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Microstructural and microchemical evolution in vanadium alloys by heavy ion irradiation

Abstract

Microstructural and microchemical evolution in vanadium alloys were investigated using heavy ion irradiation. No cavities were observed in V-5Cr-5Ti alloys irradiated to 30 dpa at 520 and 600degC. Energy dispersive X-ray spectroscopy analyses showed that Ti peaks around grain boundaries. Segregation of Cr atoms was not clearly detected. Co-implanted helium was also found to enhance dislocation evolution in V-5Cr-5Ti. High density of matrix cavities were observed in V-5Fe alloys irradiated with dual ions, whereas cavities were formed only around grain boundaries in single ion irradiated V-5Fe. (author)
Authors:
Sekimura, Naoto; Kakiuchi, Hironori; Shirao, Yasuyuki; Iwai, Takeo [1] 
  1. Tokyo Univ. (Japan)
Publication Date:
Oct 01, 1996
Product Type:
Technical Report
Report Number:
UTNL-R-0345
Reference Number:
SCA: 360106; PA: JPN-97:005071; EDB-97:085971; SN: 97001800675
Resource Relation:
Other Information: PBD: Oct 1996; Related Information: Is Part Of Annual report of the CTR Blanket Engineering Research Facility in 1995; PB: 168 p.
Subject:
36 MATERIALS SCIENCE; VANADIUM BASE ALLOYS; PHYSICAL RADIATION EFFECTS; NICKEL 58 BEAMS; THERMONUCLEAR REACTOR MATERIALS; BREEDING BLANKETS; MICROSTRUCTURE; CAVITIES; TEMPERATURE DEPENDENCE; TEMPERATURE RANGE 0400-1000 K; X-RAY SPECTROSCOPY; GRAIN BOUNDARIES; DISLOCATIONS; ION IMPLANTATION; TRANSMISSION ELECTRON MICROSCOPY; ALPHA BEAMS
OSTI ID:
489234
Research Organizations:
Tokyo Univ., Tokai, Ibaraki (Japan). Nuclear Engineering Research Lab.
Country of Origin:
Japan
Language:
English
Other Identifying Numbers:
Other: ON: DE97736275; TRN: JP9705071
Availability:
OSTI as DE97736275
Submitting Site:
JPN
Size:
pp. 128-129
Announcement Date:
Jul 11, 1997

Citation Formats

Sekimura, Naoto, Kakiuchi, Hironori, Shirao, Yasuyuki, and Iwai, Takeo. Microstructural and microchemical evolution in vanadium alloys by heavy ion irradiation. Japan: N. p., 1996. Web.
Sekimura, Naoto, Kakiuchi, Hironori, Shirao, Yasuyuki, & Iwai, Takeo. Microstructural and microchemical evolution in vanadium alloys by heavy ion irradiation. Japan.
Sekimura, Naoto, Kakiuchi, Hironori, Shirao, Yasuyuki, and Iwai, Takeo. 1996. "Microstructural and microchemical evolution in vanadium alloys by heavy ion irradiation." Japan.
@misc{etde_489234,
title = {Microstructural and microchemical evolution in vanadium alloys by heavy ion irradiation}
author = {Sekimura, Naoto, Kakiuchi, Hironori, Shirao, Yasuyuki, and Iwai, Takeo}
abstractNote = {Microstructural and microchemical evolution in vanadium alloys were investigated using heavy ion irradiation. No cavities were observed in V-5Cr-5Ti alloys irradiated to 30 dpa at 520 and 600degC. Energy dispersive X-ray spectroscopy analyses showed that Ti peaks around grain boundaries. Segregation of Cr atoms was not clearly detected. Co-implanted helium was also found to enhance dislocation evolution in V-5Cr-5Ti. High density of matrix cavities were observed in V-5Fe alloys irradiated with dual ions, whereas cavities were formed only around grain boundaries in single ion irradiated V-5Fe. (author)}
place = {Japan}
year = {1996}
month = {Oct}
}