SVT monde
Sur le Web

Nouveautés sur le Web


Articles les plus récents

A universal speed limit for spreading of coherence

mercredi 12 novembre 2025 par Gevorg Martirosyan, Martin Gazo, Ji?í Etrych, Simon M. Fischer, Sebastian J. Morris, Christopher J. Ho, Christoph Eigen, Zoran Hadzibabic
Nature, Published online: 12 November 2025; doi:10.1038/s41586-025-09735-zExperiments reveal a speed limit for the spreading of spatial coherence during the formation of a weakly interacting Bose–Einstein condensate.

Silicon solar cells with hybrid back contacts

mercredi 12 novembre 2025 par Genshun Wang, Mingzhe Yu, Hua Wu, Yunpeng Li, Lei Xie, Junzhe Wei, Xiaoyu Deng, Shenghou Zhou, Tuan Yuan, Fei Luo, Yunlai Yuan, Zhipeng Huang, Xiyan Tang, Qing Tang, Shi Yin, Haoran Qiu, Yong Liu, Miao Yang, Chang Sun, Lu Wu, Hao Lin, Hanbo Tang, Qiming Liu, Hao Liu, Jiansheng Chen, Xiaoning Ru, Feng Ye, Minghao Qu, Jianbo Wang, Junxiong Lu, Bo He, Lan Chen, Chaowei Xue, Pingqi Gao, Deyan He, Liang Fang, Xixiang Xu, Zhenguo Li
Nature, Published online: 12 November 2025; doi:10.1038/s41586-025-09681-wSilicon solar cells with hybrid interdigitated back contacts have a power conversion efficiency approaching 95% of the theoretical limit and a fill factor approaching 98% of the theoretical (...)

Rare genetic variants confer a high risk of ADHD and implicate neuronal biology

mercredi 12 novembre 2025 par Ditte Demontis, Jinjie Duan, Yu-Han H. Hsu, Greta Pintacuda, Jakob Grove, Trine Tollerup Nielsen, Janne Thirstrup, Makayla Martorana, Travis Botts, F. Kyle Satterstrom, Jonas Bybjerg-Grauholm, Jason H. Y. Tsai, Simon Glerup, Martine Hoogman, Jan Buitelaar, Marieke Klein, Georg C. Ziegler, Christian Jacob, Oliver Grimm, Maximilian Bayas, Nene F. Kobayashi, Sarah Kittel-Schneider, Klaus-Peter Lesch, Barbara Franke, Andreas Reif, Esben Agerbo, Thomas Werge, Merete Nordentoft, Ole Mors, Preben Bo Mortensen, Kasper Lage, Mark J. Daly, Benjamin M. Neale, Anders D. Børglum
Nature, Published online: 12 November 2025; doi:10.1038/s41586-025-09702-8An analysis of rare genetic variants identifies three genes—MAP1A, ANO8 and ANK2—that have a role in attention deficit hyperactivity disorder (ADHD) and investigates the potential underlying biological (...)

Synthesis of enantioenriched atropisomers by biocatalytic deracemization

mercredi 12 novembre 2025 par Casey B. Roos, S. Luke Schulert, Lara E. Zetzsche, Spencer E. McMinn, Angela E. Cheong, Eunjae Shim, Eugene E. Kwan, Alison R. H. Narayan
Nature, Published online: 12 November 2025; doi:10.1038/s41586-025-09738-wA new method for deracemization of atropisomers is described which leverages a P450 enzyme-mediated process involving bond rotation for enantioenrichment.

An ancient recombination desert is a speciation supergene in placental mammals

mercredi 12 novembre 2025 par Nicole M. Foley, Richard G. Rasulis, Zoya Wani, Mayra N. Mendoza Cerna, Henrique V. Figueiró, Klaus Peter Koepfli, Terje Raudsepp, William J. Murphy
Nature, Published online: 12 November 2025; doi:10.1038/s41586-025-09740-2Deep learning methods identified a large and evolutionarily conserved X-linked low recombination region in placental mammals that serves as both a barrier to gene flow in hybridizing lineages and an accurate phylogenomic (...)

A molecularly impermeable polymer from two-dimensional polyaramids

mercredi 12 novembre 2025 par Cody L. Ritt, Michelle Quien, Zitang Wei, Hagen Gress, Mohan T. Dronadula, Kaan Altmisdort, Huong Giang T. Nguyen, Christopher D. Zangmeister, Yu-Ming Tu, Sanjay S. Garimella, Shahab Amirabadi, Michael Gadaloff, Weiguo Hu, Narayana R. Aluru, Kamil L. Ekinci, J. Scott Bunch, Michael S. Strano
Nature, Published online: 12 November 2025; doi:10.1038/s41586-025-09674-9Two-dimensional polyaramid polymers are synthesized to form nanofilms that exhibit the lowest gas permeability of any polymer by orders of magnitude, despite lacking crystallinity, enabling molecular-scale nanomechanical (...)

Cytosolic acetyl-coenzyme A is a signalling metabolite to control mitophagy

mercredi 12 novembre 2025 par Yifan Zhang, Xiao Shen, Yuan Shen, Chao Wang, Chengping Yu, Jiangxue Han, Siyi Cao, Lin Qian, Miaolian Ma, Shijing Huang, Wenyu Wen, Miao Yin, Qun-Ying Lei
Nature, Published online: 12 November 2025; doi:10.1038/s41586-025-09745-xAcetyl-coenzyme A functions as a non-canonical signal to trigger mitophagy, and the acetyl-coenzyme A–NLRX1 axis underlies the KRAS-inhibitor-induced mitophagy response and promotes drug resistance, providing a metabolic (...)

Viral NblA proteins negatively affect oceanic cyanobacterial photosynthesis

mercredi 12 novembre 2025 par Omer Nadel, Rawad Hanna, Andrey Rozenberg, Dror Shitrit, Ran Tahan, Irena Pekarsky, Oded Béjà, Oded Kleifeld, Debbie Lindell
Nature, Published online: 12 November 2025; doi:10.1038/s41586-025-09656-xViral NblA accelerates the cyanophage infection cycle, directs degradation of the host phycobilisome and other proteins, and reduces host photosynthetic light-harvesting (...)

Radio burst from a stellar coronal mass ejection

mercredi 12 novembre 2025 par J. R. Callingham, C. Tasse, R. Keers, R. D. Kavanagh, H. K. Vedantham, P. Zarka, S. Bellotti, P. I. Cristofari, S. Bloot, D. C. Konijn, M. J. Hardcastle, L. Lamy, E. K. Pass, B. J. S. Pope, H. Reid, H. J. A. Röttgering, T. W. Shimwell, P. Zucca
Nature, Published online: 12 November 2025; doi:10.1038/s41586-025-09715-3An analogue to a type II burst from the early M dwarf StKM 1-1262 exhibits identical frequency, time and polarization properties to fundamental plasma emission from a solar type II (...)

Convergent genome evolution shaped the emergence of terrestrial animals

mercredi 12 novembre 2025 par Jialin Wei, Davide Pisani, Philip C. J. Donoghue, Marta Álvarez-Presas, Jordi Paps
Nature, Published online: 12 November 2025; doi:10.1038/s41586-025-09722-4Comparisons of 154 genomes from 21 animal phyla and outgroups have been used to reconstruct ancestral adaptation to life on land across 11 distinct terrestrialization events, revealing strong evidence for convergent (...)

Accueil du site | Contact | Plan du site | Espace privé | Statistiques | visites : 7359601

Suivre la vie du site fr    ?

Site réalisé avec SPIP 1.9.2e + ALTERNATIVES

Creative Commons License