[PDF] Top 20 Quantum transport in semiconductor nanostructures

... coherent electron focusing expenment59 In that section we restncted ourselves to weak magnetic fields Here we discuss the expenment by van Wees et al ,426 which shows how in the QHE regi[r] ... See full document

... of quantum rings are transformed into square shape which is preferable in being used as nano-templates for quadra-quantum dots ...ideal quantum dot sets for quantum cellular antomata (QCA)[4] ... See full document

... Using this technique, we have been able to observe the quantum size effects in the thermopower [4], Peltier coeffi- cient and thermal conductance [5] of a quantum point contact, äs well[r] ... See full document

... Nanostructures (NS) of different kinds have been ac- tively studied during the last two decades, both theoret- ically and experimentally. A special interest was focused on quasi-one-dimensional NS such as ... See full document

... of semiconductor nanostructures such as: quantum wells, quantum dots, sup- perlattices and quantum wires, which are usually made with epitaxially grown materials (for instance ...double ... See full document

... higher quantum efficiency than quantum dots with similar ...elongated semiconductor nanostructures with square cross section made of different materials (GaAs, GaSb, InAs, InP, InSb, CdSe, Ge, ... See full document

... 7.2.1. Improving the PEC performance of InGaN/GaN MQW photoanodes As discussed in this thesis, GaN NP photoanodes achieved close to the theoretically maximum achievable photocurrent density for GaN. To further improve ... See full document

... metallic nanostructures will make it easier to design new optical material ...of semiconductor luminescence (quantum dots) may well find commercial application in plasmon-assisted lighting in the ... See full document

... Chapter 4 presented our collaboration with the group of Bern University. We studied charge transport through an NDI single-molecule junction using an electrochemical STM-BJ technique and through ab initio ... See full document

... a semiconductor in which in a surface layer there is a single-dimensional potential well that quantizes the motion of electrons in a direction normal to the inter- face (we mean InSb in MDS system and GaAs hetero- ... See full document

... The next few months were anything but boring. Thiago and I had to demonstrate EIT, and try to do a better job than our swiss competitors, preferably “striking while the iron was still hot”. We cut the fat: work on ... See full document

... consider transport in carbon nanotubes where to-date only one experiment has shown spin-polarized transport ...the transport properties of multi-wall nanotubes, where the inter-tube interaction may ... See full document

... in quantum dots do not come necessarily ...ductor nanostructures, so called quantum rods, exhibit bound excited state with an energy embedded in the continuum of other free electronic states, above ... See full document

... Fig l S Conductance of a fork junction äs a function of magnetic field, showmg the dependence on the phase difference φ of the superconductor at two tunnel barners The circles are meas[r] ... See full document

... Manuscript received December 30, 2011; revised December 30, 2011. This work was supported in part by the Deutsche Forschungsgemeinschaft via the Graduiertenkolleg 1286 ”Functional Metal-Semiconductor Hybrid ... See full document

... quantum plasma with degenerate electron fluids [26] if the effects of charge exchange and correlation are neglected. We numerically solve the dispersion relation of the semiconduc- tor quantum plasmas, and ... See full document

... material, is also coming under increasing pressure from advances in MOVPE and MOMBE. For GaAs ICs, the main heterostructure devices under investigation are HEMTs, HBTs and HFETs. MBE has dominated production of HEMT ... See full document

... include quantum transport effects and are able to overcome known shortcomings of RE models, while keeping reasonable computational complexity when compared to more extensive quantum mechanical models ... See full document

... The transport properties of electrons in ZnTe and ZnSe are of great interest because of their numerous technological ...the transport phenomena uses a three valley model (Γ, L, X) ... See full document

... years, semiconductor nanoparticles exhibit speciûc properties due to the quantum conûnement ...the quantum conûnement modulates the band structure of the nanoparticles, and hence, many propertiescan ... See full document