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We report the fabrication and electrical characterization of a single electron transistor in a modulation doped silicon/silicon-germanium heterostructure. The quantum dot is fabricated by electron beam lithography and subsequent reactive…

We report on the fabrication and electrical characterization at millikelvin temperatures of a novel silicon single-electron transistor (Si-SET). The island and source-drain leads of the Si-SET are formed by the implantation of phosphorus…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 V. C. Chan , D. R. McCamey , T. M. Buehler , A. J. Ferguson , D. J. Reilly , A. S. Dzurak , R. G. Clark , C. Yang , D. N. Jamieson

Single electron transistors (SETs) are fabricated by placing single walled carbon nanotubes (SWNTs) on a 100 nm wide local Al/Al2O3 bottom gate and then contacting with Pd electrodes. Coulomb oscillations up to 125 K were observed and…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Paul Stokes , Saiful I. Khondaker

We investigate a silicon single-electron transistor (SET) in a metal-oxide-semiconductor (MOS) structure by applying a magnetic field perpendicular to the sample surface. The quantum dot is defined electrostatically in a point contact…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Binhui Hu , C. H. Yang

We report on transport measurement performed on a room-temperature-operating ultra-small Coulomb blockade devices with a silicon island of sub-5nm. The charge stability at 300K exhibits a substantial change in slopes and diagonal size of…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 S. J. Shin , J. J. Lee , H. J. Kang , J. B. Choi , S. -R. Eric Yang , Y. Takahashi , D. G. Hasko

Tunnel transport of interacting spin-polarized electrons through a single-level vibrating quantum dot in external magnetic field is studied. By using density matrix method, the current-voltage characteristics and the dependence of…

Mesoscale and Nanoscale Physics · Physics 2021-03-23 A. D. Shkop , O. M. Bahrova , S. I. Kulinich , I. V. Krive

Metallic nanoparticles offer possibilities to build basic electric devices with new functionality and improved performance. Due to the small volume and the resulting low self-capacitance, each single nanoparticle exhibits a high charging…

Mesoscale and Nanoscale Physics · Physics 2016-12-16 Hauke Lehmann , Svenja Willing , Sandra Möller , Mirjam Volkmann , Christian Klinke

Single-electron transistors would represent an approach for less power consuming microelectronic devices if room-temperature operation and industry-compatible fabrication were possible. We present a concept based on stripes of small,…

Materials Science · Physics 2017-07-18 Svenja Willing , Hauke Lehmann , Mirjam Volkmann , Christian Klinke

This paper shows single electron transistor at room temperature,created on macroscopic system-the two-dimensional large area surface of our hydrogenated diamond like carbon thin film. Our results, free from the limitation of lowering the…

Mesoscale and Nanoscale Physics · Physics 2013-06-28 N. R. Ray , J. Datta , H. S. Biswas , P. Sen , K. Bagani

A simple and highly reproducible single electron transistor (SET) has been fabricated using gated silicon nanowires. The structure is a metal-oxide-semiconductor field-effect transistor made on silicon-on-insulator thin films. The channel…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 M. Hofheinz , X. Jehl , M. Sanquer , G. Molas , M. Vinet , S. Deleonibus

Heat transfer mediated by the Coulomb interaction reveals unconventional thermodynamic behavior and broadens thermodynamics research into fields such as quantum dynamics and information engineering. Although some experimental demonstrations…

Mesoscale and Nanoscale Physics · Physics 2026-01-19 Kensaku Chida , Antoine Andrieux , Katsuhiko Nishiguchi

A quantum-dot thermal transistor consisting of three Coulomb-coupled quantum dots coupled to respective electronic reservoirs by tunnel contacts is established. The heat flows through the collector and emitter can be controlled by the…

Applied Physics · Physics 2018-11-29 Yanchao Zhang , Zhimin Yang , Xin Zhang , Bihong Lin , Guoxing Lin , Jincan Chen

We report room-temperature Coulomb blockade in a single layer graphene three-terminal single-electron transistor (SET) fabricated using feedback-controlled electroburning. The small separation between the side gate electrode and the…

Mesoscale and Nanoscale Physics · Physics 2015-10-28 Paweł Puczkarski , Pascal Gehring , Chit S. Lau , Junjie Liu , Arzhang Ardavan , Jamie H. Warner , G. Andrew D. Briggs , Jan A. Mol

A room temperature single-electron transistor based on the single cluster molecule has been demonstrated for the first time. Scanning tunneling microscope tip was used to study the transport via single carboran cluster molecule…

In this letter we report single-hole tunneling through a quantum dot in a two-dimensional hole gas, situated in a narrow-channel field-effect transistor in intrinsic silicon. Two layers of aluminum gate electrodes are defined on Si/SiO$_2$…

Mesoscale and Nanoscale Physics · Physics 2013-05-16 P. C. Spruijtenburg , J. Ridderbos , F. Mueller , A. W. Leenstra , M. Brauns , A. A. I. Aarnink , W. G. van der Wiel , F. A. Zwanenburg

We report on single-electron shuttling experiments with a silicon metal-oxide-semiconductor quantum dot at 300 mK. Our system consists of an accumulated electron layer at the Si/SiO_2 interface below an aluminum top gate with two additional…

Quantum Physics · Physics 2015-03-19 K. W. Chan , M. Mottonen , A. Kemppinen , N. S. Lai , K. Y. Tan , W. H. Lim , A. S. Dzurak

Effects of the single-electron tunneling and the Coulomb blockade in a cluster structure (the molecular transistor) are investigated theoretically. In the framework of the particle-in-a-box model for the spherical and disk-shaped gold…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Valentin V. Pogosov , Eugene V. Vasyutin

A split gate technique is used to form a lateral quantum dot in a two-dimensional electron gas of a modulation-doped silicon/silicon-germanium heterostructure. e-beam lithography was employed to produce split gates. By applying negative…

We describe a planar silicon metal-oxide-semiconductor (MOS) based single hole transistor, which is compatible with conventional Si CMOS fabrication. A multi-layer gate design gives independent control of the carrier density in the dot and…

Mesoscale and Nanoscale Physics · Physics 2015-06-15 R. Li , F. E. Hudson , A. S. Dzurak , A. R. Hamilton

Shuttling of single electrons in gate-defined silicon quantum dots is numerically simulated. A minimal gate geometry without explicit tunnel barrier gates is introduced, and used to define a chain of accumulation mode quantum dots, each…

Quantum Physics · Physics 2021-01-01 Brandon Buonacorsi , Benjamin Shaw , Jonathan Baugh
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