Results 31 to 40 of about 5,137,929 (150)

A Single Stage Common Ground Three-Level PV Inverter With Integrated Power Decoupling

open access: yesIEEE Open Journal of Power Electronics, 2020
In this paper, a T-type common ground transformer-less single phase inverter with dynamic swing of the dc-link voltage is presented for photovoltaic (PV) application. The topology is a combination of a bi-directional, partial-power-processing boost stage
Yinglai Xia, Jinia Roy, Raja Ayyanar
doaj   +1 more source

Electron Band Alignment at Interfaces of Semiconductors with Insulating Oxides: An Internal Photoemission Study

open access: yesAdvances in Condensed Matter Physics, 2014
Evolution of the electron energy band alignment at interfaces between different semiconductors and wide-gap oxide insulators is examined using the internal photoemission spectroscopy, which is based on observations of optically-induced electron (or hole)
Valeri V. Afanas'ev
doaj   +1 more source

Advanced aircraft power electronics systems — The impact of simulation, standards and wide band-gap devices

open access: yesCES Transactions on Electrical Machines and Systems, 2017
Citations Keywords Metrics Abstract: The rapid pace of change in the wide band gap (WBG) power semiconductor area has led to an explosion in potential uses for WBG devices in a huge variety of applications.
Peter R. Wilson
doaj   +1 more source

Implanted Impurities in Wide Band Gap Semiconductors

open access: yes, 2011
Wide band gap semiconductors, mainly GaN, have experienced much attention due to their application in photonic devices and high-power or high-temperature electronic devices.
K. Lorenz, P. Keßler, R. Vianden
core   +1 more source

Material Descriptors to Predict Thermoelectric Performance of Narrow-gap Semiconductors and Semimetals [PDF]

open access: yes, 2022
Thermoelectric (TE) cooling is an environment-friendly alternative to vapor compression cooling. Narrow-gap semiconductors and semimetals have garnered interest for Peltier cooling, especially following the discovery of Mg3Bi2-based materials.
Adam N., Carranco   +3 more
core   +1 more source

Wide band gap based MEMS for harsh environment applications

open access: yes, 2022
S.2-9With the increasing requirements for microelectromechanical systems (MEMS) regarding stability, miniaturization and integration, novel materials such as wide band gap semiconductors are receiving more attention.
Brueckner, K.   +8 more
core   +1 more source

A monolithic GaN driver with a deadtime generator (DTG) for high‐temperature (HT) GaN DC‐DC buck converters

open access: yesIET Power Electronics, 2023
This paper presents a monolithic GaN driver with a deadtime generator (DTG) for half‐bridge DC‐DC buck converters. The proposed GaN integrated circuits (ICs) were fabricated in a 3 µm enhancement‐mode GaN MIS‐HEMTs process.
Miao Cui   +10 more
doaj   +1 more source

Numerical study of Bloch electron dynamics in wide band-gap semiconductors

open access: yes, 2001
In this paper, we are using numerical calculations to demonstrate the importance of band to band tunneling in wide band-gap semiconductors. We have considered 4H-SiC, 3C-SiC and wurtzite GaN as prototype semiconductors in the demonstration. Wide band-gap
Martinez, A.,   +5 more
core   +1 more source

Tunable chiral spin–spin interactions in a spin-mechanical hybrid system: application to causal-effect simulation

open access: yesNew Journal of Physics
Long-range chiral interactions are very attractive due to their potential applications in quantum simulation and quantum information processing. Here we propose and analyze a novel spin-mechanical hybrid quantum device for designing and engineering ...
Bo Li   +5 more
doaj   +1 more source

Ultrathin high band gap solar cells with improved efficiencies from the world’s oldest photovoltaic material

open access: yesNature Communications, 2017
Wide band gap semiconductors are important for the development of tandem photovoltaics. By introducing buffer layers at the front and rear side of solar cells based on selenium; Todorov et al., reduce interface recombination losses to achieve ...
Teodor K. Todorov   +8 more
doaj   +1 more source

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