Standard

Oligomerization and carbonization of polycyclic aromatic hydrocarbons at high pressure and temperature. / Chanyshev, Artem D.; Litasov, Konstantin D.; Shatskiy, Anton F. et al.

In: Carbon, Vol. 84, No. 1, 2015, p. 225-235.

Research output: Contribution to journalArticlepeer-review

Harvard

Chanyshev, AD, Litasov, KD, Shatskiy, AF, Furukawa, Y, Yoshino, T & Ohtani, E 2015, 'Oligomerization and carbonization of polycyclic aromatic hydrocarbons at high pressure and temperature', Carbon, vol. 84, no. 1, pp. 225-235. https://doi.org/10.1016/j.carbon.2014.12.011

APA

Vancouver

Chanyshev AD, Litasov KD, Shatskiy AF, Furukawa Y, Yoshino T, Ohtani E. Oligomerization and carbonization of polycyclic aromatic hydrocarbons at high pressure and temperature. Carbon. 2015;84(1):225-235. doi: 10.1016/j.carbon.2014.12.011

Author

Chanyshev, Artem D. ; Litasov, Konstantin D. ; Shatskiy, Anton F. et al. / Oligomerization and carbonization of polycyclic aromatic hydrocarbons at high pressure and temperature. In: Carbon. 2015 ; Vol. 84, No. 1. pp. 225-235.

BibTeX

@article{75c61a22560d46e7be6c96c8cbd229e9,
title = "Oligomerization and carbonization of polycyclic aromatic hydrocarbons at high pressure and temperature",
abstract = "We have examined the stabilities of different polycyclic aromatic hydrocarbons (PAHs) at 7 GPa and 773-973 K and at 16 GPa and 300 K. Experiments were performed using a largevolume multi-anvil apparatus. Quenched products were analyzed by matrix-assisted laser desorption/ionization (MALDI) and Raman spectroscopy. The MALDI measurements revealed the considerable oligomerization of PAHs at 7 GPa and 773-873 K and insignificant PAH oligomerization at 16 GPa and 300 K. At 7 GPa and 773 K, oligomers with molecular weight up to 3400 Da were found, while only a small number of dimers of the starting PAHs were detected at 16 GPa and 300 K. PAH decomposition at 7 GPa occurred from 873 to 973 K, and the decomposition products consisted of nanocrystalline graphite. The determined decomposition temperatures of the PAHs (873-973 K) are much lower than Earth's geotherms and the subduction slab P-T profiles at 7 GPa; therefore, PAH inclusions in mantle-derived minerals, which can be crystallized at 6-7 GPa and 1600-1700 K, should be secondary phases and could be formed by the successive polycondensation of simple hydrocarbon molecules under natural catalysts during eruption processes at sub-ambient pressures and temperatures.",
author = "Chanyshev, {Artem D.} and Litasov, {Konstantin D.} and Shatskiy, {Anton F.} and Yoshihiro Furukawa and Takashi Yoshino and Eiji Ohtani",
year = "2015",
doi = "10.1016/j.carbon.2014.12.011",
language = "English",
volume = "84",
pages = "225--235",
journal = "Carbon",
issn = "0008-6223",
publisher = "Elsevier Ltd",
number = "1",

}

RIS

TY - JOUR

T1 - Oligomerization and carbonization of polycyclic aromatic hydrocarbons at high pressure and temperature

AU - Chanyshev, Artem D.

AU - Litasov, Konstantin D.

AU - Shatskiy, Anton F.

AU - Furukawa, Yoshihiro

AU - Yoshino, Takashi

AU - Ohtani, Eiji

PY - 2015

Y1 - 2015

N2 - We have examined the stabilities of different polycyclic aromatic hydrocarbons (PAHs) at 7 GPa and 773-973 K and at 16 GPa and 300 K. Experiments were performed using a largevolume multi-anvil apparatus. Quenched products were analyzed by matrix-assisted laser desorption/ionization (MALDI) and Raman spectroscopy. The MALDI measurements revealed the considerable oligomerization of PAHs at 7 GPa and 773-873 K and insignificant PAH oligomerization at 16 GPa and 300 K. At 7 GPa and 773 K, oligomers with molecular weight up to 3400 Da were found, while only a small number of dimers of the starting PAHs were detected at 16 GPa and 300 K. PAH decomposition at 7 GPa occurred from 873 to 973 K, and the decomposition products consisted of nanocrystalline graphite. The determined decomposition temperatures of the PAHs (873-973 K) are much lower than Earth's geotherms and the subduction slab P-T profiles at 7 GPa; therefore, PAH inclusions in mantle-derived minerals, which can be crystallized at 6-7 GPa and 1600-1700 K, should be secondary phases and could be formed by the successive polycondensation of simple hydrocarbon molecules under natural catalysts during eruption processes at sub-ambient pressures and temperatures.

AB - We have examined the stabilities of different polycyclic aromatic hydrocarbons (PAHs) at 7 GPa and 773-973 K and at 16 GPa and 300 K. Experiments were performed using a largevolume multi-anvil apparatus. Quenched products were analyzed by matrix-assisted laser desorption/ionization (MALDI) and Raman spectroscopy. The MALDI measurements revealed the considerable oligomerization of PAHs at 7 GPa and 773-873 K and insignificant PAH oligomerization at 16 GPa and 300 K. At 7 GPa and 773 K, oligomers with molecular weight up to 3400 Da were found, while only a small number of dimers of the starting PAHs were detected at 16 GPa and 300 K. PAH decomposition at 7 GPa occurred from 873 to 973 K, and the decomposition products consisted of nanocrystalline graphite. The determined decomposition temperatures of the PAHs (873-973 K) are much lower than Earth's geotherms and the subduction slab P-T profiles at 7 GPa; therefore, PAH inclusions in mantle-derived minerals, which can be crystallized at 6-7 GPa and 1600-1700 K, should be secondary phases and could be formed by the successive polycondensation of simple hydrocarbon molecules under natural catalysts during eruption processes at sub-ambient pressures and temperatures.

UR - http://www.scopus.com/inward/record.url?scp=84922219376&partnerID=8YFLogxK

U2 - 10.1016/j.carbon.2014.12.011

DO - 10.1016/j.carbon.2014.12.011

M3 - Article

AN - SCOPUS:84922219376

VL - 84

SP - 225

EP - 235

JO - Carbon

JF - Carbon

SN - 0008-6223

IS - 1

ER -

ID: 25793667