High Performance Van der Waals Graphene–WS2–Si Heterostructure Photodetector
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Materials Interfaces"
DOI: 10.1002/admi.201901304
Abstract: 2D materials have become a major focus in material science due to their exotic properties originated from quantum confinement effects. Van der Waals heterostructures composed of 2D materials and conventional semiconductors always show enhanced optoelectronic… read more here.
Keywords: high performance; graphene ws2; performance; van der ... See more keywords
High-Responsivity Gate-Tunable Ultraviolet-Visible Broadband Phototransistor Based on Graphene-WS2 Mixed-Dimensional (2D-0D) Heterostructure.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.1c18999
Abstract: Recent progress in the synthesis of highly stable, eco-friendly, cost-effective transition-metal dichalcogenide (TMDC) quantum dots (QDs) with their broadband absorption spectra and wavelength selectivity features have led to their increasing use in broadband photodetectors. With… read more here.
Keywords: graphene; graphene ws2; mixed dimensional; broadband ... See more keywords
Highly Tunable Carrier Tunneling in Vertical Graphene-WS2-Graphene van der Waals Heterostructures.
Sign Up to like & getrecommendations! Published in 2022 at "ACS nano"
DOI: 10.1021/acsnano.2c00536
Abstract: Owing to the fascinating properties, the emergence of two-dimensional (2D) materials brings various important applications of electronic and optoelectronic devices from field-effect transistors (FETs) to photodetectors. As a zero-band-gap material, graphene has excellent electric conductivity… read more here.
Keywords: graphene; ws2 graphene; graphene ws2; carrier ... See more keywords
Direct Observation of 2D Electrostatics and Ohmic Contacts in Template-Grown Graphene/WS2 Heterostructures.
Sign Up to like & getrecommendations! Published in 2017 at "ACS nano"
DOI: 10.1021/acsnano.6b07832
Abstract: Large-area two-dimensional (2D) heterojunctions are promising building blocks of 2D circuits. Understanding their intriguing electrostatics is pivotal but largely hindered by the lack of direct observations. Here graphene-WS2 heterojunctions are prepared over large areas using… read more here.
Keywords: graphene ws2; ohmic contacts; electrostatics; microscopy ... See more keywords
Chemical exfoliation efficacy of semiconducting WS2 and its use in an additively manufactured heterostructure graphene–WS2–graphene photodiode
Sign Up to like & getrecommendations! Published in 2019 at "RSC Advances"
DOI: 10.1039/c9ra03644j
Abstract: Among magnetic stirring (MS), shear mixing (SM), and horn-tip (HT) sonication for the chemical exfoliation of semiconducting WS2, HT sonication resulted in stable dispersions which were used to demonstrate ink-jet printed graphene–WS2–graphene photodiodes. read more here.
Keywords: ws2 graphene; semiconducting ws2; graphene ws2; graphene ... See more keywords
Graphene/WS2 heterostructure saturable absorbers for ultrashort pulse generation in L-band passively mode-locked fiber lasers.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.390949
Abstract: Graphene/WS2 (G/WS2) van der Waals (vdW) heterostructures are utilized as saturable absorbers (SAs) in compact mode-locked fiber lasers operating in the telecommunication L-band for the first time. The interlayer coupling is confirmed by Raman and… read more here.
Keywords: mode locked; graphene ws2; fiber lasers; saturable absorbers ... See more keywords