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Related papers: Improved Carrier Mobility in Few-Layer MoS2 Field-…

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We report the transport properties of mechanically exfoliated few-layer SnSe$_{2}$ flakes, whose mobility is found with four probe measurements to be ~ 85 cm$^{2}$V$^{-1}$s$^{-1}$ at 300 K, higher than those of the majority of few-layer…

Mesoscale and Nanoscale Physics · Physics 2016-12-21 Chenglei Guo , Zhen Tian , Yanjun Xiao , Qixi Mi , Jiamin Xue

We fabricate electric double-layer field-effect transistor (EDL-FET) devices on mechanically exfoliated few-layer graphene. We exploit the large capacitance of a polymeric electrolyte to study the transport properties of three, four and…

Mesoscale and Nanoscale Physics · Physics 2017-01-11 E. Piatti , S. Galasso , M. Tortello , J. R. Nair , C. Gerbaldi , D. Daghero , M. Bruna , S. Borini , R. S. Gonnelli

Diamond field-effect transistors (FETs) have potential applications in power electronics and high-output high-frequency amplifications. In such applications, high charge-carrier mobility is desirable for a reduced loss and high-speed…

Effective electron mobilities are obtained by transport measurements on InAs nanowire field-effect transistors at temperatures ranging from 10-200 K. The mobility increases with temperature below ~ 30 - 50 K, and then decreases with…

Mesoscale and Nanoscale Physics · Physics 2013-05-27 Nupur Gupta , Yipu Song , Gregory W. Holloway , Urbasi Sinha , Chris Haapamaki , Ray R. LaPierre , Jonathan Baugh

We report the observation of ambipolar transport in field-effect transistors fabricated on single crystals of Copper- and Iron-Phthalocyanine, using gold as a high work-function metal for the fabrication of source and drain electrodes. In…

Other Condensed Matter · Physics 2009-11-11 R. W. I. de Boer , A. F. Stassen , M. F. Craciun , C. L. Mulder , A. Molinari , S. Rogge , A. F. Morpurgo

Improving carrier mobilities of two-dimensional (2D) semiconductors is highly sought after. Recently, Ng. et al. [1] reported rippled molybdenum disulfide (MoS$_2$) transistors on bulged silicon nitride (SiN$_x$) substrates that exhibit…

Mesoscale and Nanoscale Physics · Physics 2022-06-28 Peng Wu

We report ambipolar transport properties in black phosphorus using an electric-double-layer transistor (EDLT) configuration. The transfer curve clearly exhibits ambipolar transistor behavior with an ON-OFF ratio of 5*10^3. The band gap was…

Materials Science · Physics 2015-05-20 Yu Saito , Yoshihiro Iwasa

We present a fabrication process for high quality suspended and double gated trilayer graphene devices. The electrical transport measurements in these transistors reveal a high charge carrier mobility (higher than 20000 cm^2/Vs) and…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 Thymofiy Khodkov , Freddie Withers , David Christopher Hudson , Monica Felicia Craciun , Saverio Russo

We demonstrate that a field effect transistor (FET) made of few layer black phosphorus (BP) encapsulated in hexagonal boron nitride (h-BN) in vacuum, exhibts the room temperature hole mobility of 5200 $cm^2/Vs$ being limited just by the…

Mesoscale and Nanoscale Physics · Physics 2016-12-06 Gen Long , Denis Maryenko , Junying Shen , Shuigang Xu , Jianqiang Hou , Zefei Wu , Wing Ki Wong , Tianyi Han , Jiangxiazi Lin , Yuan Cai , Rolf Lortz , Ning Wang

Ionic liquid (IL) gating has emerged as a powerful tool to control the structural, electronic, optical, and magnetic properties of materials by driving ion motion at solid interfaces. In magneto-ionic systems, electric fields are used to…

By systematically comparing experimental and theoretical transport properties, we identify the polar optical phonon scattering as the dominant mechanism limiting electron mobility in beta-Ga2O3 to lower than 200 cm2/Vs at 300 K for donor…

Materials Science · Physics 2016-11-22 Nan Ma , Nicholas Tanen , Amit Verma , Zhi Guo , Tengfei Luo , Huili , Xing , Debdeep Jena

We report on single crystal high mobility organic field-effect transistors (OFETs) prepared on prefabricated substrates using a "flip-crystal" approach. This method minimizes crystal handling and avoids direct processing of the crystal that…

Other Condensed Matter · Physics 2009-11-10 C. Goldmann , S. Haas , C. Krellner , K. P. Pernstich , D. J. Gundlach , B. Batlogg

We report the realization of field-effect transistors (FETs) made with chemically synthesized multilayer 2D crystal semiconductor MoS2. Electrical properties such as the FET mobility, subthreshold swing, on/off ratio, and contact resistance…

Mesoscale and Nanoscale Physics · Physics 2015-01-30 Wan Sik Hwang , Maja Remskar , Rusen Yan , Tom Kosel , Jong Kyung Park , Byung Jin Cho , Wilfried Haensch , Huili , Xing , Alan Seabaugh , Debdeep Jena

Investigating lateral electrical transport in p-type thin film chalcogenides is important to evaluate their potential for field-effect transistors (FETs) and phase-change memory applications. For instance, p-type FETs with sputtered…

Ubiquitous low frequency 1/f noise can be a limiting factor in the performance and application of nanoscale devices. Here, we quantitatively investigate low frequency electronic noise in single-layer transition metal dichalcogenide MoS2…

Mesoscale and Nanoscale Physics · Physics 2013-08-16 Vinod K. Sangwan , Heather N. Arnold , Deep Jariwala , Tobin J. Marks , Lincoln J. Lauhon , Mark C. Hersam

Electrostatic modification of functional materials by electrolytic gating has demonstrated a remarkably wide range of density modulation, a condition crucial for developing novel electronic phases in systems ranging from complex oxides to…

Mesoscale and Nanoscale Physics · Physics 2023-07-19 Yuan Ren , Hongtao Yuan , Xiaoyu Wu , Zhuoyu Chen , Yoshihiro Iwasa , Yi Cui , Harold Y. Hwang , Keji Lai

We have measured both the current-voltage ($I_\mathrm{SD}$-$V_\mathrm{GS}$) and capacitance-voltage ($C$-$V_\mathrm{GS}$) characteristics of a $\mathrm{MoS_2-LiNbO_3}$ field effect transistor. From the measured capacitance we calculate the…

Mesoscale and Nanoscale Physics · Physics 2017-06-23 W. Michailow , F. J. R. Schülein , B. Möller , E. Preciado , A. E. Nguyen , G. v. Son , J. Mann , A. L. Hörner , A. Wixforth , L. Bartels , H. J. Krenner

Investigation of the inherent field-driven charge transport behaviour of 3D lead halide perovskites has largely remained a challenging task, owing primarily to undesirable ionic migration effects near room temperature. In addition, the…

Sub-1-nm gate length $MoS_2$ transistors have been experimentally fabricated, but their device performance limit remains elusive. Herein, we explore the performance limits of the sub-1-nm gate length monolayer (ML) $MoS_2$ transistors…

Computational Physics · Physics 2024-04-23 Ying Li , Yang Shen , Linqiang Xu , Shiqi Liu , Yang Chen , Qiuhui Li , Zongmeng Yang , Xiaotian Sun , He Tian , Jing Lu

Paraelectrical tuning of a charge carrier density as high as 10$^{13}$\,cm$^{-2}$ in the presence of a high electronic carrier mobility on the delicate surfaces of correlated oxides, is a key to the technological breakthrough of a field…