Dec 22, 2023 · Nearly ideal vertical AlGaN (0.7 ≤ x < 1.0) p-n diodes are fabricated on an AlN substrate. Distributed polarization doping (DPD) was employed for both p-type and n-type layers of the p-n ...
Ver másMay 1, 2023 · Fig. 3 (a) and (b) depict the distributions of temperature in the furnace and velocity in the melt at the initial stage and the end of crystal growth process, respectively. The interface shape is convex at the initial stage and concave at the end of the process. The change of the shape is due to the different directions of heat flux from the interface to the cold wall of the …
Ver másDec 29, 2018 · You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
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Ver másJun 27, 2021 · Seasonal and vertical variations in photosynthetic–irradiance (P–E) parameters and primary production were examined in offshore Suruga Bay, where both the subtropical warm Kuroshio Water and eutrophic coastal water were influential. The maximum light-utilization coefficient, α*, did not show significant variation between the surface and subsurface layers in …
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Ver más2. n. [Shale Gas] The intentional deviation of a wellbore from the path it would naturally take to a horizontal trajectory. Horizontal lateral sections can be designed to intersect natural fractures or simply to contact more of the productive formation.Horizontal drilling is accomplished through the use of whipstocks, bottomhole assembly configurations, instruments to measure the path of …
Ver másMar 1, 2020 · 1. Introduction. Since its discovery in 1948 the sodium iodide doped with thallium (NaI:Tl) [1] plays a crucial role in the field of detectors of ionizing radiation. Due to a low production cost of large volume single crystals, the moderate density of 3.67 g/cm 3 [2], high Z eff = 51, high light yield of 45,000 ph/MeV [2], and moderate energy resolution of ~7% [2] it is still …
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