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Title:
SINGLE CRYSTAL DIAMOND AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2022/210935
Kind Code:
A1
Abstract:
A single crystal diamond having a half width of an x-ray diffraction rocking curve of 20 seconds or less, a half width of a peak at a Raman shift of 1332 cm-1 to 1333 cm-1 (inclusive) in a Raman spectroscopic spectrum of 2.0 cm-1 or less, an etch pit density of 10,000/cm2 or less, a content of nitrogen based on number of atoms of 0.0001- 0.1 ppm (inclusive), and a content of 13C based on number of atoms of 0.01-1.0% (inclusive).

Inventors:
ZUO YIKANG (JP)
LEE JIN HWA (JP)
NISHIBAYASHI YOSHIKI (JP)
TERAMOTO MINORI (JP)
KOBAYASHI YUTAKA (JP)
SUMIYA HITOSHI (JP)
Application Number:
PCT/JP2022/016171
Publication Date:
October 06, 2022
Filing Date:
March 30, 2022
Export Citation:
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Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
International Classes:
C30B11/04; C01B32/26; C30B29/04
Foreign References:
JPH09165295A1997-06-24
JP2021061208A2021-04-15
JPH07116494A1995-05-09
JPH07148426A1995-06-13
JPH09165295A1997-06-24
Other References:
TATSUMI NATSUO: "Research on changing low defect density of high-quality monocrystal diamond devices", OSAKA UNIVERSITY KNOWLEDGE ARCHIVE, 1 January 2018 (2018-01-01), XP055972525, Retrieved from the Internet [retrieved on 20221018], DOI: 10.18910/69586
TSURUMOTO KAZUYA, KUROIWA RYOTA, KANO HIROKI, SEKIGUCHI YUHEI, KOSAKA HIDEO: "Quantum teleportation-based state transfer of photon polarization into a carbon spin in diamond", COMMUNICATIONS PHYSICS, vol. 2, no. 1, 1 December 2019 (2019-12-01), XP055972529, DOI: 10.1038/s42005-019-0158-0
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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