Articles with "bandgap renormalization" as a keyword



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Ultrafast Carrier Dynamics and Bandgap Renormalization in Layered PtSe2.

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Published in 2019 at "Small"

DOI: 10.1002/smll.201902728

Abstract: Carrier interactions in 2D nanostructures are of central importance not only in condensed-matter physics but also for a wide range of optoelectronic and photonic applications. Here, new insights into the behavior of photoinduced carriers in… read more here.

Keywords: ptse2 ultrafast; relaxation; bandgap renormalization; physics ... See more keywords
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Broadband Nonlinear Optical Absorption Induced by Bandgap Renormalization in CVD-Grown Monolayer MoSe2.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.1c23053

Abstract: Optical modulation on ultrashort time scales is both of central importance and an essential operation for applications in photonics and optoelectronics. Here, with a giant bandgap renormalization due to a high density of carrier injected… read more here.

Keywords: grown monolayer; broadband nonlinear; mose2; bandgap renormalization ... See more keywords
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Wide-gap photoluminescence control of quantum dots through atomic interdiffusion and bandgap renormalization

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Published in 2020 at "Nanophotonics"

DOI: 10.1515/nanoph-2020-0482

Abstract: Abstract Bandgap and photoluminescence (PL) energy control of epitaxially grown II–VI quantum dots (QDs) are highly desirable for applications in optoelectronic devices, yet little work has been reported. Here, we present a wide tunability of… read more here.

Keywords: interdiffusion; bandgap renormalization; atomic interdiffusion; photoluminescence ... See more keywords