Results 101 to 110 of about 9,819 (225)

Simulating Dye-Sensitized TiO2 Heterointerfaces in Explicit Solvent: Absorption Spectra, Energy Levels, and Dye Desorption [PDF]

open access: yes, 2011
Dye-sensitized solar cells (DSCs) represent a valuable, efficient, and low-cost alternative to conventional semiconductor photovoltaic devices. A deeper understanding of the dye/semiconductor heterointerface and of the dye-sensitized semiconductor ...
De Angelis, Filippo   +2 more
core   +1 more source

Molecular dynamics simulations of LixTiO2 nanosphere as an anode electrode material [PDF]

open access: yesMATEC Web of Conferences
This study uses molecular dynamics simulations to investigate the recrystallization and thermal stability of LixTiO2 nanospheres (Li0.11TiO2, Li0.15TiO2, Li0.19TiO2, and Li0.23TiO2) as potential anode materials for lithium-ion batteries.
Rikhotso Blessing, Ngoepe Phuti
doaj   +1 more source

Unusual Compression Behavior of Columbite TiO2 via First-Principles Calculations [PDF]

open access: yes, 2010
The physical mechanisms behind the reduction of the bulk modulus of a high-pressure cubic TiO2 phase are confirmed by first-principles calculations.
Dong, Xiao   +5 more
core   +1 more source

Nd/TiO2 Anatase-Brookite Photocatalysts for Photocatalytic Decomposition of Methanol

open access: yesFrontiers in Chemistry, 2018
Neodymium enriched TiO2 anatase-brookite powders were prepared by unconventional method via using pressurized hot fluids for TiO2 crystallization and purification.
Kamila Kočí   +9 more
doaj   +1 more source

Pengaruh elemen gamifikasi terhadap motivasi pelajar menggunakan aplikasi quizizz [PDF]

open access: yes, 2019
Pelajar generasi abad ke 21 sekarang lebih berminat belajar menggunakan gadjet atau alat-alat komunikasi canggih tanpa wayar yang berasaskan teknologi.
Abd Nasir, Nurathirah
core  

Ultrafast Electric Switching of Brookite TiO2 Nanorods with a Permanent Dipole Moment at High Concentrations

open access: yesAdvanced Materials Interfaces
Transient electric birefringence measurements are used to show that brookite titania nanorods dispersed in the apolar liquid butylbenzene possess a large permanent dipole moment of 516 debye (rod length: 39 nm, diameter: 4.1 nm). This dipole moment makes
Seyed Naveed Hosseini   +6 more
doaj   +1 more source

Synthesis of Nanoscale TiO2 and Study of the Effect of Their Crystal Structure on Single Cell Response

open access: yesThe Scientific World Journal, 2012
To study the effect of nanoscale titanium dioxide (TiO2) on cell responses, we synthesized four modifications of the TiO2 (amorphous, anatase, brookite, and rutile) capable of keeping their physicochemical characteristics in a cell culture medium.
Z. R. Ismagilov   +9 more
doaj   +1 more source

Transmission electron microscopy, x-ray diffraction and Raman scattering studies of nanophase TiO_2 [PDF]

open access: yes, 1997
Dye-sensitized solar cells differ from conventional semiconductor devices in that they separate the function of light absorption from charge-carrier transport.
Dubček, Pavo   +6 more
core   +2 more sources

Electronic structures of doped anatase $\rm TiO_{2}$: $\rm Ti_{1-x}M_{x}O_{2}$ (M=Co, Mn, Fe, Ni)

open access: yes, 2002
We have investigated electronic structures of a room temperature diluted magnetic semiconductor : Co-doped anatase $\rm TiO_{2}$. We have obtained the half-metallic ground state in the local-spin-density approximation(LSDA) but the insulating ground ...
B. I. Min   +19 more
core   +1 more source

Brookite formation from precipitates containing calcium ions.

open access: yesMineralogical Journal, 1978
Brookite was obtained from fresh coprecipitates prepared by neutralization of TiCl4 and CaCl2 solutions, under hydrothermal conditions of 220–560°C and water pressure of 1 kbar. This phase developed from anatase and through the decomposition of a titanate in solutions containing Ca++ ions, which were established as a new stabilizer for the formation of
T. MITSUHASHI, M. WATANABE
openaire   +2 more sources

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