General physics

Open Access

Design and optimization of planar undulators for X-ray free-electron lasers: Comparative analyses considerations on magnetic structures 40001

Sedanur Simsek, Alper Nazmi Yuksel and Bora Ketenoglu

Published online: 24 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae437c

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Potential slow surface waves in pentamode materials 40002

Long Xu, Weizhuang Wu, Chunguang Wang, Jun Yang and Xiaobing Cai

Published online: 24 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae4649

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Statistical physics and networks

Multiwavelength variability of quasar 3C 273 described by nonextensive statistical mechanics 41001

S. G. A. Barbosa, B. C. R. de Vasconcelos, C. V. da Silva, F. V. Alencar Filho, J. P. Bravo, L. F. G. Batista and D. B. de Freitas

Published online: 20 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae437d

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Fluid and nonlinear dynamics

Experimental investigation into Lagrangian statistics of droplets in homogeneous isotropic turbulence 43001

Lu Li, Yi-Bao Zhang, Yaning Fan, Federico Toschi and Chao Sun

Published online: 16 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae41e3

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Open Access

A reduced model for droplet dynamics with interfacial viscosity 43002

Fabio Guglietta, Diego Taglienti and Mauro Sbragaglia

Published online: 20 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae437e

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Condensed matter and materials physics

Zero modes and geometric phase for 2D Weyl fermions on Lifshitz backgrounds 46001

G. Q. Garcia, D. C. Moreira, E. Cavalcante and C. Furtado

Published online: 20 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae44c7

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Boosting charge transfer and cycling durability via B, N co-doping in carbon dots for efficient energy storage 46002

Eman M. Alshehri, Mohammad Shariq, Wafa Al-Gethami, M. D. Alshahrani, Hussain J. Alathlawi, Mushtaq Hussain, Aalia Farid, Walaa S. Alsaidi, Yousef Alqurashi and A. Khatab

Published online: 20 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae4423

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Electronic properties of g-GaN/MoS₂ van der Waals heterostructure by biaxial strain and interlayer distance 46003

Junping Xiao, Jinhua Li, Yuxin Sun and Huilin Zhang

Published online: 24 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae45ca

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Biological and soft matter physics

Stabilization of blue phases by solvent effect using n-octadecane with a simple linear molecular structure 47001

H. Takao, Y. Takanishi and J. Yamamoto

Published online: 16 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae3cb9

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Confinement-driven acceleration of first-passage rates 47002

Won Kyu Kim

Published online: 24 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae4422

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Open Access

Work to insert a particle into an active fluid 47003

Freddy A. Cisneros, Alexandre Solon and Jordan M. Horowitz

Published online: 03 March 2026

DOI: https://doi.org/10.1209/0295-5075/ae46d7

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Gravitation, cosmology and astrophysics

Open Access

Holiday in a black hole 49001

Theodorus Maria Nieuwenhuizen

Published online: 20 February 2026

DOI: https://doi.org/10.1209/0295-5075/ae405f

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