Articles with "quantum confinement" as a keyword



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Strong Quantum Confinement and Fast Photoemission Activation in CH3NH3PbI3 Perovskite Nanocrystals Grown within Periodically Mesostructured Films

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Published in 2017 at "Advanced Optical Materials"

DOI: 10.1002/adom.201601087

Abstract: Union Europea European Union's Seventh Framework Programme FP7/2007-2013)/ERC Grant Agreement No. 307081 (POLIGHT) read more here.

Keywords: strong quantum; confinement fast; photoemission activation; activation ch3nh3pbi3 ... See more keywords
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Quantum confinement in multi-nanolayer sandwich systems

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Published in 2017 at "Journal of Physics and Chemistry of Solids"

DOI: 10.1016/j.jpcs.2017.06.032

Abstract: Abstract Presently we explored quantum confinement (QC) in three-nanolayer sandwich systems, composed of Au-SnO 2 -Fe, Au-SnO 2 -Si and Au-SnO 2 -Ag layers. We recorded the absorption spectra of these sandwich systems, all with… read more here.

Keywords: absorption; confinement multi; nanolayer sandwich; sandwich systems ... See more keywords
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Metal-semimetal Schottky diode relying on quantum confinement

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Published in 2018 at "Microelectronic Engineering"

DOI: 10.1016/j.mee.2018.03.022

Abstract: Abstract Quantum confinement in a semimetal thin film such as bismuth (Bi) can lead to a semimetal-to-semiconductor transition which allows for the use of semimetals as semiconductors when patterned at nanoscale lengths. Bi native oxide… read more here.

Keywords: quantum confinement; schottky diode; confinement; film ... See more keywords
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Quantum confinement effect on the electronic and optical features of InGaN-based solar cells with InGaN/GaN superlattices as the absorption layers

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Published in 2017 at "Solar Energy"

DOI: 10.1016/j.solener.2016.12.009

Abstract: Abstract The short period group III-V nitrides superlattices (SLs), have turned out contemporary in the technology of optoelectronics and solar cell applications. Our theoretical simulation is carried out by means of first-principles full potential linearized… read more here.

Keywords: absorption; gap; energy; band ... See more keywords
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Electron-Phonon Coupling Mediated Self-Trapped-Exciton Emission and Internal Quantum Confinement in Highly Luminescent Zero-Dimensional (Guanidinium)6Mn3X12 (X = Cl and Br).

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Published in 2022 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.2c01581

Abstract: We report a large Stokes shift and broad emission band in a Mn-based organic-inorganic hybrid halide, (guanidinium)6Mn3Br12 [GuMBr], consisting of trimeric units of distorted MnBr6 octahedra representing a zero-dimensional compound with a liquid like crystalline… read more here.

Keywords: quantum confinement; self trapped; phonon coupling; emission ... See more keywords
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Layered Inorganic/Organic Hybrid (CdSe) n·Monoamine Nanobelts: Controllable Solvothermal Synthesis, Multiple Stage Amine De-Intercalation Transformation, and Two-Dimensional Exciton Quantum Confinement Effect.

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Published in 2018 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.8b01425

Abstract: CdSe nanocrystals, including quantum dots and quantum rods, are a research hotspot in nanomaterials. Recently, it has been found that two-dimensional CdSe semiconductor nanobelts show a unique quantum confinement effect owing to their homogeneous nanoscale… read more here.

Keywords: cdse; two dimensional; quantum confinement; cdse monoamine ... See more keywords
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Spectral Fingerprint of Quantum Confinement in Single CsPbBr3 Nanocrystals.

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Published in 2023 at "Nano letters"

DOI: 10.1021/acs.nanolett.3c00793

Abstract: Lead halide perovskite nanocrystals are promising materials for classical and quantum light emission. To understand these outstanding properties, a thorough analysis of the band-edge exciton emission is needed, which is not reachable in ensemble and… read more here.

Keywords: quantum confinement; cspbbr3 nanocrystals; single cspbbr3;
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Morphological Control of Mesoporosity and Nanoparticles within Co3O4-CuO Electrospun Nanofibers: Quantum Confinement and Visible Light Photocatalysis Performance.

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Published in 2017 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.7b09026

Abstract: The one-dimensional (1D) mesoporous and interconnected nanoparticles (NPs) enriched composite Co3O4-CuO nanofibers (NFs) in the ratio Co:Cu = 1/4 (Co3O4-CuO NFs) composite have been synthesized by electrospinning and calcination of mixed polymeric template. Not merely… read more here.

Keywords: cuo; composite co3o4; cuo nfs; quantum confinement ... See more keywords
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Periodic Arrays of Phosphorene Nanopores as Antidot Lattices with Tunable Properties.

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Published in 2017 at "ACS nano"

DOI: 10.1021/acsnano.7b04031

Abstract: A tunable band gap in phosphorene extends its applicability in nanoelectronic and optoelectronic applications. Here, we propose to tune the band gap in phosphorene by patterning antidot lattices, which are periodic arrays of holes or… read more here.

Keywords: antidot lattices; quantum confinement; band gap; periodic arrays ... See more keywords
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Transport of hydrogen isotopes through interlayer spacing in van der Waals crystals

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Published in 2018 at "Nature Nanotechnology"

DOI: 10.1038/s41565-018-0088-0

Abstract: Atoms start behaving as waves rather than classical particles if confined in spaces commensurate with their de Broglie wavelength. At room temperature this length is only about one ångström even for the lightest atom, hydrogen. This… read more here.

Keywords: quantum confinement; van der; hydrogen isotopes; der waals ... See more keywords
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The quantum confinement effects on the electronic properties of monolayer GeS nanoribbon with tube-edged reconstruction

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Published in 2022 at "Nanotechnology"

DOI: 10.1088/1361-6528/ac70e7

Abstract: Monolayer α-phase GeS is promising for many novel applications due to its high carrier mobility and suitable band gap. Recently, the metal and nonmetal zigzag edges of monolayer α-phase GeS have been predicted to undergo… read more here.

Keywords: quantum confinement; effects electronic; ges nanoribbon; monolayer ges ... See more keywords