output
19922026
Showing 2025Show all

285 papers · 1 filter

astro-ph.CO2025

Integrated Sachs-Wolfe maps from the Gower Street CDM simulations

Mina Ghodsi Yengejeh, András Kovács, István Szapudi +1

The late-time linear Integrated Sachs-Wolfe (ISW) effect directly probes the dynamics of cosmic acceleration and the nature of dark energy. Detecting these weak, secondary temperat…

q-bio.PE2025★ 1 cited

The effect of dispersal area on the extinction threshold

Róbert Juhász, Igor D. Kovács, Beáta Oborny

The survival of populations hinges on their ability to offset local extinctions through new colonizations. The dispersal area () plays a crucial role in this process, as it dete…

astro-ph.IM2025

Multiband neural network classification of ZTF light curves as LSST proxies

Tamás Szklenár, Attila Bódi, Róbert Szabó

In this project we use data obtained by Zwicky Transient Facility to develop and test a neural-network-based, multiband classification algorithm to classify periodic variable stars…

math.CO2025★ 3 cited

Classification of borderenergetic chemical graphs and borderenergetic graphs of order 12

Péter Csikvári, Ivan Damnjanović, Marko Milošević +2

The energy of a simple graph is the sum of absolute values of the eigenvalues of its adjacency matrix. A borderenergetic graph of order is any noncomp…

gr-qc2025

Asymptotic evolution of bulk-viscous, spherically symmetric spacetimes

Balázs Endre Szigeti, Imre Ferenc Barna, Gergely Gábor Barnaföldi

The scale-free nature of gravitational interaction in both Newtonian gravity and the general theory of relativity gives rise to the concept of self-similarity, where solutions are…

astro-ph.EP2025★ 2 cited

NEO and imminent impactor discoveries from Hungary: recent results and lessons learnt

Norton O. Szabo, Krisztian Sarneczky, Laszlo L. Kiss +15

2022 EB5, 2023 CX1 and 2024 BX1: these are the three recent imminent impactor discoveries from the Piszkéstető Mountain Station of the Konkoly Observatory. They make up about one p…