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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Aspiotis, Nikolaos
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (18/18 displayed)
- 2023Large-area synthesis of high electrical performance MoS2 by a commercially scalable atomic layer deposition processcitations
- 2023Large-area synthesis of high electrical performance MoS 2 by a commercially scalable atomic layer deposition processcitations
- 2023Large-area synthesis of high electrical performance MoS 2 by a commercially scalable atomic layer deposition processcitations
- 2019Chalcogenide materials and applications: from bulk to 2D (Invited Talk)
- 2019Chalcogenide materials and applications: from bulk to 2D (Invited Talk)
- 2019Mechanochromic reconfigurable metasurfacescitations
- 2019Mechanochromic reconfigurable metasurfacescitations
- 2019Two dimensional materials synthesis for electronic and optoelectronic applications
- 2019Tuning MoS2 metamaterial with elastic strain
- 2019Tuning MoS 2 metamaterial with elastic strain
- 2017Wafer scale pre-patterned ALD MoS 2 FETs
- 2017Wafer scale spatially selective transfer of 2D materials and heterostructures
- 2017Wafer scale spatially selective transfer of 2D materials and heterostructures
- 2017Wafer scale pre-patterned ALD MoS2 FETs
- 2017Chemical vapor deposition and Van der Waals epitaxy for wafer-scale emerging 2D transition metal di-chalcogenides
- 2017A lift-off method for wafer scale hetero-structuring of 2D materials
- 2016Advanced CVD technology for emerging transition metal di-chalcogenides
- 2015Fabrication of tin sulphide and emerging transition metal di-chalcogenides by CVD
Places of action
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conferencepaper
Fabrication of tin sulphide and emerging transition metal di-chalcogenides by CVD
Abstract
Graphene, one of the most important two dimensional (2D) materials, has been attracting increasing interest and new applications in nano-scale electronic and photonic applications. The zero bandgap of graphene, however, has restricted its use in some optoelectronic applications. Recently, transition metal di-chalcogenides (TMDCs) such as MoS<sub>2</sub>, MoSe<sub>2</sub>, WS<sub>2</sub> and WSe<sub>2</sub> have become a noteworthy complimentary material to graphene sharing many of its properties [1]. They may however offer properties that are unattainable in graphene since TMDCs offer tuneability through both composition and number of layers, allowing a bandgap transition from indirect to, with the single layer, direct. The use of chalcogenide thin films such as CuInGaSe<sub>2</sub> and CdTe in solar cells have been commercialized but the search for low cost, low toxicity and earth abundant high efficiency absorbing materials remains under investigation. Tin mono-sulphide, a p-type semiconductor with a band gap of ~1.3 eV, has attracted great interest for the use as an absorber layer in chalcogenide thin film solar cells due to its desirable properties. In addition, TMDCs are now emerging in the thin film photovoltaic [2] and photo-catalyst [3] applications. Chemical vapour deposition (CVD) technology has the advantage of offering conformal, scalable, and controllable thin film growth on a variety of different substrates. Here we report our recent developments in CVD technology for Sn-S and 2D TMDCs materials, in particularly MoS<sub>2</sub> and WS<sub>2</sub>. These chalcogenide thin films have been deposited by CVD onto various substrates at room temperature then annealed at different temperatures with the aim of optimizing the properties of the thin films to achieve the required phase. These annealed thin films were further characterized with SEM, TEM, EDX, XRD, Raman and UV-VIS-NIR spectroscopy. The preliminary results of these CVD-grown chalcogenide thin films show great promise for energy applications.