Expertini Research Research

Browse Research Papers

469+ open-access research outputs.

โœ• Clear
๐Ÿ” michael malocha ๐Ÿ“‚ Physics
Showing 469 results for "michael malocha" in Physics
Physics Preprint PDF DOI

Universality in Relativistic Spinning Particle Models

Joon-Hwi Kim, Sangmin Lee ยท 2026

We establish an equivalence between massive spinning particle models in four spacetime dimensions coupled to electromagnetism or gravity, within the spin-magnitude-preserving sector. Four representatiโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

The Super Fine-Grained Detector for the T2K neutrino oscillation experiment

S. Abe, H. Alarakia-Charles, I. Alekseev, T. Arai, T. Arihara, S. Arimoto, A. M. Artikov, Y. Awataguchi, N. Babu, V. Baranov, G. Barr, D. Barrow, L. Bartoszek, A. Beliakova, L. Bernardi, L. Berns, S. Bhattacharjee, A. V. Boikov, A. Blondel, A. Bonnemaison, F. Cadoux, S. Cap, A. Cauchois, J. Chakrani, P.S. Chong, A. Chvirova, M. Danilov, C. Davis, V. Davouloury, Yu. I. Davydov, A. Dergacheva, C. Domangue, D. Douqa, T. A. Doyle, O. Drapier, A. Eguchi, J. Elias, G. Erofeev, Y. Favre, D. Fedorova, S. Fedotov, D. Ferlewicz, Y. Fujii, R. Fujita, Y. Furui, F. Gastaldi, A. Gendotti, A. Germer, L. Giannessi, C. Giganti, V. Glagolev, R. Guillaumat, I. Heitkamp, J. Hu, C. Husi, A. K. Ichikawa, T. H. Ishida, A. Izmaylov, K. Iwamoto, M. Jakkapu, C. Jesus-Valls, J. Y. Ji, J. Juneau, C. K. Jung, H. Kakuno, M. Kawaue, P. T. Keener, M. Khabibullin, N. V. Khomutov, A. Khotjantsev, T. Kikawa, H. Kikutani, N. V. Kirichkov, H. Kobayashi, T. Kobayashi, L. Koch, S. Kodama, A. O. Kolesnikov, M. Kolupanova, T. Koto, Y. Kudenko, S. Kuribayashi, T. Kutter, M. Lachat, K. Lachner, M. Lamers James, D. Last, N. Latham, D. Leon Silverio, B. Li, W. Li, C. Lin, M. Louzir, T. Lux, K. K. Mahtani, S. Manly, D. A. Martinez Caicedo, N. Mashin, T. Matsubara, C. Mauger, K. S. McFarland, C. McGrew, J. McKean, A. Mefodiev, E. Miller, O. Mineev, A. Minamino, A. L. Moreno, A. Munoz, T. Nakadaira, K. Nakagiri, T. Nakaya, J. Nanni, L. Nicolas, V. Nguyen, E. Noah Messomo, T. Nosek, H. M. O'Keeffe, T. Ogawa, W. Okinaga, L. Osu, V. Paolone, G. Pelleriti, L. Pickering, M. A. Ramirez, M. Reh, G. Reina, C. Riccio, A. Rubbia, F. Saadi, K. Sakashita, N. Sallin, F. Sanchez, T. Schefke, C. Schloesser, D. Sgalaberna, A. Shaikovskiy, N. Shvarev, A. Shvartsman, Y. Shiraishi, N. Skrobova, A. Speers, M. Smy, D. Svirida, S. Tairafune, M. Tani, H. Tanigawa, A. Teklu, S. Tereshchenko, V. V. Tereshchenko, T. Tsushima, M. Tzanov, R. Van Berg, I. I. Vasilyev, T. Vladisavljevic, D. Wakabayashi, H. Wallace, A. Weber, N. Whitney, C. Wret, Y. Xu, Y. Yang, N. Yershov, A. J. P. Yrey, M. Yokoyama, Y. Yoshimoto, X. Y. Zhao, H. Zheng, H. Zhong, T. Zhu, E. D. Zimmerman, M. Zito ยท 2026

The magnetised near detector ND280 of the long-baseline neutrino experiment T2K has been upgraded to improve its detection performance and, consequently, enhance our understanding of neutrino-nucleus โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Lorentz and CPT Tests in Neutron and Storage-Ring EDM Experiments

Yunhua Ding ยท 2026

We investigate Lorentz- and CPT-violating effects in neutron and storage-ring electric dipole moment (EDM) experiments within the framework of the Standard-Model Extension (SME). For neutron EDM experโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

The Nobel Prize in physics and the contribution of Ukrainian scientists to the understanding of quantum phenomena, in particular the behavior of macroscopic systems (The 2025 Nobel Prize in Physics)

O. G. Turutanov ยท 2025

The Nobel Prize in Physics 2025 has been awarded to John Clarke, John Martinis, and Michel Devoret for "the discovery of macroscopic quantum mechanical tunnelling and energy quantisation in an electriโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Chronicle: "Foot of the iceberg" of Nobel Prize in Physics 2025: ILTPE and LTP contribution

O. G. Turutanov ยท 2025

The Nobel Prize in Physics 2025 has been awarded to John Clarke, John Martinis, and Michel Devoret for "the discovery of macroscopic quantum mechanical tunnelling and energy quantisation in an electriโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Gravity and the Superposition Principle

Hristu Culetu ยท 2025

The relation between gravity and quantum mechanics is investigated in this work. The link is given by the wave packet expansion process, rooted from the Uncertainty Principle. The basic idea is to expโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Mid-infrared extinction toward the Galactic center

Sebastiano D. von Fellenberg, Joseph M. Michail, S.P. Willner, Braden Seefeldt-Gail, Tamojeet Roychowdhury, Macarena Garcia Marin, Giovanni G. Fazio, Nicole M. Ford, Daryl Haggard, Joseph L. Hora, Howard A. Smith, Zach Sumners, Gunther Witzel ยท 2025

We determine the mid-infrared (MIR, $\sim$5~\mu m--22~\mu m) extinction towards the Galactic center using MIRI/MRS integral field unit (IFU) observations of the central $3''\times3''$ region (near 5~\โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Modeling Solar Atmosphere Dynamics with MAGEC

Anamaria Navarro, E. Khomenko, N. Vitas, T. Felipe ยท 2025

Modeling the solar atmosphere is challenging due to its layered structure and multi-scale dynamics. We aim to validate the new radiative MHD code MAGEC, which combines the MANCHA and MAGNUS codes intoโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

A necessary and sufficient condition for genuinely entangled n-qubit states with six non-zero coefficients

Dafa Li ยท 2025

In [Science 340, 1205, 7 June (2013)], via polytopes Michael Walter et al. proposed a sufficient condition detecting the genuinely entangled pure states. In this paper, assume that a state with six noโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

SOFIA Polarization Spectrum of Three Star-Forming Clouds

Erin G. Cox, Giles Novak, David T. Chuss, Dennis Lee, Marc Berthoud, Kaitlyn Karpovich, Joseph M. Michail, Zhi-Yun Li, Peter C. Ashton ยท 2025

The dust emission polarization spectrum -- how the polarization percentage changes with wavelength -- serves as a probe of dust grain properties in star-forming regions. In this paper, we present 89 $โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

NuGraph2 with Context-Aware Inputs: Physics-Inspired Improvements in Semantic Segmentation

Vitor F. Grizzi, Margaret Voetberg, V Hewes, Giuseppe Cerati, Hadi Meidani ยท 2025

Graph neural networks have recently shown strong promise for event reconstruction tasks in Liquid Argon Time Projection Chambers, yet their performance remains limited for underrepresented classes of โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Relativistic spin precession in homogeneous background fields

Yunhua Ding, Alan Kostelecky, Arnaldo J. Vargas ยท 2025

The Bargmann-Michel-Telegdi equation, which describes the precession of the spin of a charged Dirac particle moving in a homogeneous electromagnetic field, is generalized to include also other homogenโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Geometric Measures of Complexity for Open and Closed Quantum Systems

Alberto Acevedo, Antonio Falco ยท 2025

The unitary dynamics of quantum systems can be modeled as a trajectory on a Riemannian manifold. This theoretical framework naturally yields a purely geometric interpretation of computational complexiโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Chemical Treatment-Induced Indirect-to-Direct Bandgap Transition in MoS2: Impact on Optical Properties

Yusuf Kerem Bostan, Elanur Hut, Cem Sanga, Nadire Nayir, Ayse Erol, Yue Wang, Fahrettin Sarcan ยท 2025

The unique electrical and optical properties of emerging two-dimensional transition metal dichal-cogenides (TMDs) present compelling advantages over conventional semiconductors, including Si, Ge, and โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Fast magneto-acoustic waves in the solar chromosphere: Comparison of single-fluid and two-fluid approximations

M.M. Gomez Miguez, D. Martinez-Gomez, E. Khomenko, B. Popescu Braileanu, M. Collados, P.S. Cally ยท 2025

Context: The mechanism behind the heating of the solar chromosphere remains unclear. Friction between neutrals and charges is expected to contribute to plasma heating in a partially ionised plasma (PIโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

The impact of the transport of chemicals and electronic screening on helioseismic and neutrino observations in solar models

Morgan Deal, Gael Buldgen, Louis Manchon, Yveline Lebreton, Arlette Noels, Richard Scuflaire ยท 2025

The transport of chemical elements in stellar interiors is one of the greatest sources of uncertainties of solar and stellar modelling. The Sun, with its exquisite spectroscopic, helioseismic and neutโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

SRG/ART-XC All-Sky X-ray Survey: Sensitivity Assessment Based on Aperture Photometry

N. Y. Tyrin, R. A. Krivonos, V. A. Arefiev, R. A. Burenin, E. I. Zakharov, A. A. Lutovinov, S. Y. Sazonov, A. D. Samorodova, E. V. Filippova, A. A. Abbakumov, V. V. Konoplev, F. V. Korotkov, V. N. Nazarov ยท 2025

The Spectrum-Roentgen-Gamma (SRG) observatory continues to operate successfully in orbit at the Lagrange point L2. The Mikhail Pavlinsky ART-XC telescope has demonstrated high efficiency in conductingโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

The effect of local magnetic fields in quiet regions of stellar atmospheres simulated with MANCHA

Andrea Perdomo Garcia, Nikola Vitas, Elena Khomenko, Manuel Collados ยท 2025

Our aim is to characterize the effects of the local magnetic fields in quiet regions of stellar atmospheres. We compute magneto-hydrodynamic and purely hydrodynamic simulations of G2V, K0V and M2V staโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Relativistic spin hydrodynamics with antisymmetric spin tensors and an extension of the Bargmann-Michel-Telegdi equation

Shuo Fang, Kenji Fukushima, Shi Pu, Dong-Lin Wang ยท 2025

We derive a formulation of relativistic spin hydrodynamics with totally antisymmetric spin tensors that satisfy the Frenkel-Mathisson-Pirani condition. In our proposed spin hydrodynamics, the second lโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Lepton flavor violation by three units

Julian Heeck, Mikheil Sokhashvili, Anil Thapa ยท 2025

The conservation of lepton flavor is a prediction of the Standard Model and is still an excellent approximate symmetry despite our observation of neutrino oscillations. Lepton flavor violation by one โ€ฆ

Read Paper โ†’
Page 1 of 24 Next โ†’