English
Related papers

Related papers: Engineering Interfacial Charge Transfer through Mo…

200 papers

The 2D superconductor-insulator transition in disordered ultrathin amorphous bismuth films has been tuned both by electrostatic electron doping using the electric field effect and by the application of parallel magnetic fields.…

Superconductivity · Physics 2009-11-11 Kevin A. Parendo , K. H. Sarwa B. Tan , A. M. Goldman

A review of electronic properties of insulating-, boron- and phosphorus-doped diamond is given. The main goal is, to show data in a wider context, to reveal trends and limitations with respect to carrier mobilities, conductivities, p- and…

Materials Science · Physics 2020-05-11 Christoph E. Nebel

We develop a theory for the maximum achievable mobility in modulation-doped 2D GaAs-AlGaAs semiconductor structures by considering the momentum scattering of the 2D carriers by the remote ionized dopants which must invariably be present in…

Mesoscale and Nanoscale Physics · Physics 2015-05-08 S. Das Sarma , E. H. Hwang , S. Kodiyalam , L. N. Pfeiffer , K. W. West

The engineering of superlattices in two-dimensional van der Waals materials has enabled the realization of rich phase diagrams hosting topological and strongly correlated phases. While incommensurability is widespread in three-dimensional…

A series of solid organic acids were used to p-dope carbon nanotubes. The extent of doping is shown to be dependent on the pKa value of the acids. Highly fluorinated carboxylic acids and sulfonic acids are very effective in shifting the…

Materials Science · Physics 2015-07-20 Christian Klinke , Ali Afzali , Phaedon Avouris

In reduced-dimensional semiconductors, doping-induced carrier plasmons can strongly couple with quasiparticle excitations, leading to a significant band gap renormalization. We develop a new plasmon-pole theory that efficiently and…

Mesoscale and Nanoscale Physics · Physics 2015-02-11 Yufeng Liang , Li Yang

Doping of a two-dimensional (2D) material by impurity atoms occurs \textit{via} two distinct mechanisms: absorption of the dopants by the 2D crystal or adsorption on its surface. To distinguish the relevant mechanism, we systematically dope…

Materials Science · Physics 2023-04-04 Joel Davidsson , Fabian Bertoldo , Kristian S. Thygesen , Rickard Armiento

Achieving electrostatic control of quantum phases is at the frontier of condensed matter research. Recent investigations have revealed superconductivity tunable by electrostatic doping in twisted graphene heterostructures and in…

Thin films provide a versatile platform to tune electron correlations and explore new physics in strongly correlated materials. Epitaxially grown thin films of the alkali-doped fulleride K$_{3+x}$C$_{60}$, for example, exhibit %various…

Strongly Correlated Electrons · Physics 2022-08-15 Changming Yue , Yusuke Nomura , Philipp Werner

Heterointerfaces in complex oxide systems open new arenas in which to test models of strongly correlated material, explore the role of dimensionality in metal-insulator-transitions (MITs) and small polaron formation. Close to the quantum…

Strongly Correlated Electrons · Physics 2014-04-10 Daniel G. Ouellette , Pouya Moetakef , Tyler A. Cain , Jack Y. Zhang , Susanne Stemmer , David Emin , S. James Allen

Two-dimensional (2D) ferroelectrics offer the potential for ultrathin flexible nanoelectronics, typically utilizing a metal-ferroelectric-metal sandwich structure as the functional unit. Electrodes can either contribute free carriers to…

Materials Science · Physics 2023-11-17 Jiawei Huang , Changming Ke , Zhuang Qian , Shi Liu

Atomically thin circuits have recently been explored for applications in next-generation electronics and optoelectronics and have been demonstrated with two-dimensional lateral heterojunctions. In order to form true 2D circuitry from a…

Transparent conductors (TC's) combine the usually contraindicated properties of electrical conductivity with optical transparency and are generally made by starting with a transparent insulator and making it conductive via heavy doping, an…

Materials Science · Physics 2015-07-01 Xiuwen Zhang , Lijun Zhang , John D. Perkins , Alex Zunger

Two-dimensional polyaniline with a C3N stoichiometry, is a newly fabricated material that has expected to possess fascinating electronic, thermal, mechanical and chemical properties . The possibility of further tuning the C3N properties…

Computational Physics · Physics 2017-08-18 Meysam Makaremi , Bohayra Mortazavi , Chandra Veer Singh

Bipolar carrier transport is often a limiting factor in the thermoelectric efficiency of narrow bandgap materials at high temperatures due to the reduction in the Seebeck coefficient and the introduction of an additional term to the thermal…

Materials Science · Physics 2019-03-27 Samuel Foster , Neophytos Neophytou

Charge redistribution at high-Tc superconductor interfaces and grain boundaries on the one hand is problematic for technological application. On the other hand, it gives rise to a great perspective for tailoring the local electronic states.…

Materials Science · Physics 2009-11-13 U. Schwingenschloegl , C. Schuster

Semiconductor research has shifted towards exploring two-dimensional (2D) materials as candidates for next-generation electronic devices due to the limitations of existing silicon technology. Transition Metal Dichalcogenides (TMDCs) stand…

Mesoscale and Nanoscale Physics · Physics 2024-09-12 Sameer Kumar Mallik

Doped organic semiconductors are critical to emerging device applications, including thermoelectrics, bioelectronics, and neuromorphic computing devices. It is commonly assumed that low conductivities in these materials result primarily…

A variational Monte Carlo calculation is used for studying the ground state of the two-dimensional Hubbard model, including hopping between both nearest and next-nearest neighbor sites. Superconductivity with d-wave symmetry is found to be…

Strongly Correlated Electrons · Physics 2008-08-05 D. Eichenberger , D. Baeriswyl

The bandgap dependence on the number of atomic layers of some families of 2D-materials, can be exploited to engineer and use lateral heterostructures (LHs) as high-performance Field-Effect Transistors (FET). This option can provide very…

Mesoscale and Nanoscale Physics · Physics 2020-01-10 Enrique G. Marin , Damiano Marian , Marta Perucchini , Gianluca Fiori , Giuseppe Iannaccone
‹ Prev 1 8 9 10 Next ›