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In the present investigation, the chemical leaching of the poly-grain Al65Cu15Co20 and Al65Cu20Co15 decagonal quasicrystalline alloy have been studied. The polished surfaces of as-cast alloys were leached with 10 mole NaOH solution for 0.5- 8 hours.
Externí odkaz:
http://arxiv.org/abs/2412.20552
Autor:
Shin, Dongbin, Pavošević, Fabijan, Tancogne-Dejean, Nicolas, Buzzi, Michele, Boström, Emil Viñas, Rubio, Angel
Recent studies of organic molecular solids are highlighted by their complex phase diagram and light-induced phenomena, such as Mott insulator, spin liquid phase, and superconductivity. However, a discrepancy between experimental observation and first
Externí odkaz:
http://arxiv.org/abs/2412.18088
First-principle based molecular-dynamics simulations have been performed for binary Cu$_x$Ti$_{1-x}$ (x = 0.31, 0.50, and 0.76) alloys to investigate the relationship between local structure and dynamical properties in the liquid and undercooled melt
Externí odkaz:
http://arxiv.org/abs/2412.03741
Autor:
Weng, Xiao-Ji, Zhu, Yi, Xu, Ying, Bai, Jie, Zhang, Zhuhua, Xu, Bo, Zhou, Xiang-Feng, Tian, Yongjun
Publikováno v:
Adv. Funct. Mater. 34, 2314576 (2024)
Metalloborophene, characterized by the presence of metal-centered boron wheels denoted as M\c{opyright}Bn, has garnered considerable attention in recent years due to its versatile properties and potential applications in fields such as electronics, s
Externí odkaz:
http://arxiv.org/abs/2412.02992
Through a combination of crystal symmetry analysis and density functional theory calculations we unveil a possible microscopic origin of the unexpected insulating behavior reported in the honeycomb Kitaev material Cu$_2$IrO$_3$. Our study suggests th
Externí odkaz:
http://arxiv.org/abs/2412.00220
Autor:
Mishra, Abhisek, Das, Pritam, Chhatoi, Rupalipriyadarsini, Dash, Soubhagya, Sahoo, Shubhransu, Rathore, Kshitij Singh, Cha, Pil-Ryung, Lee, Seung-Cheol, Bhattacharjee, Satadeep, Bedanta, Subhankar
Transition metal dichalcogenides (TMDs) are a novel class of quantum materials with significant potential in spintronics, optoelectronics, valleytronics, and opto-valleytronics. TMDs exhibit strong spin-orbit coupling, enabling efficient spin-charge
Externí odkaz:
http://arxiv.org/abs/2411.18582
Autor:
Pratt, F. L., Lopez-Alcala, D., Garcia-Lopez, V., Clemente-Leon, M., Baldovi, J. J., Coronado, E.
The metal-organic-framework (MOF) compound Cu$_3$(HOTP)$_2$, a.k.a. Cu$_3$(HHTP)$_2$, is a small-gap semiconductor containing a kagome lattice of antiferromagnetically coupled $S$=1/2 Cu$^\mathrm{II}$ spins with intra-layer nearest-neighbor exchange
Externí odkaz:
http://arxiv.org/abs/2411.18518
Electrochemical processes play a crucial role in energy storage and conversion systems, yet their computational modeling remains a significant challenge. Accurately incorporating the effects of electric potential has been a central focus in theoretic
Externí odkaz:
http://arxiv.org/abs/2411.14732
Autor:
Shen, Xiao, Wang, YiXu, Xu, Zigan, Zou, Bowen, Liotti, Enzo, Dronskowski, Richard, Song, Wenwen
The present work investigates the atomic interactions among Cu, Al, and Ni elements in bcc-iron matrix, focusing on the formation mechanism of nano-sized core-shell Cu precipitates. Using a combination of atom probe tomography (APT), density function
Externí odkaz:
http://arxiv.org/abs/2411.07921
The structural and magnetic properties of a spin-$\frac{1}{2}$ averievite (CsBr)Cu$_5$V$_2$O$_{10}$ are investigated by means of temperature-dependent x-ray diffraction, magnetization, heat capacity, and $^{51}$V nuclear magnetic resonance (NMR) meas
Externí odkaz:
http://arxiv.org/abs/2411.06072