Improved generalized gradient approximation for positron states in solids
J Kuriplach, B Barbiellini - Physical Review B, 2014 - APS
Several first-principles calculations of positron-annihilation characteristics in solids have
added gradient corrections to the local-density approximation within the theory by Arponen …
added gradient corrections to the local-density approximation within the theory by Arponen …
Positron annihilation spectroscopy of defects in commercially pure titanium saturated with hydrogen
RS Laptev, Y Bordulev, VN Kudiiarov… - Advanced Materials …, 2014 - Trans Tech Publ
The experimental study of the structure of commercially pure titanium after saturation with
hydrogen from the gas phase by means of positron lifetime spectroscopy (PLS) and Doppler …
hydrogen from the gas phase by means of positron lifetime spectroscopy (PLS) and Doppler …
Accurate theoretical prediction on positron lifetime of bulk materials
W Zhang, B Gu, J Liu, B Ye - Computational Materials Science, 2015 - Elsevier
Based on the first-principles calculations, we perform an initiatory statistical assessment on
the reliability level of theoretical positron lifetime of bulk material. We found the original …
the reliability level of theoretical positron lifetime of bulk material. We found the original …
Effects of natural aging on age-hardening behavior of Cu-Be-Co and Cu-Ti alloys severely deformed by high-pressure torsion
M Hibino, C Watanabe, Y Tsuji, R Monzen… - Materials …, 2017 - jstage.jst.go.jp
Abstract Solution-treated Cu-1.8 mass% Be-0.2 mass% Co and Cu-3 mass% Ti alloys were
subjected to severe plastic deformation using high-pressure torsion (HPT) process to …
subjected to severe plastic deformation using high-pressure torsion (HPT) process to …
[PDF][PDF] 完美晶体中正电子体寿命计算的几种方法的分析与比较
黄世娟， 张文帅， 刘建党， 张杰， 李骏， 叶邦角 - 物理学报, 2014 - wulixb.iphy.ac.cn
以正电子寿命为探测对象的正电子湮没寿命谱技术在研究半导体等材料的微缺陷方面得到了
广泛的应用, 它对晶体的结构类型, 缺陷种类以及温度等十分敏感, 因此, 理论上正电子寿命的 …
广泛的应用, 它对晶体的结构类型, 缺陷种类以及温度等十分敏感, 因此, 理论上正电子寿命的 …
Assessment of several calculation methods for positron lifetime
W Zhang, J Liu, J Zhang, S Huang, J Li… - … Proceedings 2nd Japan …, 2014 - jstage.jst.go.jp
We test seven different local density approximation (LDA) or generalized gradient
approximation (GGA) forms of the enhancement factor and correlation potential for positron …
approximation (GGA) forms of the enhancement factor and correlation potential for positron …
Investigation and calculation of positron lifetimes of monovacancies in crystals
S Huang, J Liu, B Ye - Journal of Physics: Conference Series, 2016 - iopscience.iop.org
The first-principles calculations of positron lifetimes of mono-vacancies in crystals were
investigated. We use the two-component density functional theory to respectively compute …
investigated. We use the two-component density functional theory to respectively compute …
Временное и импульсное распределение аннигиляции позитронов в титановом сплаве ВТ1-0 при различном содержании водорода
РС Лаптев, АМ Лидер, ВН Кудияров… - Известия вузов …, 2013 - elibrary.ru
Представлены результаты экспериментального исследования структуры титанового
сплава ВТ1-0 после насыщения водородом из газовой фазы методами спектрометрии …
сплава ВТ1-0 после насыщения водородом из газовой фазы методами спектрометрии …