Articles with "carrier concentration" as a keyword



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Verification of Carrier Concentration-Dependent Behavior in Water-Infiltration-Induced Electricity Generation by Ionovoltaic Effect.

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Published in 2021 at "Small"

DOI: 10.1002/smll.202103448

Abstract: Water-infiltration-induced power generation has the renewable characteristic of generating electrical energy from ambient water. Importantly, it is found that the carrier concentration in semiconductor constituting the energy generator seriously affect the electricity generation. Nevertheless, few… read more here.

Keywords: generation; water; carrier concentration; electricity generation ... See more keywords
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Effects of Mn dopant on tuning carrier concentration in Mn doped ZnO nanoparticles synthesized by co-precipitation technique

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Published in 2017 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-017-8286-3

Abstract: Zn1 − xMnxO (x = 0.002–0.01) nanoparticles were synthesized by co-precipitation method. The detailed crystal structure and compositional characterizations were characterized by the XRD patterns, Raman spectra, XPS, HRTEM and SEM. the XRD and XPS results show the Mn2+… read more here.

Keywords: carrier concentration; synthesized precipitation; nanoparticles synthesized; zno nanoparticles ... See more keywords
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The impact of the carrier concentration and recombination current on the p+pn CZTS thin film solar cells

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Published in 2020 at "Optical and Quantum Electronics"

DOI: 10.1007/s11082-020-02407-4

Abstract: One of the main causes of low performance of Cu2ZnSnS4 (CZTS) based thin film solar cells is its high recombination current. In this paper, the effects of the carrier concentration and recombination current in the… read more here.

Keywords: layer; czts; carrier concentration; recombination current ... See more keywords
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Temperature- and position-dependent Raman study on carrier concentration of large-area monolayer WS2

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Published in 2019 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2019.03.127

Abstract: Abstract Large-area monolayer WS2 triangles with an average lateral dimension of ~60 μm were grown by chemical vapor deposition (CVD) and a Raman study on the carrier concentration is presented. With temperature-dependent Raman spectra measured over… read more here.

Keywords: carrier concentration; raman; dependent raman; monolayer ... See more keywords
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First-principles calculations of defect formation energy and carrier concentration of Ti4+, Ta5+ and W6+ doped KSr2Nb5O15

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Published in 2020 at "Computational Materials Science"

DOI: 10.1016/j.commatsci.2019.109427

Abstract: Abstract The formation enthalpy, chemical potential, defect formation energy and charge carrier concentration of Ti4+, Ta5+ and W6+ doped KSr2Nb5O15 (KSN-Ti, KSN-Ta and KSN-W) are obtained using first principles calculations for the purpose of predicting… read more here.

Keywords: carrier concentration; ti4 ta5; formation; ta5 doped ... See more keywords
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High carrier concentration in Mg2Si1−xSbx (0 ≤ x ≤ 0.10) prepared by a combination of liquid-solid reaction, ball milling, and spark plasma sintering

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Published in 2017 at "Intermetallics"

DOI: 10.1016/j.intermet.2017.02.020

Abstract: Abstract Ternary compounds of Mg 2 Si 1− x Sb x (0 ≤  x  ≤ 0.10) are prepared by a combination of liquid-solid reaction, ball milling, and spark plasma sintering. The carrier concentration of Mg 2 Si… read more here.

Keywords: ball milling; carrier; carrier concentration; prepared combination ... See more keywords
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Electrical properties modulation in spray pyrolysed Cu2SnS3 thin films through variation of copper precursor concentration for photovoltaic application

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Published in 2018 at "Journal of Analytical and Applied Pyrolysis"

DOI: 10.1016/j.jaap.2018.11.003

Abstract: Abstract Thin film of Cu2SnS3 (CTS), a truly inexpensive photovoltaic absorber is deposited by low cost and non-vacuum spray pyrolysis technique on glass substrates. As deposited CTS films are of p-type in nature, however they… read more here.

Keywords: carrier concentration; cu2sns3; copper; precursor ... See more keywords
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Electrical transport characterization of Al and Sn doped Mg 2 Si thin films

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Published in 2017 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2017.05.224

Abstract: Abstract Thin-film Mg 2 Si was deposited using radio frequency (RF) magnetron sputtering. Al and Sn were incorporated as n-type dopants using co-sputtering to tune the thin-film electrical properties. X-ray diffraction (XRD) analysis confirmed that… read more here.

Keywords: electrical transport; carrier concentration; doped films; spectroscopy ... See more keywords
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High electrical transport properties performance enhanced by anti-site defects in single crystalline SnSe

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Published in 2018 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2018.03.135

Abstract: Abstract Single crystalline tin selenide (SnSe) has attracted considerable attention due to its record high figure of merit value in medium temperature range. However, their large band gap restricts the electron transport. Herein, we tailor… read more here.

Keywords: electrical transport; single crystalline; carrier; carrier concentration ... See more keywords
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Simultaneously increased carrier concentration and mobility in p-type Bi0.5Sb1.5Te3 throng Cd doping

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Published in 2020 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2020.154625

Abstract: Abstract To improve the thermoelectric properties of a material, the carrier concentration needs to be optimized first. But the increase of carrier concentration usually results in degraded carrier mobility, which restricts the enhancement in thermoelectric… read more here.

Keywords: bi0 5sb1; carrier concentration; mobility; 5sb1 5te3 ... See more keywords
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High thermoelectric performance in (Bi0.25Sb0.75)2Te3 due to band convergence and improved by carrier concentration control

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Published in 2017 at "Materials Today"

DOI: 10.1016/j.mattod.2017.02.007

Abstract: Bi_2Te_3 has been recognized as an important cooling material for thermoelectric applications. Yet its thermoelectric performance could still be improved. Here we propose a band engineering strategy by optimizing the converging valence bands of Bi_2Te_3… read more here.

Keywords: band; thermoelectric performance; band convergence; carrier concentration ... See more keywords