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๐Ÿ” martin modrak ๐Ÿ“‚ Physics
Showing 4760 results for "martin modrak" in Physics
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Beyond the Separatrix: Analytic Continuation of Darwin Variables for Plunging Geodesics in Schwarzschild Spacetime

Francisco M. Blanco ยท 2026

We study geodesic motion of a test particle in Schwarzschild spacetime. Bound and scattering geodesics are commonly described using Darwin variables, which provide a convenient parametrization of the โ€ฆ

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The Fock-Darwin-Darboux system: eigenstates, information entropies and dispersion-like measures

Ignacio Baena-Jimenez, Angel Ballesteros, Ivan Gutierrez-Sagredo ยท 2026

The Fock-Darwin (FD) quantum system describes the motion on the plane of a charged particle under the action of an isotropic oscillator potential together with a perpendicular constant magnetic field.โ€ฆ

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Newton-Cartan limit of Klein-Gordon AQFT and the collapse of Galilean modular structure

Leonardo A. Pachon ยท 2026

We extend the established Galilean/relativistic structural divider in algebraic quantum field theory, namely, the absence of Reeh-Schlieder and of Tomita-Takesaki modular flow on local algebras of anyโ€ฆ

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Cartan Fluxes in $SU(3)$ Lattice Gauge Theory

Tereza Mendes, Luis E. Oxman, Gustavo M. Simoes, Rafael C.S. Tonhon ยท 2026

We propose and analyze a new method of detecting center vortices and monopoles in lattice Yang-Mills theory. This procedure is sensitive to the intrinsic degeneracy of the center charges, which play aโ€ฆ

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Explore Simpler Eigenmarking: Quantum Entailment Model Checking

Tatpong Katanyukul ยท 2026

Targeting entailment model checking, a recent study has pioneered an idea of Eigenmarking search, an improvement over Grover search using extra qubits. The extra qubits condition the quantum state evoโ€ฆ

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Flapping Wings Amplify Pitch Stability: Insights from a Robotic Bird

Ronan Gissler, Kenneth S. Breuer ยท 2026

Using a flapping robot in a wind tunnel, we show that flapping faster amplifies existing longitudinal static stability (focusing on the pitch stiffness) and can even make an unstable flier stable. We โ€ฆ

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Accelerating quantum Gibbs sampling without quantum walks

Jiaqi Leng, Jiaqing Jiang, Lin Lin ยท 2026

Szegedy's quantum walk gives a generic quadratic speedup for reversible classical Markov chains, but extending this mechanism to quantum Gibbs sampling has remained challenging beyond special cases. Wโ€ฆ

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A microwave super-resolution imaging approach towards breast cancer margin mapping

Harry Penketh, Sonal Saxena, Michal Mrnka, Cameron P. Gallagher, Caitlin Lloyd, Diksha Garg, Christopher R. Lawrence, Nicholas E. Grant, John D. Murphy, David B. Phillips, Ian R. Hooper, Nick Stone, Euan Hendry ยท 2026

Accurate characterisation of margins in excised breast cancer tumours is critical to the success of surgical interventions, yet margin status is typically confirmed post-operatively using histopatholoโ€ฆ

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Chaotic dynamics of charged particles near weakly magnetized black holes in Einstein-ModMax Theory

Zijian Liu, Wenfu Cao ยท 2026

This paper presents a systematic study of the chaotic dynamics of charged test particles around purely magnetically charged black holes immersed in a uniform external magnetic field within the framewoโ€ฆ

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Marangoni modulation of coupled Rayleigh-Taylor and Faraday instabilities in vertically oscillated liquid films

Jun Gao, Senlin Zhu, Luca Brandt, Jianjun Tao, Qingfei Fu, Lijun Yang ยท 2026

We investigate the Marangoni modulation of coupled Rayleigh-Taylor and Faraday instabilities in a vertically oscillated Newtonian liquid film carrying insoluble surfactants. Linear stability analysis โ€ฆ

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Hamiltonian formulation for scalar and two-form gauge fields coupled to 3d gravity

Omar Rodriguez-Tzompantzi ยท 2026

We develop a systematic Hamiltonian formulation for a gravitating topological matter system in three-dimensional spacetime, coupling a scalar gauge field and a rank-2 antisymmetric gauge field to Einsโ€ฆ

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Asteroid Mining to Sustain a Mars Colony: A Logistics Point of View

Serena Suriano, Shamil Biktimirov, Dmitry Pritykin, Anton Ivanov ยท 2026

Asteroid mining can become an enabling technology to establish a sustainable manned colony on Mars, which requires metallic materials more often than they are readily available in shipments from Earthโ€ฆ

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Leaky-Wave Antenna Analysis using Multi-Modal Network Theory with Open Periodic Boundaries

Oscar Senlis, John N. Le, Anthony Grbic, Mauro Ettorre, Vincent Laquerbe, David Gonzalez-Ovejero ยท 2026

This paper introduces two methods for analyzing periodic leaky-wave antennas (LWAs) within a new framework denoted as multi-modal network theory (MNT) with open periodic boundaries (OPBs). The approacโ€ฆ

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Classically Forbidden Signatures of Quantum Coherence in the Mesoscopic Lipkin-Meshkov-Glick Model

Stavros Mouslopoulos ยท 2026

We derive strict quantitative conditions under which a collective quantum system of N~370 spins exhibits classically forbidden temporal correlations in a spinor Bose-Einstein condensate (BEC). The Lipโ€ฆ

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A Digital Optical Switch Based on a Thermally Tuned Multimode Waveguide Grating Filter

Hongyu Wang, Xudong Gao, Chuanneng Luo, Haijiang Yu, Mengxue Tao, Hanlin Qin ยท 2026

All-optical switching technology is a key solution to the future energy crisis in AI computing, where the performance of optical switches plays a critical role. Conventional integrated optical switcheโ€ฆ

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Measurements and modeling of swimming speed dependence on stroke frequency in scyphozoan jellyfish

Noa K. Yoder, John O. Dabiri ยท 2026

Scyphozoan jellyfish exhibit the highest locomotive efficiency in the animal kingdom making them of particular interest in fluid dynamics and bioinspired robotics. Despite this prevalent analytical moโ€ฆ

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Modal analysis of electromagnetic resonators: MAN software expansion to 2D materials and coupled systems

Thomas Christopoulos, Tong Wu, P. Lalanne ยท 2026

This work presents an updated version of the previously released freeware MAN (Modal Analysis of Nanoresonators) [Comput Phys Commun 284, 108627 (2023)], a software package designed to efficiently comโ€ฆ

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Coarse-Grained Model of the Sodium Dodecyl Sulfate Anionic Surfactant Based on the MDPD--Martini Force Field

Luis H. Carnevale, Gabriela Niechwiadowicz, Panagiotis E. Theodorakis ยท 2026

The sodium dodecyl sulfate (SDS) surfactant is widely used in various applications, such as household products (e.g., shampoos, toothpaste, detergents, and cleaning products) and food manufacturing (eโ€ฆ

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Exact rotating dilatonic branch in ModMax electrodynamics without Maxwell analogue

Leonel Bixano, Tonatiuh Matos ยท 2026

We present a novel class of rotating dilatonic solutions within the framework of Einstein-ModMax-type gravity. The configuration belongs to the nonlinear sector characterized by $\mathcal F/\mathcal Gโ€ฆ

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Site Quality Analysis for an Indian Submillimeter Telescope: A Reanalysis-Based Approach

Tanmay Singh, Mayuri Sathyanarayana Rao, Ritoban Basu Thakur ยท 2026

The Himalayan plateau region of Ladakh, India, is a potential host for a science-class submillimeter observatory, building on existing astronomical infrastructure near Hanle and Merak. Using the fifthโ€ฆ

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