Zobrazeno 1 - 10
of 8 144
pro vyhledávání: '"Graham, A. N."'
Autor:
Islam, S. S., Sazgari, V., Witteveen, C., Graham, J. N., Gerguri, O., Král, P., Bartkowiak, M., Luetkens, H., Khasanov, R., von Rohr, F. O., Guguchia, Z.
Gaining a deeper understanding of the interplay between charge density wave (CDW) order and superconductivity in transition metal dichalcogenides (TMDs), particularly within the (4H/2H)-NbX$_{2}$ (X=Se,S) family, remains an open and intriguing challe
Externí odkaz:
http://arxiv.org/abs/2412.14381
Autor:
Ma, KeYuan, Plokhikh, I., Graham, J. N., Mielke III, C., Sazgari, V., Nakamura, H., Islam, S. S., Shin, S., Kral, P., Gerguri, O., Luetkens, H., von Rohr, F. O., Yin, J. -X., Pomjakushina, E., Felser, C., Nakatsuji, S., Wehinger, B., Gawryluk, D. J., Medvedev, S., Guguchia, Z.
The interplay between superconductivity and charge order is a central focus in condensed matter research, with kagome lattice systems offering unique insights. The kagome superconductor LaRu$_{3}$Si$_{2}$ ($T_{\rm c}$ ${\simeq}$ 6.5 K) exhibits a hie
Externí odkaz:
http://arxiv.org/abs/2412.05459
Autor:
Graham, J. N., Islam, S. S., Sazgari, V., Li, Y., Deng, H., Janka, G., Zhong, Y., Gerguri, O., Kral, P., Doll, A., Bialo, I., Chang, J., Salman, Z., Suter, A., Prokscha, T., Yao, Y., Okazaki, K., Luetkens, H., Khasanov, R., Wang, Z., Yin, J. -X., Guguchia, Z.
The experimental realisation of unconventional superconductivity and charge order in kagome systems \textit{A}V$_3$Sb$_5$ is of critical importance. We conducted a highly systematic study of Cs(V$_{1-x}$Nb$_x$)$_3$Sb$_5$ with $x$=0.07 (Nb$_{0.07}$-CV
Externí odkaz:
http://arxiv.org/abs/2411.18744
Cell sorting, the segregation of cells with different properties into distinct domains, is a key phenomenon in biological processes such as embryogenesis. We use a phase-field model of a confluent cell layer to study the role of activity in cell sort
Externí odkaz:
http://arxiv.org/abs/2403.01515
Autor:
Mielke III, C., Sazgari, V., Plokhikh, I., Shin, S., Nakamura, H., Graham, J. N., Küspert, J., Bialo, I., Garbarino, G., Das, D., Medarde, M., Bartkowiak, M., Islam, S. S., Khasanov, R., Luetkens, H., Hasan, M. Z., Pomjakushina, E., Yin, J. -X., Fischer, M. H., Chang, J., Neupert, T., Nakatsuji, S., Wehinger, B., Gawryluk, D. J., Guguchia, Z.
The kagome lattice has emerged as a promising platform for hosting unconventional chiral charge order at high temperatures. Notably, in LaRu$_{3}$Si$_{2}$, a room-temperature charge-ordered state with a propagation vector of ($\frac{1}{4}$,~0,~0) has
Externí odkaz:
http://arxiv.org/abs/2402.16219
Autor:
Graham, J. N., Mielke III, C., Das, D., Morresi, T., Sazgari, V., Suter, A., Prokscha, T., Deng, H., Khasanov, R., Wilson, S. D., Salinas, A. C., Martins, M. M., Zhong, Y., Okazaki, K., Wang, Z., Hasan, M. Z., Fischer, M., Neupert, T., Yin, J. -X., Sanna, S., Luetkens, H., Salman, Z., Bonfa, P., Guguchia, Z.
Publikováno v:
Nature Communications 15, 8978 (2024)
The breaking of time-reversal symmetry (TRS) in the normal state of kagome superconductors $A$V$_{3}$Sb$_{5}$ stands out as a significant feature. Yet the extent to which this effect can be tuned remains uncertain, a crucial aspect to grasp in light
Externí odkaz:
http://arxiv.org/abs/2402.11130
Autor:
Sazgari, V., Ying, Tianping, Graham, J. N., Mielke III, C., Das, D., Islam, S. S., Bartkowiak, M., Khasanov, R., Luetkens, H., Hosono, H., Guguchia, Z.
Vacancies play a crucial role in solid-state physics, but their impact on materials with strong electron-electron correlations has been underexplored. A recent study on the Ir-Sb binary system, Ir$_{16}$Sb$_{18}$ revealed a novel extended buckled-hon
Externí odkaz:
http://arxiv.org/abs/2402.06796
Autor:
Mielke III, C., Das, D., Spring, J., Nakamura, H., Shin, S., Liu, H., Sazgari, V., Joehr, S., Lyu, J., Graham, J. N., Shiroka, T., Medarde, M., Hasan, M. Z., Nakatsuji, S., Khasanov, R., Gawryluk, D. J., Luetkens, H., Guguchia, Z.
Publikováno v:
Phys. Rev. B 109, 134501 (2024)
We report on the effect of magnetic impurities on the microscopic superconducting (SC) properties of the kagome-lattice superconductor La(Ru$_{1-x}$Fe$_{x}$)$_{3}$Si$_{2}$ using muon spin relaxation/rotation. A strong suppression of the superconducti
Externí odkaz:
http://arxiv.org/abs/2309.07827
Spiral spin liquids are an exotic class of correlated paramagnets with an enigmatic magnetic ground state composed of a degenerate manifold of fluctuating spin spirals. Experimental realisations of the spiral spin liquid are scarce, mainly due to the
Externí odkaz:
http://arxiv.org/abs/2301.07559
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