Articles with "ultra flat" as a keyword



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Template-Stripping of Perovskite Thin Films for Dry-Interfacing and Surface-Structuring.

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Published in 2020 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.0c04006

Abstract: Combining excellent optoelectronic properties with the benefits of solution processability, metal-halide perovskites are promising materials for photovoltaic and light-emitting technologies. To facilitate the integration of perovskite thin films into optoelectronic devices, a need exists for… read more here.

Keywords: thin films; template stripping; ultra flat; perovskite thin ... See more keywords
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Designing Ultra-flat Bands in Twisted Bilayer Materials at Large Twist Angles: Theory and Application to Two-Dimensional Indium Selenide.

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Published in 2022 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.1c11953

Abstract: Intertwisted bilayers of two-dimensional (2D) materials can host low-energy flat bands, which offer opportunity to investigate many intriguing physics associated with strong electron correlations. In the existing systems, ultra-flat bands only emerge at very small… read more here.

Keywords: two dimensional; bilayer; flat bands; twist angles ... See more keywords
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Ultra-flat twisted superlattices in 2D heterostructures

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Published in 2020 at "npj Computational Materials"

DOI: 10.1038/s41524-020-00364-w

Abstract: Moiré-superlattices are ubiquitous in 2D heterostructures, strongly influencing their electronic properties. They give rise to new Dirac cones and are also at the origin of the superconductivity observed in magic-angle bilayer graphene. The modulation amplitude… read more here.

Keywords: external strain; ultra flat; flat twisted; corrugation ... See more keywords
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Ultra-Flat and Broadband Optical Frequency Comb Generator via a Single Mach–Zehnder Modulator

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Published in 2017 at "IEEE Photonics Technology Letters"

DOI: 10.1109/lpt.2016.2640276

Abstract: An ultra-flat and broadband optical frequency comb (OFC) generator is proposed and experimentally demonstrated by directly modulating a dual-driven Mach–Zehnder Modulator (MZM) with only one RF signal. The proposed scheme can generate two forms of… read more here.

Keywords: frequency; broadband optical; ultra flat; optical frequency ... See more keywords
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Tunable ultra-flat optical-comb-enabled, reconfigurable, and efficient coherent channelized receiver.

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Published in 2020 at "Optics letters"

DOI: 10.1364/ol.385458

Abstract: In this Letter, based on two advanced tunable ultra-flat optical frequency comb generators (T-FOCGs), a coherent channelized receiver with high channelized efficiency and reconfigurability is proposed. In the T-FOCG, the number of 1 dB comb… read more here.

Keywords: channelized receiver; ultra flat; tunable ultra; flat optical ... See more keywords
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Ultra-flat, low-noise, and linearly polarized fiber supercontinuum source covering 670-1390 nm: publisher's note.

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Published in 2022 at "Optics letters"

DOI: 10.1364/ol.460531

Abstract: This publisher's note contains a correction to Opt. Lett.46, 1820 (2021)10.1364/OL.420676. read more here.

Keywords: ultra flat; flat low; low noise; publisher ... See more keywords
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Ultra-flat AlN grown with a pulsed H2 etching condition

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Published in 2018 at "Applied Physics Express"

DOI: 10.7567/1882-0786/aaf5c2

Abstract: A 1.5 μm AlN epilayer with a root-mean-square surface roughness of 0.25 nm was grown by metal-organic chemical vapor deposition at the single substrate temperature below 1200 °C. The ultra-flat surface is achieved with 30… read more here.

Keywords: grown pulsed; aln grown; ultra flat; aln ... See more keywords