Journal ArticleDOI
Band gap engineering in PbS nanostructured thin films from near-infrared down to visible range by in situ Cd-doping
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TLDR
In this paper, the modification of optical band gap of PbS nanostructured films over a wide spectral range (∼475-1000nm) due to in situ Cd-doping and size confinement was reported.About:
This article is published in Journal of Alloys and Compounds.The article was published on 2010-04-09. It has received 71 citations till now. The article focuses on the topics: Band gap & Chemical bath deposition.read more
Citations
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PbS QDs/Al2O3/In0.53Ga0.47As infrared photodetector with fast response and high sensitivity
TL;DR: In this paper , PbS QDs were integrated with In0.53Ga0.47As materials, and a hybrid photodetector with Al2O3 was investigated.
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Transformation, reaction and organization of functional nanostructures using solution-based microreactor-assisted nanomaterial deposition for solar photovoltaics
Venkata V. K. Doddapaneni,J. Ashley Dhas,Alvin Chang,Chang-Ho Choi,Seung-Yeol Han,Brian K. Paul,Chih-Hung Chang +6 more
TL;DR: In this article , the use of continuous flow microreactors to synthesize, assemble, transform, and deposit nanostructured materials for solar photovoltaics is discussed.
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Optical, Structure and Electrical Properties of Pb 1-x Cd x S Thin Films by Pulsed Laser Deposition (PLD) Method
Nada K. Abbas,Haneen S. Hakeem +1 more
TL;DR: In this article, CdS, PbS, and Pb1-xCdxS nanoparticles with x ranged from 0.25 to 0.75 were synthesized using chemical co-precipitation mode.
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Morphological and structural features of the Cd x Pb 1−x S films obtained by CBD from ethylenediamine-citrate bath
TL;DR: In this article, the authors calculate ionic equilibria in the system "Pb(CH 3 COO) 2 - CdCl 2 - Na 3 C 6 H 5 O 7 -NH 3 ) 2 (CH 2 ) 2 - N 2 H 4 CS" to find conditions and concentration regions of PbS and CdS co-deposition.
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PbS插层K 4 Nb 6 O 17 复合物的制备及其光催化制氢活性
TL;DR: In this article, the authors proposed a method to solve the problem of PbS in K 4 Nb 6 O 17 /PbS using UV-Vis and showed that UVVis can be used to detect the presence of a pbS.
References
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Journal ArticleDOI
Solution-processed PbS quantum dot infrared photodetectors and photovoltaics
Steve Mcdonald,Gerasimos Konstantatos,Shiguo Zhang,Paul W. Cyr,Ethan J. D. Klem,Larissa Levina,Edward H. Sargent +6 more
TL;DR: Sittingizing conjugated polymers with infrared-active nanocrystal quantum dots provides a spectrally tunable means of accessing the infrared while maintaining the advantageous properties of polymers, and makes use of the wavelength tunability afforded by the nanocrystals to show photocurrent spectra tailored to three different regions of the infrared spectrum.
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Schottky-quantum dot photovoltaics for efficient infrared power conversion
Keith Johnston,Andras G. Pattantyus-Abraham,Jason Paul Clifford,S. Myrskog,Dean D. MacNeil,Larissa Levina,Edward H. Sargent +6 more
TL;DR: In this paper, a planar Schottky photovoltaic device was constructed from solution-processed PbS nanocrystal quantum dot films with aluminum and indium tin oxide contacts.
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Controlled synthesis of high-quality PbS star-shaped dendrites, multipods, truncated nanocubes, and nanocubes and their shape evolution process.
TL;DR: Novel star-shaped PbS dendrites with six symmetric arms along the 100 direction have been achieved using Pb(AC)2 and thioacetamide (TAA) as precursors, and this approach is expected to be employed for the control-shaped synthesis of other fcc structural semiconductor nanomaterials.
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Sonochemical Synthesis of Hollow PbS Nanospheres
Shufen Wang,Feng Gu,Meng Kai Lü +2 more
TL;DR: Structural characterization indicates that shells of the hollow spheres are composed of PbS nanoparticles with diameters of about 12 nm, and uniform silica layers were successfully coated onto the hollow sphere via a modified Stöber method to enhance their performance for promising applications.
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Oleic acid capped PbS nanoparticles: Synthesis, characterization and tribological properties
Shuang Chen,Weimin Liu +1 more
TL;DR: Oleic acid (OA) capped PbS nanoparticles were chemically synthesized and characterized by means of Fourier transform-infrared spectroscopy (FT-IR), transmission electron microscopy (TEM), X-ray electron diffraction (XRD) and X-Ray photoelectron spectroscope (XPS) as discussed by the authors.