نتایج جستجو برای: h moo3

تعداد نتایج: 531870  

2014
Fumin Li Chong Chen Furui Tan Chunxi Li Gentian Yue Liang Shen Weifeng Zhang

We report a new semitransparent inverted polymer solar cell (PSC) with a structure of glass/FTO/nc-TiO2/P3HT:PCBM/MoO3/Ag/MoO3. Because high-temperature annealing which decreased the conductivity of indium tin oxide (ITO) must be handled in the process of preparation of nanocrystalline titanium oxide (nc-TiO2), we replace glass/ITO with a glass/fluorine-doped tin oxide (FTO) substrate to improv...

2002
T. Ressler J. Wienold R. E. Jentoft T. Neisius

Reduction of MoO3 in propene and oxidation of MoO2 in oxygen are investigated by in situ X-ray diffraction (XRD) and Xray absorption spectroscopy (XAS). Temperature-programmed and isothermal experiments (573–773 K) are performed to elucidate the structural evolution of phases present during the reactions and, in addition, to reveal the solid-state kinetics of the processes involved. During the ...

Journal: :Nanoscale 2014
Yixian Wang Xiao Zhang Zhimin Luo Xiao Huang Chaoliang Tan Hai Li Bing Zheng Bing Li Ying Huang Jian Yang Yun Zong Yibin Ying Hua Zhang

A facile method for the synthesis of metal nanostructure-decorated two-dimensional (2D) semiconductor nanosheets was developed. The solution-processable molybdenum trioxide (MoO3) nanosheet was used as a template for direct liquid-phase growth of platinum nanoparticles (Pt NPs) under ambient conditions. Results show that the Pt NPs with sizes of 1-3 nm were uniformly grown on the MoO3 surface. ...

2014
Shi Nee Lou Nicholas Yap Jason Scott Rose Amal Yun Hau Ng

Nanocrystalline molybdenum oxide (α-MoO3) thin films with iso-oriented crystalline layers were synthesised by the anodisation of Mo foils. Upon band-gap excitation using light illumination, α-MoO3 generates excited electrons for reductive reactions and stores some of the excited electrons in its layered crystalline structure via alkali cation intercalation. These stored electrons can be subsequ...

Journal: :Chinese Journal of Catalysis 2022

Simultaneous generation of H2 fuel and value-added chemicals has attracted increasing attention since the photogenerated electrons holes can be both employed to convert solar light into chemical energy. Herein, for realizing UV-visible-NIR driven dehydrogenation benzyl alcohol (BA) benzaldehydes (BAD) H2, a novel localized surface plasmon resonance (LSPR) enhanced S-scheme heterojunction was de...

In this study, a high energy planetary ball milling technique was used to synthesize nano-crystalline Mo-Cu alloys. Molybdenum trioxide (MoO3) and copper oxide (CuO) were used as the starting materials. Carbo-thermal co-reduction of mixed Mo and Cu oxides powders was done with milling followed by a heat treatment at a high temperature. Differential thermal analysis/thermogravimetric (DTA/TG) wa...

2014
Du Xiang Cheng Han Jialin Zhang Wei Chen

Molybdenum oxides have been widely investigated for their broad applications ranging from electronics to energy storage. Photodetectors based on molybdenum trioxide (MoO3), however, were seldom reported owing to their low conductivity and weak photoresponse. Herein we report a photodetector based on single MoO3 nanobelt with wide visible spectrum response by introducing substantial gap states v...

Journal: :Physical chemistry chemical physics : PCCP 2015
Dang Xuan Long Yong Xu Huai-xin Wei Chuan Liu Yong-Young Noh

A simply and facilely synthesized MoO3 solution was developed to fabricate charge injection layers for improving the charge-injection properties in p-type organic field-effect transistors (OFETs). By dissolving MoO3 powder in ammonium (NH3) solvent under an air atmosphere, an intermediate ammonium molybdate ((NH4)2MoO4) precursor is made stable, transparent and spin-coated to form the MoO3 inte...

2010
Hanjing Tian Charles A. Roberts Israel E. Wachs

UV-vis diffuse reflectance spectroscopy (DRS) and Raman spectroscopy were used to examine the electronic and molecular structures, respectively, of well-defined Mo(VI) bulk mixed oxide reference compounds ((i) isolated MoO4 or MoO6 monomers, (ii) dimeric O3Mo-O-MoO3, (iii) chains of alternating MoO4 and MoO6 units, (iv) MoO6-coordinated Mo7-Mo12 clusters, and (v) infinite layered sheets of MoO5...

Journal: :مجله انسان، محیط زیست و ارتقاء سلامت 0
fardin assadi 1- department of pediatric, mousavi hospital, zanjan university of medical sciences hamidreza amirmoghaddami 2- vali-e-asr hospital, zums mojghan shamseddin 3- department of pathology, school of medicine, zums keivan nedaeei 4- department of medical biotechnology and nanotechnology, school of medicine, zums azam heidari 5- department of molecular medicine and genetics, school of medicine, zums

background: in recent years, nanoparticles have been increasingly used in industries. however, there is a serious lack of information concerning their impact on human health and the environment. this study was investigated the effect of moo3 nps on thyroid hormones in female rats. methods: in this study, 21 female wistar rats were selected and divided into three groups of untreated control, sha...

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