Currently browsing: Items authored or edited by Alexander Chroneos

Dey, Avishek; Ghosh, Paheli; Chandrabose, Gauthaman; Damptey, Lois A. O.; Kuganathan, Navaratnarajah; Sainio, Sami; Nordlund, Dennis; Selvaraj, Vimalnath; Chroneos, Alexander; Braithwaite, Nicholas St.J. and Krishnamurthy, Satheesh (2021). Ultrafast epitaxial growth of CuO nanowires using atmospheric pressure plasma with enhanced electrocatalytic and photocatalytic activities. Nano Select, 3(3) pp. 627–642.

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Hall, D.J.; Wood, D.; Murray, N.J.; Gow, J.P.D.; Chroneos, A. and Holland, A. (2017). In situ trap properties in CCDs: the donor level of the silicon divacancy. Journal of Instrumentation, 12, article no. P01025.

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Dey, A.; Chroneos, A.; Braithwaite, N. St. J.; Gandhiraman, Ram P. and Krishnamurthy, S. (2016). Plasma engineering of graphene. Applied Physics Reviews, 3(2), article no. 021301.

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Londos, C. A.; Sgourou, E. N.; Hall, D. and Chroneos, A. (2014). Vacancy-oxygen defects in silicon: the impact of isovalent doping. Journal of Materials Science: Materials in Electronics, 25(6) pp. 2395–2410.

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Wang, Hao; Chroneos, Alexander; Hall, David; Sgourou, Efi and Schwingenschlogl, Udo (2013). Phosphorous-vacancy-oxygen defects in silicon. Journal of Materials Chemistry A, 1(37) pp. 11384–11388.

Chroneos, A.; Schwingenschlögl, U.; Schuster, C. and Grimes, R. W. (2012). Electronegativity and doping in semiconductors. Journal of Applied Physics, 112(4), article no. 046101.

Londos, C. A.; Aliprantis, D.; Sgourou, E. N.; Chroneos, A. and Pochet, P. (2012). Formation and evolution of oxygen-vacancy clusters in lead and tin doped silicon. Journal of Applied Physics, 111(12), article no. 123508.

Seymour, I. D.; Tarancón, A.; Chroneos, A.; Parfitt, D.; Kilner, J. A. and Grimes, R. W. (2012). Anisotropic oxygen diffusion in PrBaCo2O5.5 double perovskites. Solid State Ionics, 216 pp. 41–43.

Chroneos, A.; Tahini, A.; Grimes, R. W.; Schwingenschlogl, U. and Dimoulas, A. (2012). Strain-induced changes to the electronic structure of germanium. Journal of Physics: Condensed Matter, 24(19) p. 195802.

Chroneos, A.; Schwingenschlögl, U. and Dimoulas, A. (2012). Impurity diffusion, point defect engineering, and surface/interface passivation in germanium. Annalen der Physik, 524(3-4) pp. 123–132.

Chroneos, A. and Dimoulas, A. (2012). Defect configurations of high-k cations in germanium. Journal of Applied Physics, 111(2), article no. 023714.

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Wang, H.; Chroneos, Alexander; Jiang, C. and Schwingenschlögl, U. (2012). Special quasirandom structures for gadolinia-doped ceria and related materials. Physical Chemistry Chemical Physics, 14(33) pp. 11737–11742.

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Chroneos, A.; Londos, C. A.; Sgourou, E. N. and Pochet, P. (2011). Point defect engineering strategies to suppress A-center formation in silicon. Applied Physics Letters, 99(24) p. 241901.

Murphy, S. T.; Chroneos, A.; Grimes, R. W.; Jiang, C. and Schwingenschlögl, U. (2011). Phase stability and the arsenic vacancy defect in In_xGa_1-xAs. Physical Review B, 84(18) p. 184108.

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Chroneos, A.; Londos, C. A. and Sgourou, E. N. (2011). Effect of tin doping on oxygen- and carbon-related defects in Czochralski silicon. Journal of Applied Physics, 110(9), article no. 093507.

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Tahini, H.; Chroneos, A.; Grimes, R. W. and Schwingenschlögl, U. (2011). Diffusion of tin in germanium: a GGA+U approach. Applied Physics Letters, 99(16) p. 162103.

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Londos, C. A.; Sgourou, E. N.; Chroneos, A. and Emtsev, V. V. (2011). Carbon, oxygen and intrinsic defect interactions in germanium-doped silicon. Semiconductor Science and Technology, 26(10) p. 105024.

Chroneos, Alexander (2011). Effect of carbon on dopant-vacancy pair stability in germanium. Semiconductor Science and Technology, 26(9) 095017.

Schwingenschlögl, U.; Chroneos, A.; Schuster, C. and Grimes, R. W. (2011). Doping and cluster formation in diamond. Journal of Applied Physics, 110(5), article no. 056107.

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Tahini, H.; Chroneos, A.; Grimes, R. W.; Schwingenschlögl, U. and Bracht, H. (2011). Diffusion of E centers in germanium predicted using GGA+U approach. Applied Physics Letters, 99(7) 072112.

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Pulikkotil, J. J.; Chroneos, A. and Schwingenschlögl, U. (2011). Structure of Sn_1-xGe_x random alloys as obtained from the coherent potential approximation. Journal of Applied Physics, 110(3), article no. 036105.

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Chroneos, Alexander; Yildiz, Bilge; Tarancon, Albert; Parfitt, David and Kilner, John A. (2011). Oxygen diffusion in solid oxide fuel cell cathode and electrolyte materials: mechanistic insights from atomistic simulations. Energy & Environmental Science, 4(8) pp. 2774–2789.

Wang, Lu; Shang, Jia-Xiang; Wang, Fu-He; Zhang, Yue and Chroneos, Alexander (2011). Unexpected relationship between interlayer distances and surface/cleavage energies in γ -TiAl: density functional study. Journal of Physics: Condensed Matter, 23(26) p. 265009.

Impellizzeri, G.; Boninelli, S.; Priolo, F.; Napolitani, E.; Spinella, C.; Chroneos, A. and Bracht, H. (2011). Fluorine effect on As diffusion in Ge. Journal of Applied Physics, 109(11), article no. 113527.

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Vovk, R. V.; Nazyrov, Z. F.; Obolenskii, M. A.; Goulatis, I. L.; Chroneos, A. and Pinto Simoes, V. M. (2011). Phase separation in oxygen deficient HoBa₂Cu₃O_7-δ single crystals: effect of high pressure and twin boundaries. Philosophical Magazine, 91(17) pp. 2291–2302.

Chroneos, Alexander; Londos, C. A. and Bracht, H. (2011). A-centers and isovalent impurities in germanium: density functional theory calculations. Materials Science and Engineering B, 176(5) pp. 453–457.

Parfitt, David; Chroneos, Alexander; Tarancón, Albert and Kilner, John A. (2011). Oxygen ion diffusion in cation ordered/disordered GdBaCo₂O₅₊δ. Journal of Materials Chemistry, 21(7) pp. 2183–2186.

Kushima, Akihiro; Parfitt, David; Chroneos, Alexander; Yildiz, Bilge; Kilner, John A. and Grimes, Robin W. (2011). Interstitialcy diffusion of oxygen in tetragonal La₂CoO_4+δ. Physical Chemistry Chemical Physics, 13(6) pp. 2242–2249.

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Seymour, I. D.; Chroneos, A.; Kilner, J. A. and Grimes, R. W. (2011). Defect processes in orthorhombic LnBaCo₂O_5.5 double perovskites. Physical Chemistry Chemical Physics, 13(33) pp. 15305–15310.

Murphy, S. T.; Chroneos, A.; Jiang, C.; Schwingenschlögl, U. and Grimes, R. W. (2010). Deviations from Vegard's law in ternary III-V alloys. Physical Review B, 82(7) 073201.

Chroneos, A.; Jiang, C.; Grimes, R. W. and Schwingenschlögl, U. (2010). Special quasirandom structures for binary/ternary group IV random alloys. Chemical Physics Letters, 493(1-3) pp. 97–102.

Schwingenschlögl, U.; Chroneos, A.; Schuster, C. and Grimes, R. W. (2010). Extrinsic doping in silicon revisited. Applied Physics Letters, 96(24) p. 242107.

Chroneos, A. and Londos, C. A. (2010). Interaction of A-centers with isovalent impurities in silicon. Journal of Applied Physics, 107(9), article no. 093518.

Chroneos, Alexander; Kube, R. V.; Bracht, H.; Grimes, R. W. and Schwingenschlögl, U. (2010). Vacancy-indium clusters in implanted germanium. Chemical Physics Letters, 490(1-3) pp. 38–40.

Chroneos, A.; Vovk, R. V.; Goulatis, I. L. and Goulatis, L. I. (2010). Oxygen transport in perovskite and related oxides: a brief review. Journal of Alloys and Compounds, 494(1-2) pp. 190–195.

Chroneos, A. (2010). Dopant-vacancy cluster formation in germanium. Journal of Applied Physics, 107(7), article no. 076102.

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Chroneos, Alexander; Parfitt, David; Kilner, John A. and Grimes, Robin W. (2010). Anisotropic oxygen diffusion in tetragonal La₂NiO_4+δ: molecular dynamics calculations. Journal of Materials Chemistry, 20(2) pp. 266–270.

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Parfitt, David; Chroneos, Alexander; Kilner, John A. and Grimes, Robin W. (2010). Molecular dynamics study of oxygen diffusion in Pr₂NiO_4+δ. Physical Chemistry Chemical Physics, 12(25) pp. 6834–6836.

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Vovk, R.V.; Obolenskii, M. A.; Zavgorodniy, A. A.; Goulatis, I. L.; Chroneos, A. and Biletskiy, E. V. (2009). Resistive investigation of pseudogap state in non-stoichiometric ReBa₂Cu₃O_7-δ (Re = Y, Ho) single crystals with account for BCS-BEC crossover. Journal of Alloys and Compounds, 485(1-2) L21-L23.

Ashley, N. J.; Parfitt, D.; Chroneos, A. and Grimes, R. W. (2009). Mechanisms of nonstoichiometry in HfN_1-x. Journal of Applied Physics, 106(8), article no. 083502.

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Chroneos, A.; Grimes, R. W. and Bracht, H. (2009). Fluorine codoping in germanium to suppress donor diffusion and deactivation. Journal of Applied Physics, 106(6), article no. 063707.

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Kube, R.; Bracht, H.; Chroneos, A.; Posselt, M. and Schmidt, B. (2009). Intrinsic and extrinsic diffusion of indium in germanium. Journal of Applied Physics, 106(6), article no. 063534.

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Chroneos, A.; Jiang, C.; Grimes, R. W.; Schwingenschlögl, U. and Bracht, H. (2009). E centers in ternary Si_1-x-yGe_xSn_y random alloys. Applied Physics Letters, 95(11) p. 112101.

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Chroneos, A.; Jiang, C.; Schwingenschlögl, U. and Bracht, H. (2009). Defect interactions in Sn_1-xGe_x random alloys. Applied Physics Letters, 94(25) p. 252104.

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Rupasov, D.; Chroneos, A.; Parfitt, D.; Kilner, J. A.; Grimes, R. W.; Istomin, S. Ya. and Antipov, E. V. (2009). Oxygen diffusion in Sr_0.75Y_0.25CoO_2.625: a molecular dynamics study. Physical Review B (Condensed Matter and Material Physics), 79(17) p. 172102.

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Chroneos, Alexander (2009). Effect of germanium substrate loss and nitrogen on dopant diffusion in germanium. Journal of Applied Physics, 105(5), article no. 056101.

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Chroneos, A.; Grimes, R. W. and Bracht, H. (2009). Impact of germanium on vacancy clustering in germanium-doped silicon. Journal of Applied Physics, 105(1), article no. 016102.

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Chroneos, A.; Bracht, H.; Grimes, R. W. and Uberuaga, B. P. (2008). Phosphorous clustering in germanium-rich silicon germanium. Materials Science and Engineering B, 154-55 pp. 72–75.

Chroneos, A.; Grimes, R. W.; Bracht, H. and Uberuaga, B. P. (2008). Engineering the free vacancy and active donor concentrations in phosphorus and arsenic double donor-doped germanium. Journal of Applied Physics, 104(11), article no. 113724.

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Chroneos, A. and Bracht, H. (2008). Concentration of intrinsic defects and self-diffusion in GaSb. Journal of Applied Physics, 104(9), article no. 093714.

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Chroneos, A.; Bracht, H.; Jiang, C. and Uberuaga, B. P. (2008). Nonlinear stability of E centers in Si_1-xGe_x: electronic structure calculations. Physical Review B, 78(19) p. 195201.

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Bracht, Hartmut and Chroneos, Alexander (2008). The vacancy in silicon: a critical evaluation of experimental and theoretical results. Journal of Applied Physics, 104(7), article no. 076108.

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Vovk, R.V.; Obolenskii, M. A.; Bondarenko, A. V.; Goulatis, I.L.; Samoilov, A. V.; Chroneos, A. and Pinto Simoes, V.M. (2008). Transport anisotropy and pseudo-gap state in oxygen deficient ReBa₂Cu₃O_7-δ (Re = Y, Ho) single crystals. Journal of Alloys and Compounds, 464(1-2) pp. 58–66.

Chroneos, A.; Grimes, R. W.; Uberuaga, B. P. and Bracht, H. (2008). Diffusion and defect reactions between donors, C, and vacancies in Ge. II. Atomistic calculations of related complexes. Physical Review B (Condensed Matter and Material Physics), 77(23) p. 235208.

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Chroneos, A.; Bracht, H.; Grimes, R. W. and Uberuaga, B. P. (2008). Vacancy-mediated dopant diffusion activation enthalpies for germanium. Applied Physics Letters, 92(17) p. 172103.

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Vovk, R.V.; Obolenskii, M.A.; Zavgorodniy, A. A.; Bondarenko, A. V.; Goulatis, I. L.; Samoilov, A. V. and Chroneos, A. (2008). Effect of high pressure on the fluctuation conductivity and the charge transfer of YBa₂Cu₃O_7−δ single crystals. Journal of Alloys and Compounds, 453(1-2) pp. 69–74.