Investigation of adamantane–diamond transformation. The radical mechanism of the formation of diamond nanoparticles under shock-wave action on adamantane


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Abstract

The use of the modern installations with the synchrotron radiation allowed obtaining the information about the dynamics of rapid transformation of adamantane into diamond within 2 μs under shock-wave action with nanosecond time resolution. The yield of diamond was 30%. An explanation of adamantane-diamond transformation is proposed. Hydrogen evolved during adamantane decomposition easily diffuses over diamond lattice. However, during synthesis time (~1 μs) hydrogen does not have enough time to go out of diamond particles. Experiment was made at accelerate complex VEPP-3/VEPP-4.

About the authors

B. P. Tolochko

Institue of Solid State Chemistry and Mechanochemistry Siberian Branch; Budker Institute of Nuclear Physics, Siberian Branch

Author for correspondence.
Email: B.P.Tolochko@inp.nsk.su
Russian Federation, Novosibirsk; Novosibirsk

A. P. Chernyshev

Institue of Solid State Chemistry and Mechanochemistry Siberian Branch

Email: B.P.Tolochko@inp.nsk.su
Russian Federation, Novosibirsk

B. B. Bokhonov

Institue of Solid State Chemistry and Mechanochemistry Siberian Branch

Email: B.P.Tolochko@inp.nsk.su
Russian Federation, Novosibirsk

K. A. Ten

Lavrentyev Institute of Hydrodynamics, Siberian Branch

Email: B.P.Tolochko@inp.nsk.su
Russian Federation, Novosibirsk

E. R. Pruuel

Lavrentyev Institute of Hydrodynamics, Siberian Branch

Email: B.P.Tolochko@inp.nsk.su
Russian Federation, Novosibirsk

N. Z. Lyakhov

Institue of Solid State Chemistry and Mechanochemistry Siberian Branch

Email: B.P.Tolochko@inp.nsk.su
Russian Federation, Novosibirsk

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