7 papers
Control of eigenmode localization and coupling anisotropy by multiscan femtosecond laser writing
S. A. Zhuravitskii, N. S. Kostyuchenko, N. N. Skryabin +5
The multiscan method is widely used in femtosecond laser writing of waveguide systems to increase the refractive index contrast and to control the eigenmode shape. Here, we investi…
Experimental loopback boson sampling
Yu. A. Biriukov, R. D. Morozov, K. I. Okhlopkov +15
We present an experimental demonstration of boson sampling enhanced by optical feedback lines, a novel approach that introduces temporal correlations among photons to amplify compu…
Optimization of the time-multiplexed SPDC source at 900-950 nm range
V. O. Gotovtsev, I. V. Dyakonov, O. V. Borzenkova +5
In the field of quantum technology, single photons have emerged as a pivotal resource, prompting the development of heralded single photon sources (HSPS) with enhanced generation p…
Noise-tolerant tomography of multimode linear optical interferometers with single photons
Yu. A. Biriukov, R. D. Morozov, I. V. Dyakonov +11
Linear optical networks are fundamental to the advancement of quantum technologies, including quantum computing, communication, and sensing. The accurate characterization of these…
The Effect of a Knot on the Thermal Stability of Protein MJ0366: Insights from Molecular Dynamics and Monte Carlo Simulations
A. M. Begun, A. A. Korneev, A. V. Zorina
Protein MJ0366 is a hypothetical protein from Methanocaldococcus jannaschii that has a rare and complex knot in its structure. The knot is a right-handed trefoil knot that involves…
Programmable entangled qubit states on a linear-optical platform
N. N. Skryabin, Yu. A. Biriukov, M. A. Dryazgov +22
We present an experimental platform for linear-optical quantum information processing. Our setup utilizes multiphoton generation using a high-quality single-photon source, which is…
Quark Gas at High Temperature: Finite-Volume Effects
R. N. Rogalyov, N. V. Gerasimeniuk, A. A. Korneev
It is shown that the textbook formula for the pressure of free massless fermions leads to negative values of the probability mass function of the distribution of the system of free…