Ricardo Vieira

Junior Researcher

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Department

  • Chemistry
  • 15.3.31

Research

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Publications

Defect levels and hyperfine constants of hydrogen in beryllium oxide from hybrid-functional calculations and muonium spectroscopy

Marinopoulos, AG; Vilao, RC; Vieira, RBL; Alberto, HV; Gil, JM; Yakushev, MV; Scheuermann, R; Goko, T
2017, PHILOSOPHICAL MAGAZINE, 97, 24, 2108-2128.

Isolated hydrogen configurations in zirconia as seen by muon spin spectroscopy and ab initio calculations

Vieira, RBL; Vilao, RC; Marinopoulos, AG; Gordo, PM; Paixao, JA; Alberto, HV; Gil, JM; Weidinger, A; Lichti, RL; Baker, B; Mengyan, PW; Lord, JS
2016, PHYSICAL REVIEW B, 94, 11.

Electronic structure of interstitial hydrogen in lutetium oxide from DFT plus U calculations and comparison study with mu SR spectroscopy

da Silva, EL; Marinopoulos, AG; Vieira, RBL; Vilao, RC; Alberto, HV; Gil, JM; Lichti, RL; Mengyan, PW; Baker, BB
2016, PHYSICAL REVIEW B, 94, 1.

Muonium donor in rutile TiO2 and comparison with hydrogen

Vilao, RC; Vieira, RBL; Alberto, HV; Gil, JM; Weidinger, A; Lichti, RL; Baker, BB; Mengyan, PW; Lord, JS
2015, PHYSICAL REVIEW B, 92, 8.

Muonium states in Cu2ZnSnS4 solar cell material

Alberto, HV; Vila, RC; Gil, JM; Duarte, JP; Vieira, RBL; Weidinger, A; Leitao, JP; da Cunha, AF; Sousa, MG; Teixeira, JP; Fernandes, PA; Salome, PMP; Timmo, K; Loorits, M; Amato, A; Luetkens, H; Prokscha, T; Suter, A; Salman, Z
2014, 13TH INTERNATIONAL CONFERENCE ON MUON SPIN ROTATION, RELAXATION AND RESONANCE, 551.

High-field study of muonium states in HfO2 and ZrO2

Vieira, RBL; Vilao, RC; Alberto, HV; Gil, JM; Weidinger, A; Baker, BB; Mengyan, PW; Lichti, RL
2014, 13TH INTERNATIONAL CONFERENCE ON MUON SPIN ROTATION, RELAXATION AND RESONANCE, 551.

Muon-Spin-Rotation study of yttria-stabilized zirconia (ZrO2:Y): Evidence for muon and electron separate traps

Vieira, RBL; Vilao, RC; Gordo, PM; Marinopoulos, AG; Alberto, HV; Duarte, JP; Gil, JM; Weidinger, A; Lord, JS
2014, 13TH INTERNATIONAL CONFERENCE ON MUON SPIN ROTATION, RELAXATION AND RESONANCE, 551.

Charge Injection Rates in Hybrid Nanosilicon-Polythiophene Bulk Heterojunction Solar Cells

Carvalho, A; Martsinovich, N; Vieira, R; Troisi, A
2013, JOURNAL OF PHYSICAL CHEMISTRY C, 117, 1, 110-115.

Hydrogen impurity in yttria: Ab initio and mu SR perspectives

Silva, EL; Marinopoulos, AG; Vilao, RC; Vieira, RBL; Alberto, HV; Duarte, JP; Gil, JM
2012, PHYSICAL REVIEW B, 85, 16.

Hydrogen impurity in paratellurite alpha-TeO2: Muon-spin rotation and ab initio studies

Vilao, RC; Marinopoulos, AG; Vieira, RBL; Weidinger, A; Alberto, HV; Duarte, JP; Gil, JM; Lord, JS; Cox, SFJ
2011, PHYSICAL REVIEW B, 84, 4.

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