Search Results - "Shaik, N E"

Magnon interactions in a moderately correlated Mott insulator by Wang, Qisi, Mustafi, S., Fogh, E., Astrakhantsev, N., He, Z., Biało, I., Chan, Ying, Martinelli, L., Horio, M., Ivashko, O., Shaik, N. E., Arx, K. von, Sassa, Y., Paris, E., Fischer, M. H., Tseng, Y., Christensen, N. B., Galdi, A., Schlom, D. G., Shen, K. M., Schmitt, T., Rønnow, H. M., Chang, J.

“…Quantum fluctuations in low-dimensional systems and near quantum phase transitions have significant influences on material properties. Yet, it is difficult to…”
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Strain-engineering Mott-insulating La2CuO4 by Ivashko, O., Horio, M., Wan, W., Christensen, N. B., McNally, D. E., Paris, E., Tseng, Y., Shaik, N. E., Rønnow, H. M., Wei, H. I., Adamo, C., Lichtensteiger, C., Gibert, M., Beasley, M. R., Shen, K. M., Tomczak, J. M., Schmitt, T., Chang, J.

“…The transition temperature T c of unconventional superconductivity is often tunable. For a monolayer of FeSe, for example, the sweet spot is uniquely bound to…”
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Strain-engineering Mott-insulating La 2 CuO 4 by Ivashko, O, Horio, M, Wan, W, Christensen, N B, McNally, D E, Paris, E, Tseng, Y, Shaik, N E, Rønnow, H M, Wei, H I, Adamo, C, Lichtensteiger, C, Gibert, M, Beasley, M R, Shen, K M, Tomczak, J M, Schmitt, T, Chang, J

“…The transition temperature T of unconventional superconductivity is often tunable. For a monolayer of FeSe, for example, the sweet spot is uniquely bound to…”
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Magnons in tetragonal CuO by Moser, S., Shaik, N. E., Samal, D., Fatale, S., Dalla Piazza, B., Dantz, M., Pelliciari, J., Olalde-Velasco, P., Schmitt, T., Koster, G., Mila, F., Rønnow, H. M., Grioni, M.

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Magnon interactions in a moderately correlated Mott insulator by Wang, Qisi, Mustafi, S, Fogh, E, Astrakhantsev, N, He, Z, Biało, I, Chan, Ying, Martinelli, L, Horio, M, Ivashko, O, Shaik, N. E, von Arx, K, Sassa, Y, Paris, E, Fischer, M. H, Tseng, Y, Christensen, N. B, Galdi, A, Schlom, D. G, Shen, K. M, Schmitt, T, Rønnow, H. M, Chang, J

“…Nature Communications 15, 5348 (2024) Quantum fluctuations in low-dimensional systems and near quantum phase transitions have significant influences on…”
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Staggered-flux state for rectangular-lattice spin 1/2 Heisenberg antiferromagnet by Shaik, N. E, Piazza, B. Dalla, Ivanov, D. A, Rønnow, H. M

“…Phys. Rev. B 102, 214413 (2020) We investigate the spin-1/2 Heisenberg model on a rectangular lattice, using the Gutzwiller projected variational wave function…”
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Exact diagonalization study of the Hubbard-parametrized four-spin ring exchange model on a square lattice by Larsen, C. B, Rømer, A. T, Janas, S, Treue, F, Mønsted, B, Shaik, N. E, Rønnow, H. M, Lefmann, K

“…Phys. Rev. B 99, 054432 (2019) We have used exact numerical diagonalization to study the excitation spectrum and the dynamic spin correlations in the $s=1/2$…”
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Damped spin excitations in a doped cuprate superconductor with orbital hybridization by Ivashko, O, Shaik, N. E, Lu, X, Fatuzzo, C. G, Dantz, M, Freeman, P. G, McNally, D. E, Destraz, D, Christensen, N. B, Kurosawa, T, Momono, N, Oda, M, Monney, C, Rønnow, H. M, Schmitt, T, Chang, J

“…Phys. Rev. B 95, 214508 (2017) A resonant inelastic x-ray scattering (RIXS) study of overdamped spin-excitations in slightly underdoped…”
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J 1 − J 2 square lattice antiferromagnetism in the orbitally quenched insulator MoOPO 4 by Yang, L., Jeong, M., Babkevich, P., Katukuri, M., Nafradi, B., Shaik, E., Magrez, A., Berger, H., Schefer, J., Ressouche, E., Kriener, M., Živković, I., Yazyev, O., Forro, L., Rønnow, H.

“…We report magnetic and thermodynamic properties of a 4$d^{1}$ ($Mo^{5+}$) magnetic insulator MoOP$O_{4}$ single crystal, which realizes a J1−J2 Heisenberg…”
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Spin-Orbit-Induced Orbital Excitations in Sr2RuO4 and Ca2RuO4: A Resonant Inelastic X-ray Scattering Study by Fatuzzo, C. G, Dantz, M, Fatale, S, Olalde-Velasco, P, Shaik, N. E, Piazza, B. Dalla, Toth, S, Pelliciari, J, Fittipaldi, R, Vecchione, A, Kikugawa, N, Brooks, J. S, Rønnow, H. M, Grioni, M, Rüegg, Ch, Schmitt, T, Chang, J

“…Phys. Rev. B 91, 155104 (2015) High-resolution resonant inelastic X-ray scattering (RIXS) at the oxygen K-edge has been used to study the orbital excitations…”
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Spin-orbit-induced orbital excitations in Sr sub(2) RuO sub(4) and Ca sub(2) RuO sub(4): A resonant inelastic x-ray scattering study by Fatuzzo, C G, Dantz, M, Fatale, S, Olalde-Velasco, P, Shaik, N E, Dalla Piazza, B, Toth, S, Pelliciari, J, Fittipaldi, R, Vecchione, A

“…High-resolution resonant inelastic x-ray scattering (RIXS) at the oxygen K edge has been used to study the orbital excitations of Ca sub(2) RuO sub(4) and Sr…”
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Publisher's Note: Spin-orbit-induced orbital excitations in Sr 2 RuO 4 and Ca 2 RuO 4 : A resonant inelastic x-ray scattering study [Phys. Rev. B 91 , 155104 (2015)] by Fatuzzo, C. G., Dantz, M., Fatale, S., Olalde-Velasco, P., Shaik, N. E., Dalla Piazza, B., Toth, S., Pelliciari, J., Fittipaldi, R., Vecchione, A., Kikugawa, N., Brooks, J. S., Rønnow, H. M., Grioni, M., Rüegg, Ch, Schmitt, T., Chang, J.

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Spin-orbit-induced orbital excitations in Sr 2 RuO 4 and Ca 2 RuO 4 : A resonant inelastic x-ray scattering study by Fatuzzo, C. G., Dantz, M., Fatale, S., Olalde-Velasco, P., Shaik, N. E., Dalla Piazza, B., Toth, S., Pelliciari, J., Fittipaldi, R., Vecchione, A., Kikugawa, N., Brooks, J. S., Rønnow, H. M., Grioni, M., Rüegg, Ch, Schmitt, T., Chang, J.

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Electronic and magnetic excitations in the "half-stuffed" Cu--O planes of Ba$_2$Cu$_3$O$_4$Cl$_2$ measured by resonant inelastic x-ray scattering by Fatale, S, Fatuzzo, C. G, Babkevich, P, Shaik, N. E, Pelliciari, J, Lu, X, McNally, D. E, Schmitt, T, Kikkawa, A, Taguchi, Y, Tokura, Y, Normand, B, Rønnow, H. M, Grioni, M

“…Phys. Rev. B 96, 115149 (2017) We use resonant inelastic x-ray scattering (RIXS) at the Cu L$_3$ edge to measure the charge and spin excitations in the…”
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Strain-Engineering Mott-Insulating La$_2$CuO$_4 by Ivashko, O, Horio, M, Wan, W, Christensen, N. B, McNally, D. E, Paris, E, Tseng, Y, Shaik, N. E, Rønnow, H. M, Wei, H. I, Adamo, C, Lichtensteiger, C, Gibert, M, Beasley, M. R, Shen, K. M, Tomczak, J. M, Schmitt, T, Chang, J

“…Nature Communications 10, 786 (2019) The transition temperature $T_\textrm{c}$ of unconventional superconductivity is often tunable. For a monolayer of FeSe,…”
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J_1$-$J_2$ square lattice antiferromagnetism in the orbitally quenched insulator MoOPO$_4 by Yang, L, Jeong, M, Babkevich, P, Katukuri, Vamshi M, Náfrádi, B, Shaik, N. E, Magrez, A, Berger, H, Schefer, J, Ressouche, E, Kriener, M, Živković, I, Yazyev, O. V, Forró, L, Rønnow, H. M

“…Phys. Rev. B 96, 024445 (2017) We report magnetic and thermodynamic properties of a $4d^1$ (Mo$^{5+}$) magnetic insulator MoOPO$_4$ single crystal, which…”
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Magnetic excitations from the two-dimensional interpenetrating Cu framework in Ba$_2$Cu$_3$O$_4$Cl$_2 by Babkevich, P, Shaik, N. E, Lançon, D, Kikkawa, A, Enderle, M, Ewings, R. A, Walker, H. C, Adroja, D. T, Manuel, P, Khalyavin, D. D, Taguchi, Y, Tokura, Y, Soda, M, Masuda, T, Rønnow, H. M

“…Phys. Rev. B 96, 014410 (2017) We report detailed neutron scattering studies on Ba$_2$Cu$_3$O$_4$Cl$_2$. The compound consists of two interpenetrating…”
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Possibility of an unconventional spin state of Ir$^{4+}$ in Ba$_{21}$Ir$_9$O$_{43}$ single crystal by Yang, L, Jeong, M, Arakcheeva, A, Živković, I, Náfrádi, B, Magrez, A, Pisoni, A, Jacimovic, J, Katukuri, V. M, Katrych, S, Shaik, N. E, Yazyev, O. V, Forró, L, Rønnow, H. M

“…Phys. Rev. B 94, 104403 (2016) We report the synthesis of single crystals of a novel layered iridate Ba$_{21}$Ir$_9$O$_{43}$, and present the crystallographic,…”
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