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swift heavy ion
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高速重イオン衝突による 固体中に埋め込まれた金属ナノ粒子の楕円化変形(後編)
Description/Abstract:
前編では,固体中に埋め込まれた金属ナノ粒子が十数MeV以上の高速重イオン照射により,楕円形さらにナノロッドに変形する現象について紹介した.そして“変形が起こる/起こらない”の条件が,真空中のナノ粒子モデルや電子励起(非弾性)熱スパイク(i-TS)モデルを用いて,ナノ粒子の融...
Keyword:
metal nanoparticle
,
shape elongation
, and
swift heavy ion
Resource Type:
Article
Author:
雨倉 宏
Journal:
しょうとつ
Date Uploaded:
04/03/2024
高速重イオン衝突による 固体中に埋め込まれた金属ナノ粒子の楕円化変形(前編)
Description/Abstract:
シリカガラスなどの固体中に埋め込まれて形成された金属ナノ粒子に対してエネルギー十数MeV以上の高エネルギー重イオン(高速重イオン)を照射すると,照射前はほぼ球形だったナノ粒子がイオンビームと同方向に伸び,葉巻型の回転楕円体(prolate spheroid)のような形に変形...
Keyword:
metal nanoparticle
,
shape elongation
, and
swift heavy ion
Resource Type:
Article
Author:
雨倉 宏
Journal:
しょうとつ
Date Uploaded:
04/03/2024
Irradiation Temperature Dependence of Shape Elongation of Metal Nanoparticles in Silica: Counterevidence to Ion Hammering Related Scenario
Description/Abstract:
Irradiation temperature (IT) dependence of the elongation efficiency of vanadium nanoparticles (NPs) in SiO2 was evaluated: The samples ...
Keyword:
ion shaping
,
irradiation temperature dependence
,
metal nanoparticle
,
optical linear dichroism spectroscopy
,
shape elongation
,
silica glass
, and
swift heavy ion
Resource Type:
Article
Author:
Hiroshi Amekura
,
Saif Ahmad Khan
,
Pawan Kumar Kulriya
, and
Debdulal Kabiraj
Journal:
Quantum Beam Science
Date Uploaded:
11/05/2023
Mechanism of ion track formation in silicon by much lower energy deposition than the formation threshold
Description/Abstract:
The mechanism of the track formation in crystalline silicon (c-Si) under C60 ion irradiation with the medium energies of 1-9 MeV is discu...
Keyword:
C60 ion
,
ion track
,
silicon
,
swift heavy ion
,
synergy effect
, and
track recrystallization
Resource Type:
Article
Author:
H Amekura
,
K Narumi
,
A Chiba
,
Y Hirano
,
K Yamada
,
S Yamamoto
,
N Ishikawa
,
N Okubo
,
M Toulemonde
, and
Y Saitoh
Journal:
PHYSICA SCRIPTA
Date Uploaded:
10/05/2023
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