Synthesis of Carbon Nanoparticles in a Compression Reactor in Atmosphere of Buffer Gases

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Synthesis of Carbon Nanoparticles in a Compression Reactor in Atmosphere of Buffer Gases. / Ездин, Борис Семенович ; Васильев, Сергей Александрович ; Яценко, Дмитрий Анатольевич et al.

In: Technical Physics, Vol. 68, No. 1, 01.2023, p. 18-26.

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

BibTeX

@article{d5326d6f55a24725af965027d18d1f04,

title = "Synthesis of Carbon Nanoparticles in a Compression Reactor in Atmosphere of Buffer Gases",

abstract = "Physicochemical aspects of the gas-phase synthesis of nanopowders using a cyclic compression reactor are considered. Precursors (methane, ethylene, and acetylene) are compressed under conditions close to adiabatic ones in atmosphere of buffer monatomic gases (argon, helium, and neon). The effect of the pressure in the reactor and precursor/buffer gas volumetric ratio on the composition, morphology, and structure of carbon-containing particles (pyrolysis products) is studied. Complete pyrolysis is observed for all precursors but under different conditions. Thermal decomposition of methane, having the minimum enthalpy of formation, is observed in atmosphere with an argon content of 97.5% at a peak pressure of greater than 10 MPa. Helium shows limited possibilities for thermal relaxation under the conditions for fast reactions (",

keywords = "adiabatic compression, buffer gas, carbon nanomaterials, cyclic chemical reactor, pyrolysis of hydrocarbons",

author = "Ездин, {Борис Семенович} and Васильев, {Сергей Александрович} and Яценко, {Дмитрий Анатольевич} and Федоров, {Владимир Ефимович} and Иванова, {Мария Николаевна} and Каляда, {Валерий Владимирович} and Пахаруков, {Юрий Вавилович} and Ф.К. Шабиев and Зарвин, {Александр Евгеньевич}",

note = "The XRD study of the carbon nanomaterials was supported by the Ministry of Science and High Education of the Russian Federation (project no. 075-15-2020-797 (13.1902.21.0024)). The experiments were performed using the equipment of core facility centers Applied Physics and VTAN of Novosibirsk State University.",

year = "2023",

month = jan,

doi = "10.1134/S1063784223010024",

language = "English",

volume = "68",

pages = "18--26",

journal = "Technical Physics",

issn = "1063-7842",

publisher = "PLEIADES PUBLISHING INC",

number = "1",

}

RIS

TY - JOUR

T1 - Synthesis of Carbon Nanoparticles in a Compression Reactor in Atmosphere of Buffer Gases

AU - Ездин, Борис Семенович

AU - Васильев, Сергей Александрович

AU - Яценко, Дмитрий Анатольевич

AU - Федоров, Владимир Ефимович

AU - Иванова, Мария Николаевна

AU - Каляда, Валерий Владимирович

AU - Пахаруков, Юрий Вавилович

AU - Шабиев, Ф.К.

AU - Зарвин, Александр Евгеньевич

N1 - The XRD study of the carbon nanomaterials was supported by the Ministry of Science and High Education of the Russian Federation (project no. 075-15-2020-797 (13.1902.21.0024)). The experiments were performed using the equipment of core facility centers Applied Physics and VTAN of Novosibirsk State University.

PY - 2023/1

Y1 - 2023/1

N2 - Physicochemical aspects of the gas-phase synthesis of nanopowders using a cyclic compression reactor are considered. Precursors (methane, ethylene, and acetylene) are compressed under conditions close to adiabatic ones in atmosphere of buffer monatomic gases (argon, helium, and neon). The effect of the pressure in the reactor and precursor/buffer gas volumetric ratio on the composition, morphology, and structure of carbon-containing particles (pyrolysis products) is studied. Complete pyrolysis is observed for all precursors but under different conditions. Thermal decomposition of methane, having the minimum enthalpy of formation, is observed in atmosphere with an argon content of 97.5% at a peak pressure of greater than 10 MPa. Helium shows limited possibilities for thermal relaxation under the conditions for fast reactions (

AB - Physicochemical aspects of the gas-phase synthesis of nanopowders using a cyclic compression reactor are considered. Precursors (methane, ethylene, and acetylene) are compressed under conditions close to adiabatic ones in atmosphere of buffer monatomic gases (argon, helium, and neon). The effect of the pressure in the reactor and precursor/buffer gas volumetric ratio on the composition, morphology, and structure of carbon-containing particles (pyrolysis products) is studied. Complete pyrolysis is observed for all precursors but under different conditions. Thermal decomposition of methane, having the minimum enthalpy of formation, is observed in atmosphere with an argon content of 97.5% at a peak pressure of greater than 10 MPa. Helium shows limited possibilities for thermal relaxation under the conditions for fast reactions (

KW - adiabatic compression

KW - buffer gas

KW - carbon nanomaterials

KW - cyclic chemical reactor

KW - pyrolysis of hydrocarbons

UR - https://www.scopus.com/record/display.uri?eid=2-s2.0-85161360204&origin=inward&txGid=5865955af6f7ee428fa90b2cba188327

UR - https://www.mendeley.com/catalogue/b24eb507-f3b9-34dc-bd10-99c79960fc60/

U2 - 10.1134/S1063784223010024

DO - 10.1134/S1063784223010024

M3 - Article

VL - 68

SP - 18

EP - 26

JO - Technical Physics

JF - Technical Physics

SN - 1063-7842

IS - 1

ER -

ID: 56585657