Zobrazeno 1 - 10
of 4 797
pro vyhledávání: '"A A Zvyagin"'
Publikováno v:
Phys. Rev. B 110, 214421 (2024)
We present comprehensive high magnetic field studies of the alternating weakly coupled ferro-antiferromagnetic (FM-AFM) spin-$1/2$ chain compound Cu$_2$(OH)$_3$Br, with the structure of the natural mineral botallackite. Our measurements reveal a broa
Externí odkaz:
http://arxiv.org/abs/2412.11856
Autor:
Wang, Zhe, Halati, Catalin-Mihai, Bernier, Jean-Sébastien, Ponomaryov, Alexey, Gorbunov, Denis I., Niesen, Sandra, Breunig, Oliver, Klopf, J. Michael, Zvyagin, Sergei, Lorenz, Thomas, Loidl, Alois, Kollath, Corinna
Publikováno v:
Nature 631, 760 - 764 (2024)
Stable composite objects, such as hadrons, nuclei, atoms, molecules and superconducting pairs, formed by attractive forces are ubiquitous in nature. By contrast, composite objects stabilized by means of repulsive forces were long thought to be theore
Externí odkaz:
http://arxiv.org/abs/2412.06350
Autor:
Pilch, Patrick, Amelin, Kirill, Schmiedinghoff, Gary, Reinold, Anneke, Zhu, Changqing, Povarov, Kirill Yu., Zvyagin, Sergei, Engelkamp, Hans, Lan, Yin-Ping, Shu, Guo-Jiun, Chou, Fang-Cheng, Nagel, Urmas, Rõõm, Toomas, Uhrig, Götz S., Fauseweh, Benedikt, Wang, Zhe
We report on terahertz spectroscopic measurements of quantum spin dynamics on single crystals of a spin-1/2 frustrated spin-ladder antiferromagnet BiCu$_2$PO$_6$ as a function of temperature, polarization, and applied external magnetic fields. Spin t
Externí odkaz:
http://arxiv.org/abs/2409.20103
Publikováno v:
Phys. Rev. B (2023)
Spin systems with honeycomb structures have recently attracted a great deal of attention in connection with the Kitaev quantum spin liquid state (QSL) predicted theoretically. One possible Kitaev QSL candidate is Na$_2$Co$_2$TeO$_6$ realizing a honey
Externí odkaz:
http://arxiv.org/abs/2312.04834
Autor:
Song, Shuaiwen Leon, Kruft, Bonnie, Zhang, Minjia, Li, Conglong, Chen, Shiyang, Zhang, Chengming, Tanaka, Masahiro, Wu, Xiaoxia, Rasley, Jeff, Awan, Ammar Ahmad, Holmes, Connor, Cai, Martin, Ghanem, Adam, Zhou, Zhongzhu, He, Yuxiong, Luferenko, Pete, Kumar, Divya, Weyn, Jonathan, Zhang, Ruixiong, Klocek, Sylwester, Vragov, Volodymyr, AlQuraishi, Mohammed, Ahdritz, Gustaf, Floristean, Christina, Negri, Cristina, Kotamarthi, Rao, Vishwanath, Venkatram, Ramanathan, Arvind, Foreman, Sam, Hippe, Kyle, Arcomano, Troy, Maulik, Romit, Zvyagin, Maxim, Brace, Alexander, Zhang, Bin, Bohorquez, Cindy Orozco, Clyde, Austin, Kale, Bharat, Perez-Rivera, Danilo, Ma, Heng, Mann, Carla M., Irvin, Michael, Pauloski, J. Gregory, Ward, Logan, Hayot, Valerie, Emani, Murali, Xie, Zhen, Lin, Diangen, Shukla, Maulik, Foster, Ian, Davis, James J., Papka, Michael E., Brettin, Thomas, Balaprakash, Prasanna, Tourassi, Gina, Gounley, John, Hanson, Heidi, Potok, Thomas E, Pasini, Massimiliano Lupo, Evans, Kate, Lu, Dan, Lunga, Dalton, Yin, Junqi, Dash, Sajal, Wang, Feiyi, Shankar, Mallikarjun, Lyngaas, Isaac, Wang, Xiao, Cong, Guojing, Zhang, Pei, Fan, Ming, Liu, Siyan, Hoisie, Adolfy, Yoo, Shinjae, Ren, Yihui, Tang, William, Felker, Kyle, Svyatkovskiy, Alexey, Liu, Hang, Aji, Ashwin, Dalton, Angela, Schulte, Michael, Schulz, Karl, Deng, Yuntian, Nie, Weili, Romero, Josh, Dallago, Christian, Vahdat, Arash, Xiao, Chaowei, Gibbs, Thomas, Anandkumar, Anima, Stevens, Rick
In the upcoming decade, deep learning may revolutionize the natural sciences, enhancing our capacity to model and predict natural occurrences. This could herald a new era of scientific exploration, bringing significant advancements across sectors fro
Externí odkaz:
http://arxiv.org/abs/2310.04610
Autor:
Povarov, Kirill Yu., Graf, David E., Hauspurg, Andreas, Zherlitsyn, Sergei, Wosnitza, Joachim, Sakurai, Takahiro, Ohta, Hitoshi, Kimura, Shojiro, Nojiri, Hiroyuki, Garlea, V. Ovidiu, Zheludev, Andrey, Paduan-Filho, Armando, Nicklas, Michael, Zvyagin, Sergei A.
Publikováno v:
Nature Communications 15, 2295 (2024)
Strongly correlated spin systems can be driven to quantum critical points via various routes. In particular, gapped quantum antiferromagnets can undergo phase transitions into a magnetically ordered state with applied pressure or magnetic field, acti
Externí odkaz:
http://arxiv.org/abs/2306.15450
Autor:
A. A. Zvyagin, V. V. Slavin
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-7 (2024)
Abstract Piezoelectricity in quantum rare-earth metallic boron oxides with the coupling between magnetic, electric and elastic subsystem is studied theoretically. It is proved that the change of piezoelectric modules of the considered crystals are pr
Externí odkaz:
https://doaj.org/article/14cab4b58f0e435aab4f2845a194d830
Autor:
Tatiana A. Mishchenko, Maria O. Klimenko, Evgenii L. Guryev, Alexander G. Savelyev, Dmitri V. Krysko, Sergey V. Gudkov, Evgeny V. Khaydukov, Andrei V. Zvyagin, Maria V. Vedunova
Publikováno v:
Frontiers in Chemistry, Vol 12 (2024)
Targeted drug delivery for primary brain tumors, particularly gliomas, is currently a promising approach to reduce patient relapse rates. The use of substitutable scaffolds, which enable the sustained release of clinically relevant doses of anticance
Externí odkaz:
https://doaj.org/article/8bcba51acd8b4706a260f582b35579a7
Autor:
Bera, A. K., Yusuf, S. M., Saha, S. K., Kumar, M., Voneshen, D., Skourski, Y., Zvyagin, S. A.
Publikováno v:
Nature Communications 13, 6888 (2022)
Understanding exotic forms of magnetism in quantum spin systems is an emergent topic of modern condensed matter physics. Quantum dynamics can be described by particle-like carriers of information, known-as quasiparticles that appear from the collecti
Externí odkaz:
http://arxiv.org/abs/2210.11765
Deep learning for early detection of papillary bladder cancer on a limited set of cystoscopic images
Autor:
V. S. Rozova, C. Russo, V. Y. Lekarev, V. V. Kazantseva, A. M. Dymov, A. S. Rzhevskiy, A. V. Zvyagin
Publikováno v:
Сеченовский вестник, Vol 15, Iss 1, Pp 61-70 (2024)
Aim. The aim of this study was to develop and evaluate the effectiveness of a convolutional neural network (CNN) in detecting papillary bladder cancer (PBC) using a limited set of cystoscopic images.Materials and methods. Twenty patients who underwen
Externí odkaz:
https://doaj.org/article/ced61b87a5a246dd87ed56f1717cb16b