7 papers
Kaleidoscopic-ray-tracing-based model of the scintillation flash energy deposition in the photomultipliers attached to a strip scintillator
I. V. Vovchenko, T. M. Khamitov, L. V. Inzhechik
Strip scintillator detectors are used nowadays in many fields of applied physics, particularly in medicine, civil engineering, mapping of underground resources, and security. In th…
Measurement-based acceleration of optical computations
I. V. Vovchenko, A. A. Zyablovsky, A. A. Pukhov +1
Analog coprocessors are intensively developing nowadays with the aim to optimize energy computations of neural networks. In this work we focus on the possibility of using detection…
Optical coprocessor based on spontaneous Brillouin scattering
I. V. Vovchenko, A. A. Zyablovsky, A. A. Pukhov +1
Analog coprocessors for neural networks are an intensively developing field. They provide approximate results of computations for relatively low energy cost and at high speed. We s…
Thermodynamic coprocessor for linear operations with input-size-independent calculation time based on open quantum system
I. V. Vovchenko, A. A. Zyablovsky, A. A. Pukhov +1
Linear operations, e.g., vector-matrix and vector-vector multiplications, are core operations of modern neural networks. To diminish computational time, these operations are implem…
Second-law-allowed temporal cooling of the coldest reservoir without external refrigeration
I. V. Vovchenko, A. A. Zyablovsky, A. A. Pukhov +1
Non-equilibrium quantum thermodynamics is an intensively developing field with many existing applications. We study the dynamics of temperatures and chemical potentials of fermioni…
Transient Temperature Dynamics of Reservoirs Connected Through an Open Quantum System
I. V. Vovchenko, A. A. Zyablovsky, A. A. Pukhov +1
The dynamics of open quantum systems connected with several reservoirs attract great attention due to its importance in quantum optics, biology, quantum thermodynamics, transport p…
Analytical solutions to intensity calculation in scintillation detectors and their application to the scintillation flash coordinates reconstruction
Khamitov Timur, Vovchenko Ivan
Detectors with continuous scintillator and matrix of photomultipliers attached are widely used in modern particle physics, and various medical tomographs. There are two common ways…