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Related papers: Transport mechanism in amorphous molybdenum silici…

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We have investigated the charge carrier transport in organic molecular semiconductors. It has been found that mobility is a function of electric field and temperature due to hopping conduction. Several theoretical models for charge…

Materials Science · Physics 2007-05-23 Ajit Kumar Mahapatro , Subhasis Ghosh

Metal-insulator transition is observed in the La0.8Sr0.2MnO3 thin films with thickness larger than 5 unit cells. Insulating phase at lower temperature appeared in the ultrathin films with thickness ranging from 6 unit cells to 10 unit cells…

Materials Science · Physics 2016-07-05 Yaqing Feng , Kui-juan Jin , Lin Gu , Xu He , Chen Ge , Qing-hua Zhang , Min He , Qin-lin Guo , Qian Wan , Meng He , Hui-bin Lu , Guozhen Yang

Polarons play a major role in the description of optical, electrical and dielectrical properties of several ferroelectric oxides. The motion of those particles occur by elementary hops among the material lattice sites. In order to compute…

Materials Science · Physics 2024-10-17 Anton Pfannstiel , Mirco imlau , Marco Bazzan , Laura Vittadello

Chromium antimonide has emerged as a key material platform for studying altermagnetism because of its simple binary composition, high N\'eel temperature, and semimetallic electronic structure. Here, we investigate electrical and thermal…

Polycrystalline La$_{2/3}$Sr$_{1/3}$MnO$_{3}$ (LSMO) thin films were synthesized by pulsed laser ablation on single crystal (100) yttria-stabilized zirconia (YSZ) substrates to investigate the mechanism of magneto-transport in a granular…

Strongly Correlated Electrons · Physics 2011-11-03 P. K. Muduli , Gyanendra Singh , R. Sharma , R. C. Budhani

This paper reports conduction mechanism in a-\sbse over a wide range of temperature (238K to 338K) and frequency (5Hz to 100kHz). The d.c. conductivity measured as a function of temperature shows semiconducting behaviour with activation…

Condensed Matter · Physics 2011-11-22 Sanjeev Gautam , D. K. Shukla , Shelly Jain , N. Goyal

The transport and noise properties of Pr_{0.7}Ca_{0.3}MnO_{3} epitaxial thin films in the temperature range from room temperature to 160 K are reported. It is shown that both the broadband 1/f noise properties and the dependence of…

Strongly Correlated Electrons · Physics 2013-12-12 C. Barone , A. Galdi , N. Lampis , L. Maritato , F. Miletto Granozio , S. Pagano , P. Perna , M. Radovic , U. Scotti di Uccio

Understanding the movement of charge within organic semiconducting films is crucial for applications in photo-voltaics and flexible electronics. We study the sensitivity of the electrical conductance of a silicon nanowire to changes of…

Mesoscale and Nanoscale Physics · Physics 2019-05-20 M. V. Klymenko , J. A. Vaitkus , J. H. Cole

We studied electrical resistance of a single-crystalline SmB6 sample with a focus on the region of the "low-temperature resistivity plateau". Our observations did not show any true saturation of the electrical resistance at temperatures…

Strongly Correlated Electrons · Physics 2017-09-08 Marianna Batkova , Ivan Batko , Slavomir Gabani , Emil Gazo , Elena Konovalova , Vladimir Filippov

Thermoelectric materials, enabling direct waste-heat to electricity conversion, need to be highly electrically conducting while simultaneously thermally insulating. This is fundamentally challenging since electrical and thermal conduction…

Spin crossover (SCO) complexes are highly promising candidates for a myriad of potential applications in room-temperature electronics; however, as it stands, establishing a clear connection between their spin-state switching and transport…

Materials Science · Physics 2025-07-18 Archit Dhingra , M. Zaid Zaz

We present low-temperature magnetoconductance measurements on Bi$_{1.5}$Sb$_{0.5}$Te$_{1.8}$Se$_{1.2}$ kinks with ribbon-shaped legs. The conductance displays a clear dependence on the in-plane magnetic field orientation. The conductance…

We have demonstrated the existence of the Morin transition in epitaxially grown hematite thin films exceeding a critical thickness. The Morin transition temperature can be suppressed by magnetic fields applied both parallel and…

Materials Science · Physics 2025-04-08 Haoyu Liu , Hantao Zhang , Josiah Keagy , Qinwu Gao , Letian Li , Junxue Li , Ran Cheng , Jing Shi

Molybdenum ditelluride, MoTe2, is a versatile material where the topological phase can be readily tuned by manipulating the associated structural phase transition. The fine details of the band structure of MoTe2, key to understanding its…

Materials Science · Physics 2020-02-19 D. Santos-Cottin , E. Martino , F. Le Mardele , C. Witteveen , F. O. von Rohr , C. C. Homes , Z. Rukelj , Ana Akrap

Magneto-transport properties are investigated in a binary alloy ring subjected to an Aharonov-Bohm (AB) flux \phi within a single-band non-interacting tight-binding framework. In the first part, we expose analytically the behavior of…

Mesoscale and Nanoscale Physics · Physics 2012-04-10 Paramita Dutta , Santanu K. Maiti , S. N. Karmakar

Two-dimensional (2D) nanoparticle films are a new class of materials with interesting physical properties and applications ranging from nanoelectronics to sensing and photonics. The importance of conducting nanoparticle films makes the…

Materials Science · Physics 2022-04-12 Lianhua Zhang , Jian Chen , Fei Liu , Zhengyang Du , Yilun Jiang , Min Han , Guanghou Wang

We analyze the electronic transport through a model spin-1 molecule as a function of temperature, magnetic field and bias voltage. We consider the effect of magnetic anisotropy, which can be generated experimentally by stretching the…

Strongly Correlated Electrons · Physics 2011-06-24 P. S. Cornaglia , P. Roura Bas , A. A. Aligia , C. A. Balseiro

Neodymium is a remarkable active component in numerous magnetic alloys that are used in various applications. However, the application of bare neodymium thin film is limited due to the lack of information about its electrical and magnetic…

Materials Science · Physics 2020-10-07 G. Yumnam , J. Guo , Y. Chen , V. Lauter , D. K. Singh

Atomic vacancies, such as chalcogen vacancies in 2D TMDs, are important in changing the host material's electronic structure and transport properties. We present a straightforward one-step method for growing monolayer MoS2 utilizing…

Mesoscale and Nanoscale Physics · Physics 2024-05-28 Sudipta Majumder , Vaibhav Walve , Rahul Chand , Gokul M. A. , Sooyeon Hwang , G. V. Pavan Kumar , Aparna Deshpande , Atikur Rahman

Structural, interfacial, optical, and transport properties of large-area MoS2 ultra-thin films on BN-buffered silicon substrates fabricated using magnetron sputtering are investigated. A relatively simple growth strategy is demonstrated…