نتایج جستجو برای: tio2 nanoparticle

تعداد نتایج: 52701  

Journal: :Nanoscale 2015
Hsin-Yi Wang Jiazang Chen Sunny Hy Linghui Yu Zhichuan Xu Bin Liu

Correction for 'High-surface-area mesoporous TiO2 microspheres via one-step nanoparticle self-assembly for enhanced lithium-ion storage' by Hsin-Yi Wang et al., Nanoscale, 2014, 6, 14926-14931.

Journal: :Physical chemistry chemical physics : PCCP 2014
Supeera Nootchanat Hathaithip Ninsonti Akira Baba Sanong Ekgasit Chuchaat Thammacharoen Kazunari Shinbo Keizo Kato Futao Kaneko

We fabricated plasmonic gold nanoparticle (AuNP)-TiO2 nanocomposite films and measured the photocurrent that originates from the water-splitting reaction catalyzed by the AuNP-TiO2 nanocomposite photoelectrocatalytic (PEC) electrode. The localized surface plasmon resonance (LSPR) of the gold nanoparticles affected the generation of photocurrent by TiO2 upon illumination with visible light. Elec...

2014
John R. Swierk Nicholas S. McCool Timothy P. Saunders Greg D. Barber Megan E. Strayer Nella M. Vargas-Barbosa Thomas E. Mallouk

Water-splitting dye-sensitized photoelectrochemical cells (WSDSPECs) utilize high surface area TiO2 electrodes functionalized with light absorbing sensitizers and water oxidation catalysts. Because water splitting requires vectorial electron transfer from the catalyst to the sensitizer to the TiO2 surface, attaching both sensitizer and catalyst to TiO2 in the correct sequence and stabilizing th...

Journal: :Physical chemistry chemical physics : PCCP 2017
Xianfeng Gao Jianyang Li Sam Gollon Ming Qiu Dongsheng Guan Xiaoru Guo Junhong Chen Chris Yuan

The electron transport layer (ETL) plays a critical role in high efficiency perovskite solar cells. In this study, an anodic TiO2 nanotube film was transformed into a TiO2 nanotube network film, which maintained its advantage as an efficient ETL for perovskite solar cells. Compared with the mesoporous TiO2 nanoparticle ETL, the TiO2 nanotube network ETL can increase the efficiency of perovskite...

2015
Su Pei Lim Alagarsamy Pandikumar Hong Ngee Lim Ramasamy Ramaraj Nay Ming Huang

A silver nanoparticle-decorated N,S-co-doped TiO2 nanocomposite was successfully prepared and used as an efficient photoanode in high-performance dye-sensitized solar cells (DSSCs) with N719 dye. The DSSCs assembled with the N,S-TiO2@Ag-modified photoanode demonstrated an enhanced solar-to-electrical energy conversion efficiency of 8.22%, which was better than that of a DSSC photoanode composed...

We have performed a density functional theory investigation on the structural and electronic properties of pristine and Nitrogen-doped TiO2 anatase nanoparticles as the adsorbents for removal and degradation of hydrazine molecules in the environment. We have presented the most stable adsorption configurations and examined the interaction of hydrazine molecule with these doped and undoped nanopa...

Journal: :Nanoscale 2015
Gill Sang Han Hyun Suk Chung Dong Hoe Kim Byeong Jo Kim Jin-Wook Lee Nam-Gyu Park In Sun Cho Jung-Kun Lee Sangwook Lee Hyun Suk Jung

We demonstrate high-performance perovskite solar cells with excellent electron transport properties using a one-dimensional (1D) electron transport layer (ETL). The 1D array-based ETL is comprised of 1D SnO2 nanowires (NWs) array grown on a F:SnO2 transparent conducting oxide substrate and rutile TiO2 nanoshells epitaxially grown on the surface of the 1D SnO2 NWs. The optimized devices show mor...

Journal: :journal of membrane science and research 0
m. nemati department of chemical engineering, faculty of engineering, arak university, arak 38156-8-8349, iran s. m. hosseini department of chemical engineering, faculty of engineering, arak university, arak 38156-8-8349, iran e. bagheripour department of chemical engineering, faculty of engineering, arak university, arak 38156-8-8349, iran s.s. madaeni membrane research centre, department of chemical engineering, faculty of engineering, razi university, kermanshah 67149, iran

in the current research, polyvinylchloride based mixed matrix heterogeneous anion exchange membranes were prepared by a solution casting technique. titanium dioxide nanoparticles were also utilized as inorganic filler additive in the membrane fabrication. the effect of tio2 nanoparticles concentration in the casting solution on the membrane physico-chemical properties was studied. membrane wate...

Density functional theory calculations were performed to investigate the interactions of NH3 molecules with TiO2/MoS2 nanocomposites in order to completely exploit the adsorption properties of these nanocomposites. Given the need to further comprehend the behavior of the NH3 molecules oriented between the TiO2 nanoparticle and MoS2 monolayer, we have geometrically optimized the complex systems ...

2017
Augusto Márquez Krisztina Kocsis Gregor Zickler Gilles R Bourret Andrea Feinle Nicola Hüsing Martin Himly Albert Duschl Thomas Berger Oliver Diwald

BACKGROUND Activity retention upon enzyme adsorption on inorganic nanostructures depends on different system parameters such as structure and composition of the support, composition of the medium as well as enzyme loading. Qualitative and quantitative characterization work, which aims at an elucidation of the microscopic details governing enzymatic activity, requires well-defined model systems....

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