous emission rate and pattern from a dipole embedded in a non-absorbing and lossless multilayer dielectric structure. In the model here developed the…

Other Condensed Matter · Physics 2008-12-26 Celestino Creatore , Lucio Claudio Andreani

Photoelectron yields of extruded scintillation counters with titanium dioxide coating and embedded wavelength shifting fibers read out by silicon photomultipliers have been measured at the Fermilab Test Beam Facility using 120\,GeV protons.…

We develop a quantum theory of atomic Rayleigh scattering. Scattering is considered as a relaxation of incident photons from a selected mode of free space to the reservoir of the other free space modes. Additional excitations of the…

Xenon scintillation has been widely used in rare event detection experiments such as neutrinoless double beta decay, double electron captures and dark matter searches. Nonetheless, experimental values for primary scintillation yield in…

Instrumentation and Methods for Astrophysics · Physics 2023-10-05 C. A. O. Henriques , J. M. R. Teixeira , P. A. O. C. Silva , R. D. P. Mano , J. M. F. dos Santos , C. M. B. Monteiro

Absorption measurement is an exceptionally versatile tool for many applications in science and engineering. For absorption measurements using laser beams of light, the sensitivity is theoretically limited by the shot noise due to the…

Optics · Physics 2021-04-22 Fu Li , Tian Li , Marlan O. Scully , Girish S. Agarwal

A comprehensive analysis on the photon self-energy, the fermion self-energy, and the fermion vertex function is presented at one loop in the context of quantum electrodynamics (QED) with 1 extra dimension. In 5-dimensional theories,…

High Energy Physics - Phenomenology · Physics 2020-02-26 E. Martínez-Pascual , G. Nápoles-Cañedo , H. Novales-Sánchez , A. Sierra-Martínez , J. J. Toscano

We have studied the cathodo- and radioluminescence of Nd:YAG and of Tm:YAG single crystals in an extended wavelength range up to $\approx 5\,\mu$m in view of developing a new kind of detector for low-energy, low-rate energy deposition…

Optics · Physics 2017-10-05 A. F. Borghesani , C. Braggio , G. Carugno , F. Chiossi , M. Guarise

The amplification of evanescent waves by flat superlens requires a near-resonance coupling which has been linked to resonant surface plasmons. A subtle interplay has been proposed to exist between the excitation of well-defined resonant…

Classical Physics · Physics 2021-01-14 Ali Isa

A small contribution of molecular Bremsstrahlung radiation to the air-fluorescence yield in the UV range is estimated based on an approach previously developed in the framework of the radio-detection of showers in the gigahertz frequency…

Instrumentation and Methods for Astrophysics · Physics 2016-06-28 I. Al Samarai , O. Deligny , J. Rosado

Weak measurements are a subset of measurement processes in quantum mechanics wherein the system which is being measured interacts very weakly with the measuring apparatus. Measurement values of observables undergoing a weak interaction and…

Quantum Physics · Physics 2015-11-09 Satya Sainadh U , Andal Narayanan

We observe quantum beats in the nanosecond-scale photoluminescence decay of rubrene single crystals after photoexcitation with short laser pulses in a magnetic field of 0.1 to 0.3 T. The relative amplitude of the quantum beats is of the…

Materials Science · Physics 2024-05-15 Eric A. Wolf , Drew M. Finton , Vincent Zoutenbier , Ivan Biaggio

The ability of graphene to support long-lived, electrically tunable plasmons that interact strongly with light, combined with its highly nonlinear optical response, has generated great expectations for application of the atomically-thin…

Mesoscale and Nanoscale Physics · Physics 2017-04-12 Joel D. Cox , Iván Silveiro , F. Javier García de Abajo

Quantum key distribution (QKD) enables unconditionally secure communication guaranteed by the laws of physics. The last decades have seen tremendous efforts in making this technology feasible under real-life conditions, with implementations…

Quantum Physics · Physics 2021-04-14 Sebastian Philipp Neumann , Domenico Ribezzo , Martin Bohmann , Rupert Ursin

Microtubules host dense ultraviolet-absorbing aromatic networks, suggesting an opportunity to engineer their optical response for biotechnology. Here we assess the feasibility of tuning microtubule fluorescence by combining an excitonic…

Biological Physics · Physics 2026-04-22 Lea Gassab , Travis J. A. Craddock

X-ray-induced photoemission in materials research is commonly acknowledged as a method with a probing depth limited by the escape depth of the photoelectrons. This general statement should be complemented with exceptions arising from the…

Instrumentation and Detectors · Physics 2016-05-10 Stanislav Stoupin , Bing Shi , Mikhail Zhernenkov

Nuclear recoil ionization yield constitutes a critical uncertainty source in low-energy detection for dark matter (DM) and coherent elastic neutrino-nucleus scattering (CE$\nu$NS) experiments. We present a novel methodology employing…

Instrumentation and Detectors · Physics 2026-03-18 Chang-Hao Fang
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