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Organic semiconductors are usually not thought to show outstanding performance in highly-integrated, sub 100 nm transistors. Consequently, single-crystalline materials such as SWCNTs, MoS2 or inorganic semiconductors are the material of…

Applied Physics · Physics 2019-10-02 Jakob Lenz , Fabio del Giudice , Fabian R. Geisenhof , Felix Winterer , R. Thomas Weitz

The electrical and optical response of a field-effect device comprising a network of semiconductor-enriched single-wall carbon nanotubes, gated with sodium chloride solution is investigated. Field-effect is demonstrated in a device that…

Mesoscale and Nanoscale Physics · Physics 2010-09-24 Manu Jaiswal , C. S. Suchand Sangeeth , Wei Wang , Ya-Ping Sun , Reghu Menon

Donor-acceptor (D:A) cocrystals offer a promising platform for next-generation optoelectronic applications, but the impact of residual solvent molecules on their properties remains an open question. We investigate six novel D:A cocrystals…

The perylene-3,4,9,10-tetracarboxylic-dianhydride (PTCDA) and 1,4,5,8-naphthalene-tetracaboxylic-dianhydride (NTCDA) are planar pi-stacking organic molecules that have been shown to be excellent model compounds for studying the growth and…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 P. J. Salazar-Valencia , L. E. Bolivar-Marinez , S. T. Perez-Merchancano

Organic superconductors are unique materials with a crystal structure made primarily of a complex carbon based network, an element associated directly with life, which were postulated to have a high critical temperature, $T_{C}$, even above…

Transition metal dichalcogenides (TMDCs), with their two-dimensional structures and sizable bandgaps, are good candidates for barrier materials in tunneling field-effect transistor (TFET) formed from atomic precision vertical stacks of…

Materials Science · Physics 2017-05-04 Xiang-Guo Li , Yun-Peng Wang , X. -G. Zhang , Hai-Ping Cheng

Thermal transport in high-electron-mobility-transistor (HEMT) structures grown on 4H-SiC substrates by metalorganic-vapour-phase epitaxy (MOCVD) is systematically investigated. The thermal conductivity of the GaN channel and AlN buffer…

Materials Science · Physics 2025-10-15 Dat Q. Tran , Minho Kim , Okhyun Nam , Vanya Darakchieva , Plamen P. Paskov

A method is introduced to isolate and measure the electrical transport properties of individual single-walled carbon nanotubes (SWNTs) aligned on an ST-cut quartz, from room temperature down to 2 K. The diameter and chirality of the…

Mesoscale and Nanoscale Physics · Physics 2014-08-26 Tohru Watanabe , El-Hadi S. Sadki , Takahide Yamaguchi , Yoshihiko Takano

Electronic transport across n-Si-alkyl monolayer/Hg junctions is, at reverse and low forward bias, independent of alkyl chain-length from 18 down to 1 or 2 carbons! This and further recent results indicate that electron transport is…

We study the electronic structure of the quasi-one-dimensional organic conductor TTF-TCNQ by means of density-functional band theory, Hubbard model calculations, and angle-resolved photoelectron spectroscopy (ARPES). The experimental…

Strongly Correlated Electrons · Physics 2009-11-10 M. Sing , U. Schwingenschlögl , R. Claessen , P. Blaha , J. M. P. Carmelo , L. M. Martelo , P. D. Sacramento , M. Dressel , C. S. Jacobsen

Overheating is a critical bottleneck limiting the performance and reliability of next-generation high-power and high-frequency electronics. Interfacial thermal resistance constitutes a significant portion of the total thermal resistance. In…

Mesoscale and Nanoscale Physics · Physics 2026-02-17 Jinwen Liu , Zifeng Huang , Lina Yang , Yachao Zhang , Xingqiang Zhang , Kun Zhang , Xufei Guo , Yuxiang Wang , Hong Zhou , Jincheng Zhang , Wei Wang , Yue Hao , Zhe Cheng

In this work, the transport of tunnel field-effect transistor (TFET) based on vertically stacked hereto-structures from 2D transition metal dichalcogenide (TMD) materials is investigated by atomistic quantum transport simulations. WTe2-MoS2…

Materials Science · Physics 2017-09-13 Fan Chen , Hesameddin Ilatikhameneh , Yaohua Tan , Daniel Valencia , Gerhard Klimeck , Rajib Rahman

There is compelling evidence that charge carriers in organic semiconductors (OSs) self-localize in nano-scale space because of dynamic disorder. Yet, some OSs, in particular recently emerged high-mobility organic molecular crystals, feature…

The issue concerning the nature and the role of microstructural inhomogeneities in iron chalcogenide superconducting crystals of FeTe0.65Se0.35 and their correlation with transport properties of this system was addressed. Presented data…

The prototype compound for the neutral-ionic phase transition, namely TTF-CA, is theoretically investigated by first-principles density functional theory calculations. The study is based on three neutron diffraction structures collected at…

Condensed Matter · Physics 2009-11-07 V. Oison , C. Katan , P. Rabiller , M. Souhassou , C. Koenig

The synthesis and design of organic biradicals with tunable singlet-triplet gaps has become the subject of significant research interest, owing to their possible photochemical applications and use in the development of molecular switches…

Materials Science · Physics 2023-01-03 Jan-Niklas Boyn , Lauren E. McNamara , John S. Anderson , David A. Mazziotti

We present the first review of the current state of the literature on electronic properties and phase transitions in TlX and TlMX2 (M = Ga, In; X = Se, S, Te) compounds. These chalcogenides belong to a family of the low-dimensional…

Other Condensed Matter · Physics 2008-07-21 A. M. Panich

Recent experiments shown that graphene epitaxially grown on Silicon Carbide (SiC) can exhibit a energy gap of 0.26 eV, making it a promising material for electronics. With an accurate model, we explore the design parameter space for a fully…

Mesoscale and Nanoscale Physics · Physics 2010-07-02 Paolo Michetti , Martina Cheli , Giuseppe Iannaccone

The hole carrier field-effect mobility of hybrid molybdenum disulfide (MoS2) nanoparticles suspended in poly(3-hexylthiophene) (P3HT) thin film transistor (TFT) was found to be enhanced when it compared to P3HT-only TFTs. The improvement in…

Applied Physics · Physics 2020-02-05 Hyunwoo Choi , William Wong

We report a comprehensive study on the electronic transport properties of SrZn2Ge2 single crystals. The electrical resistivity of the compound exhibits metallic behavior, following a T^2 dependence below 35 K, consistent with the Fermi…

Strongly Correlated Electrons · Physics 2025-02-25 M. K. Hooda , A. Chakraborty , S. Roy , R. Swami , A. Agarwal , P. Mandal , S. N. Sarangi , D. Samal , V. P. S. Awana , Z. Hossain