JETP Letters最新文献

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On the Increase in the Density of Primordial Black Holes in the Halos of Dwarf Galaxies 矮星系光晕中原始黑洞密度的增加
IF 1.4 4区 物理与天体物理
JETP Letters Pub Date : 2025-04-21 DOI: 10.1134/S0021364024604664
S. V. Pilipenko, M. V. Tkachev, N. R. Arakelyan
{"title":"On the Increase in the Density of Primordial Black Holes in the Halos of Dwarf Galaxies","authors":"S. V. Pilipenko,&nbsp;M. V. Tkachev,&nbsp;N. R. Arakelyan","doi":"10.1134/S0021364024604664","DOIUrl":"10.1134/S0021364024604664","url":null,"abstract":"<p>Through numerical experiments, we have predicted that if dark matter contains even a small fraction, <span>({{f}_{0}} sim {{10}^{{ - 4}}})</span>, of primordial black holes (PBHs), during the formation of the gravitationally bound halo of a dwarf galaxy, these PBHs will concentrate in a region with a radius of about 10 pc, so that their local fraction will exceed 1%. Unlike previous studies of PBH migration to the centers of galaxies, the numerical experiments conducted here take into account the early formation of a massive “dress” of dark matter around the PBHs and the non-stationarity of the halo during its formation. Applying our results to models of heating stellar clusters in the Eridanus II and Segue I galaxies due to dynamical friction between stars and PBHs allows us to impose constraints on the abundance of PBHs that are two orders of magnitude stricter than previously thought.</p>","PeriodicalId":604,"journal":{"name":"JETP Letters","volume":"121 5","pages":"324 - 331"},"PeriodicalIF":1.4,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1134/S0021364024604664.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143856426","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Interaction between Charge Density Waves in the Monoclinic Phase of NbS3 NbS3单斜相中电荷密度波的相互作用
IF 1.4 4区 物理与天体物理
JETP Letters Pub Date : 2025-04-21 DOI: 10.1134/S0021364025600156
V. Ya. Pokrovskii, A. L. Vasiliev, N. B. Bolotina, A. G. Ivanova, S. V. Zaitsev-Zotov, S. G. Zybtsev, A. A. Sinchenko
{"title":"Interaction between Charge Density Waves in the Monoclinic Phase of NbS3","authors":"V. Ya. Pokrovskii,&nbsp;A. L. Vasiliev,&nbsp;N. B. Bolotina,&nbsp;A. G. Ivanova,&nbsp;S. V. Zaitsev-Zotov,&nbsp;S. G. Zybtsev,&nbsp;A. A. Sinchenko","doi":"10.1134/S0021364025600156","DOIUrl":"10.1134/S0021364025600156","url":null,"abstract":"<p>In the monoclinic polytype NbS<sub>3</sub>-II, the monoclinic <b>b</b>-axis of which coincides with the direction of greatest conductivity, two charge density waves (CDWs) have been observed at room temperature: CDW-0 with the wave vector <b>q</b><sub>0</sub> = 0.5<b>a</b>* + 0.352<b>b</b>* + 0.5<b>c</b>* and CDW-1 with the wave vector <b>q</b><sub>1</sub> = 0.5<b>a</b>* + 0.298<b>b</b>* + 0.5<b>c</b>*. X‑ray diffraction patterns obtained in the temperature range of 90–500 K have shown that the vectors <b>q</b><sub>0</sub> and <b>q</b><sub>1</sub> depend on the temperature, but their <b>b</b>* coordinates satisfy the relation <span>(2q_{0}^{{{mathbf{b}}text{*}}}(T) + q_{1}^{{{mathbf{b}}text{*}}}(T) = {text{const}} = 1)</span>. It has been concluded that the wave vector <b>q</b><sub>1</sub> of CDW-1 is determined not only by the nesting of Fermi surfaces, but also by the vector <b>q</b><sub>0</sub>, because CDW-1 is adjusted to the second harmonic of CDW-0, which indicates the interaction between charge density waves. This conclusion has been confirmed by structural studies of NbS<sub>3</sub>-II samples, the lattice of which is strongly deformed due to a high concentration of twins. In these samples, CDW-0 is conserved, and the wave vector of CDW-1 has the <b>b</b>* component not related to <b>q</b><sub>0</sub>.</p>","PeriodicalId":604,"journal":{"name":"JETP Letters","volume":"121 5","pages":"391 - 397"},"PeriodicalIF":1.4,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1134/S0021364025600156.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143856433","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Charge States of Single Quantum Dots in a Microcavity p–n–p Heterostructure with the Built-in Coulomb Blockade 内置库仑阻滞的微腔p-n-p异质结构中单量子点的电荷态
IF 1.4 4区 物理与天体物理
JETP Letters Pub Date : 2025-04-21 DOI: 10.1134/S0021364024605359
A. I. Galimov, Yu. M. Serov, M. V. Rakhlin, G. V. Klimko, S. V. Sorokin, I. V. Sedova, M. M. Kulagina, Yu. M. Zadiranov, Yu. A. Salii, D. S. Berezina, S. I. Troshkov, T. V. Shubina, A. A. Toropov
{"title":"Charge States of Single Quantum Dots in a Microcavity p–n–p Heterostructure with the Built-in Coulomb Blockade","authors":"A. I. Galimov,&nbsp;Yu. M. Serov,&nbsp;M. V. Rakhlin,&nbsp;G. V. Klimko,&nbsp;S. V. Sorokin,&nbsp;I. V. Sedova,&nbsp;M. M. Kulagina,&nbsp;Yu. M. Zadiranov,&nbsp;Yu. A. Salii,&nbsp;D. S. Berezina,&nbsp;S. I. Troshkov,&nbsp;T. V. Shubina,&nbsp;A. A. Toropov","doi":"10.1134/S0021364024605359","DOIUrl":"10.1134/S0021364024605359","url":null,"abstract":"<p>The charge state of single InAs/GaAs quantum dots in microcavity <i>p</i>–<i>n</i>–<i>p</i> heterostructures in the presence of built-in Coulomb blockade induced by a thin layer with the <i>n</i>-type conductivity located near quantum dots is studied. The optimal doping profile and thickness of layers in the heterostructure are determined analytically by solving the Poisson equation. The number and sign of carriers in a single quantum dot are determined by experimental studies of spin dynamics and statistics of single-photon radiation under resonant and quasi-resonant excitation. The possibility of obtaining neutral and positively and negatively charged quantum dots with a probability exceeding 90% is shown, which opens up new opportunities for the study of optical processes in single quantum dots and their application in quantum photonics.</p>","PeriodicalId":604,"journal":{"name":"JETP Letters","volume":"121 5","pages":"365 - 371"},"PeriodicalIF":1.4,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1134/S0021364024605359.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143856609","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Erratum to: Slow Oscillations of the Transverse Magnetoresistance in HoTe3 校正:HoTe3中横向磁电阻的慢振荡
IF 1.4 4区 物理与天体物理
JETP Letters Pub Date : 2025-04-21 DOI: 10.1134/S0021364025050017
S. V. Zaitsev-Zotov, P. D. Grigoriev, D. Voropaev, A. A. Morocho, I. A. Cohn, E. Pachoud, A. Hadj-Azzem, P. Monceau
{"title":"Erratum to: Slow Oscillations of the Transverse Magnetoresistance in HoTe3","authors":"S. V. Zaitsev-Zotov,&nbsp;P. D. Grigoriev,&nbsp;D. Voropaev,&nbsp;A. A. Morocho,&nbsp;I. A. Cohn,&nbsp;E. Pachoud,&nbsp;A. Hadj-Azzem,&nbsp;P. Monceau","doi":"10.1134/S0021364025050017","DOIUrl":"10.1134/S0021364025050017","url":null,"abstract":"","PeriodicalId":604,"journal":{"name":"JETP Letters","volume":"121 5","pages":"398 - 398"},"PeriodicalIF":1.4,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143856429","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
“Exact” Solutions for Circularly Polarized Solitons and Vortices in a Kerr Medium 克尔介质中圆极化孤子和漩涡的“精确”解
IF 1.4 4区 物理与天体物理
JETP Letters Pub Date : 2025-04-21 DOI: 10.1134/S0021364025600120
V. P. Ruban
{"title":"“Exact” Solutions for Circularly Polarized Solitons and Vortices in a Kerr Medium","authors":"V. P. Ruban","doi":"10.1134/S0021364025600120","DOIUrl":"10.1134/S0021364025600120","url":null,"abstract":"<p>For the curl–curl type vector equation describing a monochromatic light wave in a Kerr medium, an exact substitution has been analyzed, which leads to a system of four first-order ordinary differential equations for functions of the transverse radial coordinate. This system includes the integer multiplicity <i>m</i> of a vortex in the longitudinal electric field component. In this case, the multiplicity of a vortex in a wave with the left and right circular polarizations is <i>m</i> – 1 and <i>m</i> + 1, respectively. With |<i>m</i>| = 1, numerical solutions of this system with appropriate boundary conditions make it possible to obtain the full information on the internal structure of a strongly nonlinear circularly polarized optical beam in a focusing medium taking into account the longitudinal field component and a small fraction of the opposite polarization. For <i>m</i> = 0, a solution in the form of a left-handed vortex in a left circularly polarized wave exists for a defocusing medium, which differs qualitatively from the right-handed vortex in the left circularly polarized wave for <i>m</i> = 2.</p>","PeriodicalId":604,"journal":{"name":"JETP Letters","volume":"121 5","pages":"354 - 359"},"PeriodicalIF":1.4,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1134/S0021364025600120.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143856427","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Long-Wavelength Intervalley Plasmons in Transition-Metal Dichalcogenide Monolayers 过渡金属二硫化物单层中的长波长谷间等离子体
IF 1.4 4区 物理与天体物理
JETP Letters Pub Date : 2025-04-21 DOI: 10.1134/S0021364025600107
R. Z. Vitlina, L. I. Magarill, A. V. Chaplik
{"title":"Long-Wavelength Intervalley Plasmons in Transition-Metal Dichalcogenide Monolayers","authors":"R. Z. Vitlina,&nbsp;L. I. Magarill,&nbsp;A. V. Chaplik","doi":"10.1134/S0021364025600107","DOIUrl":"10.1134/S0021364025600107","url":null,"abstract":"<p>The spectrum of plasma oscillations in a transition-metal dichalcogenide monolayer strip (planar quantum wire) has been found. In the long-wavelength limit, in addition to the usual one-dimensional plasmon branch, a second branch with a linear dispersion relation appears due to the intervalley coupling ensured by the electric field of the wave rather than to virtual transitions of electrons between the valleys. In the infinite plane such a branch is absent.</p>","PeriodicalId":604,"journal":{"name":"JETP Letters","volume":"121 5","pages":"360 - 364"},"PeriodicalIF":1.4,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143856428","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Generation of Bright X-Ray Radiation in the Wavelength Range of 15–27 nm under Excitation of a Gas Jet by Intense Phase-Modulated Near-Infrared Femtosecond Laser Pulses 强相位调制近红外飞秒激光脉冲在气体射流激发下产生15 - 27nm波长范围内的明亮x射线
IF 1.4 4区 物理与天体物理
JETP Letters Pub Date : 2025-04-21 DOI: 10.1134/S0021364024605414
B. V. Rumiantsev, E. A. Migal, E. A. Lobushkin, A. V. Pushkin, F. V. Potemkin
{"title":"Generation of Bright X-Ray Radiation in the Wavelength Range of 15–27 nm under Excitation of a Gas Jet by Intense Phase-Modulated Near-Infrared Femtosecond Laser Pulses","authors":"B. V. Rumiantsev,&nbsp;E. A. Migal,&nbsp;E. A. Lobushkin,&nbsp;A. V. Pushkin,&nbsp;F. V. Potemkin","doi":"10.1134/S0021364024605414","DOIUrl":"10.1134/S0021364024605414","url":null,"abstract":"<p>A source of coherent X-ray radiation based on the high harmonic generation in a gaseous medium has been developed at the Moscow State University. The generation in an argon gas jet irradiated by femtosecond laser radiation of a Cr:forsterite laser system has been carried out for the first time. High harmonic radiation in the photon energy range of 45–83 eV (corresponding wavelengths from 27.6 to 14.9 nm) with a total generated photon flux 1.1 × 10<sup>9</sup> photons/s has been detected under optimal generation conditions. It has been shown that the compensation of self-phase modulation of the generating pulse by introducing negative quadratic phase modulation makes it possible to increase the generation efficiency in a wide range of generated harmonics from the low- to high-frequency plateau edge. It has also been found that such modulation allows one to reduce the divergence of high harmonics at the edge of the plateau and to increase the cutoff frequency. The developed compact bright X-ray source opens the way to obtaining attosecond laser pulses in the Russian Federation, and can also be used to form a coherent seed in free-electron lasers and synchrotron radiation sources in order to increase the temporal coherence of their radiation.</p>","PeriodicalId":604,"journal":{"name":"JETP Letters","volume":"121 5","pages":"338 - 344"},"PeriodicalIF":1.4,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1134/S0021364024605414.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143856608","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Intrinsic Anomalous Hall Effect on the Surface of a Magnetic Semiconductor with the Strong Rashba Effect 具有强拉什巴效应的磁性半导体表面的本征反常霍尔效应
IF 1.4 4区 物理与天体物理
JETP Letters Pub Date : 2025-04-21 DOI: 10.1134/S0021364024605268
V. N. Men’shov, I. P. Rusinov, E. V. Chulkov
{"title":"Intrinsic Anomalous Hall Effect on the Surface of a Magnetic Semiconductor with the Strong Rashba Effect","authors":"V. N. Men’shov,&nbsp;I. P. Rusinov,&nbsp;E. V. Chulkov","doi":"10.1134/S0021364024605268","DOIUrl":"10.1134/S0021364024605268","url":null,"abstract":"<p>In this paper, we theoretically study how electron scattering on domain walls modifies the anomalous transverse conductivity on the surface of a magnetic semiconductor with a strong Rashba effect. The band structure of such a semiconductor, characterized by a nontrivial Berry curvature, determines the occurrence of a one-dimensional resonant state on the magnetic domain wall in a local exchange gap. Under relatively weak exchange splitting, the resonant state has linear dispersion with small spectral broadening and has the property of chirality. It is shown that the presence of a pair of parallel domain walls on the surface can have a measurable physical consequence: an additional almost half-quantized contribution to the anomalous Hall effect. The surface of the BiTeI polar semiconductor doped with transition metal atoms is a suitable material platform for detecting such a contribution.</p>","PeriodicalId":604,"journal":{"name":"JETP Letters","volume":"121 5","pages":"372 - 380"},"PeriodicalIF":1.4,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1134/S0021364024605268.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143856431","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Optical Clock Based on Two-Photon Spectroscopy of the Nuclear Transition in a 229Th Ion in a Monochromatic Field 基于单色场中229离子核跃迁双光子光谱的光钟
IF 1.4 4区 物理与天体物理
JETP Letters Pub Date : 2025-04-21 DOI: 10.1134/S0021364025600090
V. I. Yudin, A. V. Taichenachev, O. N. Prudnikov, M. Yu. Basalaev, A. N. Goncharov, S. V. Chepurov, V. G. Pal’chikov
{"title":"Optical Clock Based on Two-Photon Spectroscopy of the Nuclear Transition in a 229Th Ion in a Monochromatic Field","authors":"V. I. Yudin,&nbsp;A. V. Taichenachev,&nbsp;O. N. Prudnikov,&nbsp;M. Yu. Basalaev,&nbsp;A. N. Goncharov,&nbsp;S. V. Chepurov,&nbsp;V. G. Pal’chikov","doi":"10.1134/S0021364025600090","DOIUrl":"10.1134/S0021364025600090","url":null,"abstract":"<p>The possibility of two-photon laser spectroscopy of the nuclear clock transition (148.38 nm) in the <sup>229</sup>Th isotope has been investigated using an intense monochromatic laser field at twice the wavelength (296.76 nm). Our estimates show that due to the electron bridge process in the doubly ionized ion <sup>229</sup>Th<sup>2+</sup> the sufficient intensity of a continuous laser field is about 10–100 kW/cm<sup>2</sup>, which is within the reach of modern laser systems. This unique possibility is an result of the presence in the electronic spectrum of the ion <sup>229</sup>Th<sup>2+</sup> of an exceptionally close intermediate (for the two-photon transition) energy level, forming a strong dipole (<span>(E1)</span>) transition with the ground state at the wavelength of 297.86 nm, which differs from the probe field wavelength (296.76 nm) by only 1.1 nm. The obtained results can be used for the practical creation of ultra-precise nuclear optical clocks based on thorium-229 ions without using vacuum ultraviolet. Moreover, we develop an alternative approach to the description of the electron bridge phenomenon in an isolated ion (atom) using the hyperfine interaction operator, that is important for the general quantum theory of an atom. In particular, this approach shows that the contribution to the electron bridge from the nuclear quadrupole moment can be comparable to the contribution from the nuclear magnetic moment.</p>","PeriodicalId":604,"journal":{"name":"JETP Letters","volume":"121 5","pages":"345 - 353"},"PeriodicalIF":1.4,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1134/S0021364025600090.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143856430","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Spin Current at the 5d–3d Interface of Epitaxial Oxide Films (Brief Review) 外延氧化膜5d-3d界面处的自旋电流(综述)
IF 1.4 4区 物理与天体物理
JETP Letters Pub Date : 2025-04-21 DOI: 10.1134/S002136402560017X
G. A. Ovsyannikov, K. I. Konstantinyan, G. D. Ul’ev, I. E. Moskal’
{"title":"Spin Current at the 5d–3d Interface of Epitaxial Oxide Films (Brief Review)","authors":"G. A. Ovsyannikov,&nbsp;K. I. Konstantinyan,&nbsp;G. D. Ul’ev,&nbsp;I. E. Moskal’","doi":"10.1134/S002136402560017X","DOIUrl":"10.1134/S002136402560017X","url":null,"abstract":"<p>Experimental studies of the electrophysical and magnetic properties of a heterostructure of complex SrIrO<sub>3</sub>/La<sub>0.7</sub>Sr<sub>0.3</sub>MnO<sub>3</sub> oxides, where a spin current is observed under ferromagnetic resonance conditions, have been reviewed. thin films of 5<i>d</i> strontium iridate SrIrO<sub>3</sub> with a strong spin–orbit coupling and 3<i>d</i> strontium manganite La<sub>0.7</sub>Sr<sub>0.3</sub>MnO<sub>3</sub> have been grown epitaxially on a (110) NdGaO<sub>3</sub> single-crystal substrate by magnetron sputtering at a high substrate temperature of 7000–8000°C in a mixture of argon and oxygen gases at a total pressure of 0.3 mbar. The spin mixing conductance of the interface, which has real (Re<i>g</i><sup>↑↓</sup>) and imaginary (Im<i>g</i><sup>↑↓</sup>) parts, has been determined from the frequency dependences (in the range of 2–20 GHz) of the linewidth and the resonant field of the ferromagnetic resonance of the SrIrO<sub>3</sub>/La<sub>0.7</sub>Sr<sub>0.3</sub>MnO<sub>3</sub> heterostructure. The spin Hall angle θ<sub>SH</sub>, which characterizes the efficiency of the conversion of the spin current into an electric current in the presence of the inverse spin Hall effect, has been calculated from the data on the spin magnetoresistance of the SrIrO<sub>3</sub>/La<sub>0.7</sub>Sr<sub>0.3</sub>MnO<sub>3</sub> heterostructure. The spin Hall angle θ<sub>SH</sub> of the SrIrO<sub>3</sub>/La<sub>0.7</sub>Sr<sub>0.3</sub>MnO<sub>3</sub> heterostructure turns out to be significantly larger (by a factor of almost 40) than that for the Pt/La<sub>0.7</sub>Sr<sub>0.3</sub>MnO<sub>3</sub> heterostructure.</p>","PeriodicalId":604,"journal":{"name":"JETP Letters","volume":"121 5","pages":"381 - 390"},"PeriodicalIF":1.4,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1134/S002136402560017X.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143856432","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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