Reactivity in combustion process for expanded graphites: influence of dimensional effect
Nanosistemy: fizika, himiâ, matematika, Tome 7 (2016) no. 1, pp. 234-243
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Thermal stability in combustion reaction for natural graphite, graphene and several expanded graphite phases were studied; the kinetic parameters of the oxidation reaction were calculated for two samples. Natural graphite (crystalline particles $200$ – $300\mu$m) has the maximum stability ($E_1=201\pm2$ kJ/mol, $\lg A_1=7.1\pm0.1$), while multilayer graphene is the most reactive ($E_2=120\pm1$ kJ mol$^{-1}$, $\lg A_2=4.3\pm0.10$). The different sample grain sizes and their different structures result in different thermal stabilities: both in the reaction zones location (i.e. in the topochemical equation forms), and in the kinetic parameters' values.
Keywords:
natural graphite, expanded graphite, thermal stability, non-isothermal kinetics
Mots-clés : graphene, combustion.
Mots-clés : graphene, combustion.
@article{NANO_2016_7_1_a34,
author = {V. A. Logvinenko and V. G. Makotchenko and V. E. Fedorov},
title = {Reactivity in combustion process for expanded graphites: influence of dimensional effect},
journal = {Nanosistemy: fizika, himi\^a, matematika},
pages = {234--243},
year = {2016},
volume = {7},
number = {1},
language = {en},
url = {http://geodesic.mathdoc.fr/item/NANO_2016_7_1_a34/}
}
TY - JOUR AU - V. A. Logvinenko AU - V. G. Makotchenko AU - V. E. Fedorov TI - Reactivity in combustion process for expanded graphites: influence of dimensional effect JO - Nanosistemy: fizika, himiâ, matematika PY - 2016 SP - 234 EP - 243 VL - 7 IS - 1 UR - http://geodesic.mathdoc.fr/item/NANO_2016_7_1_a34/ LA - en ID - NANO_2016_7_1_a34 ER -
%0 Journal Article %A V. A. Logvinenko %A V. G. Makotchenko %A V. E. Fedorov %T Reactivity in combustion process for expanded graphites: influence of dimensional effect %J Nanosistemy: fizika, himiâ, matematika %D 2016 %P 234-243 %V 7 %N 1 %U http://geodesic.mathdoc.fr/item/NANO_2016_7_1_a34/ %G en %F NANO_2016_7_1_a34
V. A. Logvinenko; V. G. Makotchenko; V. E. Fedorov. Reactivity in combustion process for expanded graphites: influence of dimensional effect. Nanosistemy: fizika, himiâ, matematika, Tome 7 (2016) no. 1, pp. 234-243. http://geodesic.mathdoc.fr/item/NANO_2016_7_1_a34/