Brittany Muntifering, Sarah Jane Blair, Cajer Gong, 等. Cavity Evolution at Grain Boundaries as a Function of Radiation Damage and Thermal Conditions in Nanocrystalline Nickel[J]. 材料研究快报(英文), 2016,4(2):96-103.
Brittany Muntifering, Sarah Jane Blair, Cajer Gong, et al. Cavity Evolution at Grain Boundaries as a Function of Radiation Damage and Thermal Conditions in Nanocrystalline Nickel[J]. Materials Research Letters, 2016, 4(2): 96-103.
Brittany Muntifering, Sarah Jane Blair, Cajer Gong, 等. Cavity Evolution at Grain Boundaries as a Function of Radiation Damage and Thermal Conditions in Nanocrystalline Nickel[J]. 材料研究快报(英文), 2016,4(2):96-103.DOI: 10.1080/21663831.2015.1121165.
Brittany Muntifering, Sarah Jane Blair, Cajer Gong, et al. Cavity Evolution at Grain Boundaries as a Function of Radiation Damage and Thermal Conditions in Nanocrystalline Nickel[J]. Materials Research Letters, 2016, 4(2): 96-103.DOI: 10.1080/21663831.2015.1121165.
Cavity Evolution at Grain Boundaries as a Function of Radiation Damage and Thermal Conditions in Nanocrystalline Nickel
Enhanced radiation tolerance of nanostructured metals is attributed to the high density of interfaces that can absorb radiation-induced defects. Here
cavity evolution mechanisms during cascade damage
helium implantation
and annealing of nanocrystalline nickel are characterized via
in situ
transmission electron microscopy (TEM). Films subjected to self-ion irradiation followed by helium implantation developed evenly distributed cavity structures
whereas films exposed in the reversed order developed cavities preferentially distributed along grain boundaries. Post-irradiation annealing and orientation mapping demonstrated uniform cavity growth in the nanocrystalline structure
and cavities spanning multiple grains. These mechanisms suggest limited ability to reduce swelling
d State Key Laboratory for Turbulence and Complex System Department of Mechanics and Engineering Science Peking University
a SEU-FEI Nano-Pico Center Key Laboratory of MEMS of Ministry of Education School of Integrated Circuits Southeast University
c Woodruff School of Mechanical Engineering Georgia Institute of Technology Atlanta
b College of Materials Science and Engineering Instrumental Analysis Center Taiyuan University of Science and Technology
a SEU-FEI Nano-Pico Center Key Laboratory of MEMS of Ministry of Education School of Integrated Circuits Southeast University Nanjing People’s Republic of China