Modeling of the Kinetics of Photoactivated Isotope Exchange O2 ⇄ ZnO in a Flow-Through Reactor

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Modeling of the Kinetics of Photoactivated Isotope Exchange O2 ⇄ ZnO in a Flow-Through Reactor. / Titov, V. V. ; Lisachenko, A. A. .

In: Kinetics and Catalysis, Vol. 62, No. 1, 2021, p. 68-73.

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

BibTeX

@article{77f10c13c08947d5849872ccf2b962db,

title = "Modeling of the Kinetics of Photoactivated Isotope Exchange O2 ⇄ ZnO in a Flow-Through Reactor",

abstract = "A three-channel model of interaction of the O2 gas with zinc oxide during photoactivated oxygen isotope exchange (POIE) in a flow-through reactor was suggested including (1) photoadsorption, (2) exchange in the gas phase (homo-exchange), and (3) zinc oxide–gas exchange (hetero-exchange). In contrast to previous methods, the model includes photoadsorption as an increase in the rate of mixture renewal, which eliminates possible distortions of the time dependences of the calculated rates. Derivation of formulas and experimental data processing were given for POIE in the O2–ZnO system used as an example, under illumination in interband and exciton absorption regions and in the region of absorption by defects in the structure of ZnO.",

keywords = "photoactivated oxygen isotope exchange, zinc oxide, photocatalysis, photoadsorption, photodesorption, flow-through mode, kinetic equations",

author = "Titov, {V. V.} and Lisachenko, {A. A.}",

note = "Publisher Copyright: {\textcopyright} 2021, Pleiades Publishing, Ltd.",

year = "2021",

doi = "10.1134/S0023158421010109",

language = "English",

volume = "62",

pages = "68--73",

journal = "Kinetics and Catalysis",

issn = "0023-1584",

publisher = "МАИК {"}Наука/Интерпериодика{"}",

number = "1",

}

RIS

TY - JOUR

T1 - Modeling of the Kinetics of Photoactivated Isotope Exchange O2 ⇄ ZnO in a Flow-Through Reactor

AU - Titov, V. V.

AU - Lisachenko, A. A.

PY - 2021

Y1 - 2021

N2 - A three-channel model of interaction of the O2 gas with zinc oxide during photoactivated oxygen isotope exchange (POIE) in a flow-through reactor was suggested including (1) photoadsorption, (2) exchange in the gas phase (homo-exchange), and (3) zinc oxide–gas exchange (hetero-exchange). In contrast to previous methods, the model includes photoadsorption as an increase in the rate of mixture renewal, which eliminates possible distortions of the time dependences of the calculated rates. Derivation of formulas and experimental data processing were given for POIE in the O2–ZnO system used as an example, under illumination in interband and exciton absorption regions and in the region of absorption by defects in the structure of ZnO.

AB - A three-channel model of interaction of the O2 gas with zinc oxide during photoactivated oxygen isotope exchange (POIE) in a flow-through reactor was suggested including (1) photoadsorption, (2) exchange in the gas phase (homo-exchange), and (3) zinc oxide–gas exchange (hetero-exchange). In contrast to previous methods, the model includes photoadsorption as an increase in the rate of mixture renewal, which eliminates possible distortions of the time dependences of the calculated rates. Derivation of formulas and experimental data processing were given for POIE in the O2–ZnO system used as an example, under illumination in interband and exciton absorption regions and in the region of absorption by defects in the structure of ZnO.

KW - photoactivated oxygen isotope exchange

KW - zinc oxide

KW - photocatalysis

KW - photoadsorption

KW - photodesorption

KW - flow-through mode

KW - kinetic equations

UR - https://link.springer.com/article/10.1134/S0023158421010109

UR - http://www.scopus.com/inward/record.url?scp=85101928855&partnerID=8YFLogxK

U2 - 10.1134/S0023158421010109

DO - 10.1134/S0023158421010109

M3 - Article

VL - 62

SP - 68

EP - 73

JO - Kinetics and Catalysis

JF - Kinetics and Catalysis

SN - 0023-1584

IS - 1

ER -

ID: 74579234