Identifying Carrier Behavior in Ultrathin Indirect-Bandgap CsPbX3 Nanocrystal Films for Use in UV/Visible-Blind High-Energy Detectors.
Sign Up to like & getrecommendations! Published in 2020 at "Small"
DOI: 10.1002/smll.202004513
Abstract: High-energy radiation detectors such as X-ray detectors with low light photoresponse characteristics are used for several applications including, space, medical, and military devices. Here, an indirect bandgap inorganic perovskite-based X-ray detector is reported. The indirect… read more here.
Keywords: bandgap; indirect bandgap; high energy; cspbx3 ... See more keywords
Multiphoton excitation and thermal activation in indirect bandgap semiconductors
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DOI: 10.1007/s11082-018-1622-x
Abstract: The single crystals of wide- and indirect-bandgap semiconductor CdI2 were grown and their optical properties as well as the defect-induced excitonic photoluminescence (PL) spectra were studied. The multiphoton excited PL spectra, charactering the emissions from… read more here.
Keywords: bandgap; indirect bandgap; multiphoton excitation; excitation thermal ... See more keywords
Comparison study of temperature dependent direct/indirect bandgap emissions of Ge1-x-ySixSny and Ge1-ySny grown on Ge buffered Si
Sign Up to like & getrecommendations! Published in 2019 at "Thin Solid Films"
DOI: 10.1016/j.tsf.2019.01.022
Abstract: Abstract Temperature-dependent photoluminescence (PL) of two sets of ternary samples with fixed tin concentrations of ~5.2% (Ge0.924Si0.024Sn0.052, and Ge0.911Si0.036Sn0.053) and ~7.3% (Ge0.900Si0.027Sn0.073, and Ge0.888Si0.04Sn0.072) were measured along with their binary counterparts (Ge0.948Sn0.052 and Ge0.925Sn0.075). The… read more here.
Keywords: comparison study; ge0; indirect bandgap; temperature ... See more keywords
Direct-Indirect Bandgap Transition in Monolayer MoS2 Induced by an Individual Si Nanoparticle.
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DOI: 10.1088/1361-6528/ab50d2
Abstract: MoS2 is promising for the next generation of electronic and optoelectronic devices by virtue of its unique optical, electrical and mechanical properties. Bandgap engineering of it is an interesting topic. However, the reported factors including… read more here.
Keywords: indirect bandgap; direct indirect; mos2; bandgap transition ... See more keywords
Computational investigation of the structural, elastic, electronic, and thermodynamic properties of chloroperovskites GaXCl3 (X = Be, Ca, or Sr) using DFT framework
Sign Up to like & getrecommendations! Published in 2024 at "Physica Scripta"
DOI: 10.1088/1402-4896/ad418b
Abstract: In this study, we employed the pseudopotential plane wave approach to examine the influence of the X atom (X = Be, Ca, or Sr) on the physical properties of isostructural chloroperovskites GaXCl3. The GGA-PBEsol functional… read more here.
Keywords: temperature; chloroperovskites gaxcl3; debye temperature; computational investigation ... See more keywords