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Spectral Features of Photostimulated Oxygen Isotope Exchange and NO Adsorption on "Self-Sensitized" TiO2–x/TiO2 in UV-VIS Region. / Titov, V.V.; Mikhaylov, R.V.; Lisachenko, A.A.

In: Journal of Physical Chemistry C, Vol. 118, No. 38, 2014, p. 21986-21994.

Research output: Contribution to journal › Article › peer-review

Harvard

Titov, VV, Mikhaylov, RV & Lisachenko, AA 2014, 'Spectral Features of Photostimulated Oxygen Isotope Exchange and NO Adsorption on "Self-Sensitized" TiO2–x/TiO2 in UV-VIS Region', Journal of Physical Chemistry C, vol. 118, no. 38, pp. 21986-21994. https://doi.org/10.1021/jp505021a

APA

Titov, V. V., Mikhaylov, R. V., & Lisachenko, A. A. (2014). Spectral Features of Photostimulated Oxygen Isotope Exchange and NO Adsorption on "Self-Sensitized" TiO2–x/TiO2 in UV-VIS Region. Journal of Physical Chemistry C, 118(38), 21986-21994. https://doi.org/10.1021/jp505021a

Vancouver

Titov VV, Mikhaylov RV, Lisachenko AA. Spectral Features of Photostimulated Oxygen Isotope Exchange and NO Adsorption on "Self-Sensitized" TiO2–x/TiO2 in UV-VIS Region. Journal of Physical Chemistry C. 2014;118(38):21986-21994. https://doi.org/10.1021/jp505021a

Author

Titov, V.V. ; Mikhaylov, R.V. ; Lisachenko, A.A. / Spectral Features of Photostimulated Oxygen Isotope Exchange and NO Adsorption on "Self-Sensitized" TiO2–x/TiO2 in UV-VIS Region. In: Journal of Physical Chemistry C. 2014 ; Vol. 118, No. 38. pp. 21986-21994.

BibTeX

@article{13190b22e80e4d2ba2337a388c2c1a23,
title = "Spectral Features of Photostimulated Oxygen Isotope Exchange and NO Adsorption on {"}Self-Sensitized{"} TiO2–x/TiO2 in UV-VIS Region",
abstract = "We have investigated the photoactivated O2 adsorption/desorption, the isotope equilibration (POIEq) and the isotope exchange (POIEx) in the O2–(TiO2–x/TiO2) (Degussa P-25) system, as well as the adsorption and POIEx in the NO–(TiO2–x/TiO2) systems. The photoactivation spectra of the hole centers generation, of POIEq and of the NO photo-adsorption were measured in 300-500 nm range using a continuously adjustable wavelength light source. The spectral characteristics of the NO photoadsorption are close to those of POIEq. Both electron-donor and hole centers are manifested in these processes. For O2 photodesorption, CO oxidation, POIEx and POIEq the hole centers are responsible. In case of O2 and NO photoadsorption both types of centers are active. The maxima of POIEq and of NO photo-adsorption are placed near 420 nm beyond the edge of TiO2 bandgap absorption. It was found that the N18O - Ti16O2 exchange occurs not only under the illumination, but it can be activated by a preliminary sample illumination in vacuum",
keywords = "2D structures (TiO2–x/TiO2), photocatalysis, {"}self-sensitization{"}, O2, NO.",
author = "V.V. Titov and R.V. Mikhaylov and A.A. Lisachenko",
year = "2014",
doi = "http://dx.doi.org/10.1021/jp505021a",
language = "English",
volume = "118",
pages = "21986--21994",
journal = "Journal of Physical Chemistry C",
issn = "1932-7447",
publisher = "American Chemical Society",
number = "38",

}

RIS

TY - JOUR

T1 - Spectral Features of Photostimulated Oxygen Isotope Exchange and NO Adsorption on "Self-Sensitized" TiO2–x/TiO2 in UV-VIS Region

AU - Titov, V.V.

AU - Mikhaylov, R.V.

AU - Lisachenko, A.A.

PY - 2014

Y1 - 2014

N2 - We have investigated the photoactivated O2 adsorption/desorption, the isotope equilibration (POIEq) and the isotope exchange (POIEx) in the O2–(TiO2–x/TiO2) (Degussa P-25) system, as well as the adsorption and POIEx in the NO–(TiO2–x/TiO2) systems. The photoactivation spectra of the hole centers generation, of POIEq and of the NO photo-adsorption were measured in 300-500 nm range using a continuously adjustable wavelength light source. The spectral characteristics of the NO photoadsorption are close to those of POIEq. Both electron-donor and hole centers are manifested in these processes. For O2 photodesorption, CO oxidation, POIEx and POIEq the hole centers are responsible. In case of O2 and NO photoadsorption both types of centers are active. The maxima of POIEq and of NO photo-adsorption are placed near 420 nm beyond the edge of TiO2 bandgap absorption. It was found that the N18O - Ti16O2 exchange occurs not only under the illumination, but it can be activated by a preliminary sample illumination in vacuum

AB - We have investigated the photoactivated O2 adsorption/desorption, the isotope equilibration (POIEq) and the isotope exchange (POIEx) in the O2–(TiO2–x/TiO2) (Degussa P-25) system, as well as the adsorption and POIEx in the NO–(TiO2–x/TiO2) systems. The photoactivation spectra of the hole centers generation, of POIEq and of the NO photo-adsorption were measured in 300-500 nm range using a continuously adjustable wavelength light source. The spectral characteristics of the NO photoadsorption are close to those of POIEq. Both electron-donor and hole centers are manifested in these processes. For O2 photodesorption, CO oxidation, POIEx and POIEq the hole centers are responsible. In case of O2 and NO photoadsorption both types of centers are active. The maxima of POIEq and of NO photo-adsorption are placed near 420 nm beyond the edge of TiO2 bandgap absorption. It was found that the N18O - Ti16O2 exchange occurs not only under the illumination, but it can be activated by a preliminary sample illumination in vacuum

KW - 2D structures (TiO2–x/TiO2)

KW - photocatalysis

KW - "self-sensitization"

KW - O2

KW - NO.

U2 - http://dx.doi.org/10.1021/jp505021a

DO - http://dx.doi.org/10.1021/jp505021a

M3 - Article

VL - 118

SP - 21986

EP - 21994

JO - Journal of Physical Chemistry C

JF - Journal of Physical Chemistry C

SN - 1932-7447

IS - 38

ER -

ID: 7012915