Results 21 to 30 of about 31,814 (301)

Raman Signatures of Polytypism in Molybdenum Disulfide [PDF]

open access: yesACS Nano, 2016
Since the stacking order sensitively affects various physical properties of layered materials, accurate determination of the stacking order is important for studying the basic properties of these materials as well as for device applications. Because 2H-molybdenum disulfide (MoS2) is most common in nature, most studies so far have focused on 2H-MoS2 ...
Lee, Jae-Ung   +5 more
openaire   +4 more sources

Negative refraction in molybdenum disulfide

open access: yesOptics Express, 2015
Recently, negative refractions have been demonstrated in uniaxial crystals with no necessary of negative permittivity and permeability. However, the small anisotropy parameterγin the uniaxial crystals limits the negative refraction occurrence only in a small range of the incident light angle, retarding its practical applications.
Wenhui, Wang   +4 more
openaire   +2 more sources

Research progress of molybdenum disulfide in electrocatalytic hydrogen evolution

open access: yesCailiao gongcheng, 2023
Electrochemical water splitting by electrocatalyst is one of the most promising ways for generating and utilizing hydrogen energy, and it is critical to effectively mitigate the serious energy crisis and environmental pollution.
ZHENG Yongzhi   +4 more
doaj   +1 more source

An Alternative Route to Molybdenum Disulfide Nanotubes

open access: yesJournal of the American Chemical Society, 2000
Molybdenum disulfide ((MoS2)n) nanotubes are generated when polycrystalline MoS2 powder, covered by Mo foil, is heated to ca. 1300 °C in the presence of H2S. Electron diffraction reveals the presence of zigzag arrangements within the tube walls.
Hsu, W.   +9 more
openaire   +3 more sources

One-step hydrothermal synthesis and electrocatalytic performance of MoS2/RGO composites

open access: yesCailiao gongcheng, 2020
Molybdenum disulfide/reduced graphene(MoS2/RGO) composite catalyst was synthesized by one-step hydrothermal method in order to improve the catalytic activity and stability.
ZHANG Chuan-xiang   +5 more
doaj   +1 more source

Defect Engineering of Two‐Dimensional Molybdenum Disulfide

open access: yesChemistry – A European Journal, 2020
AbstractTwo‐dimensional (2D) molybdenum disulfide (MoS2) holds great promise in electronic and optoelectronic applications owing to its unique structure and intriguing properties. The intrinsic defects such as sulfur vacancies (SVs) of MoS2 nanosheets are found to be detrimental to the device efficiency.
Chen, Xin   +7 more
openaire   +7 more sources

The influence of granulometric composition of molybdenum disulfide on lubrication of rolling bearings

open access: yesОмский научный вестник, 2023
In the work, laboratory tests are carried out to assess the wear of rolling bearings on the SMC-2 friction machine, depending on the granulometric composition (up to 1 and up to 7 microns) and the concentration of molybdenum disulfide added to the base ...
S. V. Korneev, S. V. Pashukevich
doaj   +1 more source

Dissulfeto de molibdênio, um material multifuncional e surpreendente: doze anos depois

open access: yesQuímica Nova, 2014
In 2002, a review article was published in which molybdenum disulfide properties were discussed. The last sentence of the article read as follows: "Based on that described above, we can conclude that in spite of the vast applications of molybdenum ...
Fernando Wypych
doaj   +1 more source

Efficient All‐2D Amorphous Cobalt Sulfide Nanosheets/Multilayered Molybdenum Disulfide Hybrid Heterojunction Catalyst for Electrochemical Hydrogen Evolution

open access: yesGlobal Challenges, 2020
Hydrogen energy is considered to be a critical environmentally friendly and widely sourced renewable energy source that can be used as an alternative to fossil fuels. At present, the preparation of hydrogen (H2) mainly depends on traditional fossil fuels.
Zhenbang Li, Pu Liu, Guowei Yang
doaj   +1 more source

Molybdenum Disulfide Catalytic Coatings via Atomic Layer Deposition for Solar Hydrogen Production from Copper Gallium Diselenide Photocathodes [PDF]

open access: yes, 2019
We demonstrate that applying atomic layer deposition-derived molybdenum disulfide (MoS2) catalytic coatings on copper gallium diselenide (CGSe) thin film absorbers can lead to efficient wide band gap photocathodes for photoelectrochemical hydrogen ...
Blum, M   +10 more
core   +3 more sources

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