Suchergebnisse - "Physical cosmology"

Constraining tachyonic inflationary β-exponential model with continuous spontaneous localization collapse scheme.

Autoren: Brito, F. A. Rocha, Julio C. M. Lemos, A. S. et al.

Quelle: Modern Physics Letters A. 12/21/2025, Vol. 40 Issue 39, p1-17. 17p.

Schlagwörter: *INFLATIONARY universe, *PHYSICAL cosmology, *PLANCK scale, *POWER spectra, *DECOHERENCE (Quantum mechanics)

People: SCHROEDINGER, Erwin, 1887-1961

Predictions of stochastic composite gravity.

Autoren: Erlich, Joshua¹ (AUTHOR) erlich@physics.wm.edu

Quelle: International Journal of Modern Physics D: Gravitation, Astrophysics & Cosmology. Dec2025, Vol. 34 Issue 16, p1-12. 12p.

Schlagwörter: *PHYSICAL cosmology, *INFLATIONARY universe, *MATHEMATICAL physics, *QUANTUM entropy, *EMPIRICAL research, *QUANTUM gravity

Spectroscopic Characterization of redMaPPer Galaxy Clusters with DESI Open Access.

Autoren: Myles, J Gruen, D Jeltema, T et al.

Quelle: Monthly Notices of the Royal Astronomical Society. Dec2025, Vol. 544 Issue 2, p2080-2097. 18p.

Schlagwörter: *GALAXY clusters, *PHYSICAL cosmology, *SPECTROMETRY, *VELOCITY distribution (Statistical mechanics)

Searching optimal scales for reconstructing cosmological initial conditions using convolutional neural networks Open Access.

Autoren: Nakashima, Koichiro Ichiki, Kiyotomo Nishizawa, Atsushi J et al.

Quelle: Monthly Notices of the Royal Astronomical Society. Dec2025, Vol. 544 Issue 2, p2586-2598. 13p.

Schlagwörter: *PHYSICAL cosmology, *CONVOLUTIONAL neural networks, *STATISTICAL models, UNIVERSE

Narrowing the discovery space of the cosmological 21-cm signal using multi-wavelength constraints Open Access.

Autoren: Dhandha, Jiten Fialkov, Anastasia Gessey-Jones, Thomas et al.

Quelle: Monthly Notices of the Royal Astronomical Society. Dec2025, Vol. 544 Issue 2, p1608-1626. 19p.

Schlagwörter: *PHYSICAL cosmology, *SPACE telescopes, *ASTRONOMICAL observations, *GALAXIES, UNIVERSE

Fully non-linear simulations of galaxy intrinsic alignments for weak lensing with the MillenniumTNG light-cone Open Access.

Autoren: Ferlito, Fulvio Springel, Volker Davies, Christopher T et al.

Quelle: Monthly Notices of the Royal Astronomical Society. Dec2025, Vol. 544 Issue 2, p1305-1322. 18p.

Schlagwörter: *PHYSICAL cosmology, *GRAVITATIONAL lenses, *NONLINEAR statistical models, *STATISTICAL correlation, *STELLAR populations, *STATISTICS

The f(Q) gravity cosmological model with the dynamical structure of the FLRW universe.

Autoren: Haloi, Karishma Baruah, Rajshekhar Roy

Quelle: International Journal of Geometric Methods in Modern Physics. Dec2025, Vol. 22 Issue 14, p1-32. 32p.

Schlagwörter: *PHYSICAL cosmology, *FRIEDMANN equations, *HUBBLE constant, *GRAVITY, *RESEARCH methodology, *PHYSICAL laws

Dynamical analysis of bulk viscous cosmological model in F(T) gravity.

Autoren: Debnath, Partha Sarathi Mondal, Chanchal Paul, B. C.

Quelle: International Journal of Geometric Methods in Modern Physics. Dec2025, Vol. 22 Issue 14, p1-19. 19p.

Schlagwörter: *PHYSICAL cosmology, *STABILITY theory, *EXPANDING universe, *METAPHYSICAL cosmology

Testing the viability of f(T,) gravity models via effective equation of state constraints.

Autoren: Koussour, M. Donmez, O. Bekov, S. et al.

Quelle: International Journal of Geometric Methods in Modern Physics. Dec2025, Vol. 22 Issue 14, p1-17. 17p.

Schlagwörter: *DARK energy, *PHYSICAL cosmology, *BAYESIAN analysis, *HUBBLE constant, *FORCE & energy, *EXPANDING universe

Bispectrum from inflation/bouncing Universe in VCDM.

Autoren: Ganz, Alexander Martens, Paul Mukohyama, Shinji et al.

Quelle: International Journal of Modern Physics A: Particles & Fields; Gravitation; Cosmology; Nuclear Physics. 11/30/2025, Vol. 40 Issue 33, p1-19. 19p.

Schlagwörter: *INFLATIONARY universe, *PHYSICAL cosmology, *NONLINEAR mechanics, UNIVERSE

The memory of primordial gravitational waves.

Autoren: Creminelli, Paolo Vernizzi, Filippo

Quelle: International Journal of Modern Physics A: Particles & Fields; Gravitation; Cosmology; Nuclear Physics. 11/30/2025, Vol. 40 Issue 33, p1-10. 10p.

Schlagwörter: *GRAVITATIONAL waves, *PHYSICAL cosmology, *PARTICLE physics, *GYROSCOPES

Differentiable cosmological hydrodynamics for field level inference and high dimensional parameter constraints Open Access.

Autoren: Horowitz, Benjamin Lukić, Zarija

Quelle: Monthly Notices of the Royal Astronomical Society. Nov2025, Vol. 544 Issue 1, p960-974. 15p.

Schlagwörter: *ASTROPHYSICAL fluid dynamics, *PHYSICAL cosmology, *DIMENSIONAL reduction algorithms, *PARAMETER estimation, *INFERENTIAL statistics, *GALAXY formation, UNIVERSE

Improved late-time fits with wavelet extensions of ΛCDM Open Access.

Autoren: Escamilla, Luis A Özülker, Emre Akarsu, Özgür et al.

Quelle: Monthly Notices of the Royal Astronomical Society. Nov2025, Vol. 544 Issue 1, p836-854. 19p.

Schlagwörter: *PHYSICAL cosmology, *DARK energy, *WAVELETS (Mathematics), *HUBBLE constant, *INFERENTIAL statistics, *WAVELENGTHS, *REDSHIFT

Firma/Körperschaft: SLOAN Digital Sky Survey

Strong progenitor age bias in supernova cosmology – II. Alignment with DESI BAO and signs of a non-accelerating universe Open Access.

Autoren: Son, Junhyuk Lee, Young-Wook Chung, Chul et al.

Quelle: Monthly Notices of the Royal Astronomical Society. Nov2025, Vol. 544 Issue 1, p975-987. 13p.

Schlagwörter: *PHYSICAL cosmology, *DARK energy, *SUPERNOVAE, *AGE of stars, *COSMIC background radiation, *EXPANDING universe, *REDSHIFT

On the accuracy of posterior recovery with neural network emulators Open Access.

Autoren: Bevins, H T J Gessey-Jones, T Handley, W J

Quelle: Monthly Notices of the Royal Astronomical Society. Nov2025, Vol. 544 Issue 1, p375-390. 16p.

Schlagwörter: *BAYESIAN analysis, *PHYSICAL cosmology, *REPLICATION (Experimental design), *ARTIFICIAL neural networks, *EMULATION software

Quantum entanglement in cosmology.

Autoren: Belfiglio, Alessio Luongo, Orlando Mancini, Stefano

Quelle: Physics Reports. Nov2025, Vol. 1146, p1-47. 47p.

Schlagwörter: *QUANTUM entanglement, *PHYSICAL cosmology, *QUANTUM field theory, *QUANTUM entropy, *QUANTUM transitions, *HAWKING radiation, *EXPANDING universe

On the Sensitivity of Different Galaxy Properties to Warm Dark Matter.

Autoren: Costanza, Belén Wang, Bonny Y. Villaescusa-Navarro, Francisco et al.

Quelle: Astrophysical Journal. 2025, Vol. 994 Issue 1, p1-16. 16p.

Schlagwörter: *DARK matter, *PHYSICAL cosmology, *PREDICTION models, *MULTILAYER perceptrons, *ASTROPHYSICS, *GRAPH neural networks, *MATHEMATICAL models

Exploring the Signature of Assembly Bias and Modified Gravity Using Small-scale Clusterings of Galaxies.

Autoren: Wang, Yirong Zhai, Zhongxu Yang, Xiaohu et al.

Quelle: Astrophysical Journal. 2025, Vol. 994 Issue 1, p1-13. 13p.

Schlagwörter: *PHYSICAL cosmology, *STATISTICAL bias, *VELOCITY distribution (Statistical mechanics), *GALAXY clusters, *GALACTIC halos, *GRAVITATION

Bursty or Heavy? The Surprise of Bright Population III Systems in the Reionization Era.

Autoren: Venditti, Alessandra Muñoz, Julian B. Bromm, Volker et al.

Quelle: Astrophysical Journal. 2025, Vol. 994 Issue 1, p1-12. 12p.

Schlagwörter: *STAR formation, *PHYSICAL cosmology, *ULTRAVIOLET radiation, *STELLAR initial mass function, *INFRARED astronomy

Firma/Körperschaft: JAMES Webb Space Telescope (Spacecraft)

Formation and evolution of a 2-brane structure in multidimensional f(R) gravity.

Autoren: Bronnikov, Kirill A. Popov, Arkady A. Rubin, Sergey G.

Quelle: International Journal of Modern Physics D: Gravitation, Astrophysics & Cosmology. Nov2025, p1. 15p. 5 Illustrations.

Schlagwörter: *NUCLEATION, *PHYSICAL cosmology, *PLANCK'S energy, *HUBBLE constant