Laser-driven synthesis of carbon and silicon clusters from gas-phase reactants

被引:6
作者
Ehbrecht, M [1 ]
Ferkel, H [1 ]
Smirnov, VV [1 ]
Stelmakh, O [1 ]
Zhang, W [1 ]
Huisken, F [1 ]
机构
[1] INST GEN PHYS,MOSCOW 117942,RUSSIA
关键词
D O I
10.1142/S0218625X96001467
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A newly developed technique is employed for the production of carbon and silicon cluster beams starting from gaseous compounds. It is based on the CO2-laser-induced decomposition of molecular gases containing carbon and silicon, such as C2H2 and SiH4, in a flow reactor. In order to decompose acetylene, SF6 is used as a sensitizer. By introducing a skimmer into the reaction zone, the generated silicon and carbon clusters are transferred to free molecular flow and analyzed with a time-of-flight mass spectrometer. It is shown that the technique can be efficiently employed to produce fullerenes C-60 and C-70 and, in the case of silicon, ultrapure nanosized particles of up to 3-nm diameter.
引用
收藏
页码:807 / 811
页数:5
相关论文
共 15 条
  • [1] COMPOSITE CERAMIC POWDERS OBTAINED BY LASER-INDUCED REACTIONS OF SILANE AND AMINES
    ALEXANDRESCU, R
    MORJAN, I
    BORSELLA, E
    BOTTI, S
    FANTONI, R
    DIKONIMOSMAKRIS, T
    GIORGI, R
    ENZO, S
    [J]. JOURNAL OF MATERIALS RESEARCH, 1991, 6 (11) : 2442 - 2451
  • [2] SINTERABLE CERAMIC POWDERS FROM LASER-DRIVEN REACTIONS .2. POWDER CHARACTERISTICS AND PROCESS VARIABLES
    CANNON, WR
    DANFORTH, SC
    HAGGERTY, JS
    MARRA, RA
    [J]. JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1982, 65 (07) : 330 - 335
  • [3] SINTERABLE CERAMIC POWDERS FROM LASER-DRIVEN REACTIONS .1. PROCESS DESCRIPTION AND MODELING
    CANNON, WR
    DANFORTH, SC
    FLINT, JH
    HAGGERTY, JS
    MARRA, RA
    [J]. JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1982, 65 (07) : 324 - 330
  • [4] LASER PRODUCTION OF SUPERSONIC METAL CLUSTER BEAMS
    DIETZ, TG
    DUNCAN, MA
    POWERS, DE
    SMALLEY, RE
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1981, 74 (11) : 6511 - 6512
  • [5] MULTIPHOTON IONIZATION OF C60
    DING, D
    COMPTON, RN
    HAUFLER, RE
    KLOTS, CE
    [J]. JOURNAL OF PHYSICAL CHEMISTRY, 1993, 97 (11) : 2500 - 2504
  • [6] CO2-LASER-DRIVEN PRODUCTION OF CARBON CLUSTERS AND FULLERENES FROM THE GAS-PHASE
    EHBRECHT, M
    FAERBER, M
    ROHMUND, F
    SMIRNOV, VV
    STELMAKH, O
    HUISKEN, F
    [J]. CHEMICAL PHYSICS LETTERS, 1993, 214 (01) : 34 - 38
  • [7] GENERATION OF METAL-CARBON AND METAL-NITROGEN CLUSTERS WITH A LASER-INDUCED PLASMA TECHNIQUE
    GUO, BC
    WEI, S
    CHEN, Z
    KERNS, KP
    PURNELL, J
    BUZZA, S
    CASTLEMAN, AW
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1992, 97 (07) : 5243 - 5245
  • [8] SEMICONDUCTOR CLUSTER BEAMS - ONE AND 2 COLOR IONIZATION STUDIES OF SIX AND GEX
    HEATH, JR
    LIU, Y
    OBRIEN, SC
    ZHANG, QL
    CURL, RF
    TITTEL, FK
    SMALLEY, RE
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1985, 83 (11) : 5520 - 5526
  • [9] GIANT PLASMON EXCITATION IN FREE C-60 AND C-70 MOLECULES STUDIED BY PHOTOIONIZATION
    HERTEL, IV
    STEGER, H
    DEVRIES, J
    WEISSER, B
    MENZEL, C
    KAMKE, B
    KAMKE, W
    [J]. PHYSICAL REVIEW LETTERS, 1992, 68 (06) : 784 - 787
  • [10] C-60 - BUCKMINSTERFULLERENE
    KROTO, HW
    HEATH, JR
    OBRIEN, SC
    CURL, RF
    SMALLEY, RE
    [J]. NATURE, 1985, 318 (6042) : 162 - 163