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发表于 2025-3-25 06:43:30
Porous Silicon as an Open Dielectric Nanostructure: an Ensemble of Aspheric Silicon Nanocrystals,ng miniaturization in microelectronics. To confine carriers in two dimensions was one of the first steps towards the current nano-science and technology. At present, three dimensional confinement of carriers in quantum dots or nanocrystals (NCs) with typical dimensions of the order of nanometers is
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发表于 2025-3-25 08:06:40
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发表于 2025-3-25 11:42:44
Quantum Dot Photonic Crystals,emiconductor. In particular, researchers wished to modify its electronic density of states, defined as the number of electronic states per unit energy per unit volume. In a bulk semiconductor the density of states, . ., can be described as a smooth function near the valence and conduction band edges
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发表于 2025-3-25 19:46:21
1571-5744 tion and emission properties of group IV, III-V, II-VI semiconductors, deep-etched and self assembled quantum dots, nanoclusters, and laser applications in optoelectronics.978-1-4419-3402-4978-1-4757-3677-9Series ISSN 1571-5744 Series E-ISSN 2197-7976
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发表于 2025-3-25 21:46:33
Porous Silicon as an Open Dielectric Nanostructure: an Ensemble of Aspheric Silicon Nanocrystals,imensionality is an altered density of states which is accompanied by a widening of the bandgap with decreasing size due to quantum confinement. Therefore the optical properties, especially the photoluminescence (PL), of such objects differ significantly from that of the bulk material.
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发表于 2025-3-26 04:06:49
Photonic Applications of Semiconductor-Doped Glasses,structure is the dependence of the energy levels on the dimension of the layers.. The term that applies to the effect where the physical size of the structure is smaller that the normal electron orbit is called “quantum confinement.”
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发表于 2025-3-26 04:42:51
i, Kenya. Standing with her legs planted wide and her arms outstretched, Jane struck this pose several times in various places around the world. Ken suggested it as a way to make the picture more interesting: “Ken would always say, ‘ok, show a little action; let’s get some width to the picture.’ ” O
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发表于 2025-3-26 10:06:59
N. F. Borrelli preparations for its arrival were complete. ., at least, had nothing more to do: there were my trunks, packed, locked, corded, ranged in a row along the wall of my little chamber; to-morrow, at this time, they would be far on their road to London: and so should I (..) — or rather, not I, but one Ja
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发表于 2025-3-26 14:46:20
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发表于 2025-3-26 17:39:35
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