Search Results - "Donát, J"

Czech Hospital in Uganda and quality of obstetric care by Donát, J, Brejchová, E

“…The target was to evaluate the present state of obstetric care in Czech Hospital in Buikwe in Uganda. We evaluated a professional level of hospital physicians,…”
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Classification of perovskite structural types with dynamical octahedral tilting by Adams, Donat J, Churakov, Sergey V

“…Perovskites ABX with delocalized positions of the X atoms represent a distinct class of dynamically distorted structures with peculiar structural relations and…”
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Quantum mechanical theory diffusion in solids. An application to H in silicon and Li in LiFePO4 by Adams, Donat J.

“…We develop a fully quantum mechanical formalism to calculate ionic transition states in solids and determine diffusion constants for H in Si and Li and Fe in…”
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Optical Properties of Cubic GaN Quantum Dots Grown by Molecular Beam Epitaxy by Blumenthal, Sarah, Reuter, Dirk, As, Donat J.

“…We have investigated the optical properties of self‐assembled cubic GaN quantum dots (QDs) in a cubic AlN matrix grown in Stranski–Krastanov growth mode. Two…”
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Photoluminescence Line‐Shape Analysis of Highly n‐Type Doped Zincblende GaN by Baron, Elias, Goldhahn, Rüdiger, Deppe, Michael, As, Donat J., Feneberg, Martin

“…An investigation of different n‐type doped zincblende gallium nitride thin films measured by photoluminescence from 7 K to room temperature is presented. The…”
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Single-photon emission from cubic GaN quantum dots by Kako, Satoshi, Holmes, Mark, Sergent, Sylvain, Bürger, Matthias, As, Donat J., Arakawa, Yasuhiko

“…We report the demonstration of single-photon emission from cubic GaN/AlN quantum dots grown by molecular beam epitaxy. We have observed spectrally clean and…”
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Correlation of the Carrier Decay Time and Barrier Thickness for Asymmetric Cubic GaN/Al0.64Ga0.36N Double Quantum Wells by Wecker, Tobias, Callsen, Gordon, Hoffmann, Axel, Reuter, Dirk, As, Donat J.

“…The carrier transfer via non‐resonant tunneling is of great significance for many devices like the quantum cascade laser. In this study time‐resolved…”
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Stacked Self‐Assembled Cubic GaN Quantum Dots Grown by Molecular Beam Epitaxy by Blumenthal, Sarah, Rieger, Torsten, Meertens, Doris, Pawlis, Alexander, Reuter, Dirk, As, Donat J.

“…We have investigated the stacking of self‐assembled cubic GaN quantum dots (QDs) grown in Stranski–Krastanov (SK) growth mode. The number of stacked layers is…”
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MBE growth and applications of cubic AlN/GaN quantum wells by As, Donat J., Mietze, Christian

“…Molecular beam epitaxy (MBE) of cubic group III‐nitrides is a direct way to eliminate polarization effects which inherently limit the performance of…”
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Molecular Beam Epitaxy Growth and Characterization of Germanium‐Doped Cubic AlxGa1−xN by Deppe, Michael, Henksmeier, Tobias, Gerlach, Jürgen W., Reuter, Dirk, As, Donat J.

“…In cubic (c‐)GaN Ge has emerged as a promising alternative to Si for n‐type doping, offering the advantage of slightly improved electrical properties. Herein,…”
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Incorporation of germanium for n‐type doping of cubic GaN by Deppe, Michael, Gerlach, Jürgen W., Reuter, Dirk, As, Donat J.

“…We introduce germanium as an alternative to silicon for n‐type doping of cubic gallium nitride. Layers with electron concentrations up to 3.7 × 1020 cm−3 were…”
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Ultrafast carrier dynamics and resonant inter-miniband nonlinearity of a cubic GaN/AlN superlattice by Jostmeier, Thorben, Wecker, Tobias, Reuter, Dirk, As, Donat J., Betz, Markus

“…We investigate the linear and dynamical nonlinear optical properties of a superlattice composed of ultra-narrow n-doped GaN/AlN quantum wells. Owing to huge…”
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Optical properties of cubic GaN from 1 to 20 eV by Feneberg, Martin, Röppischer, Marcus, Cobet, Christoph, Esser, Norbert, Schörmann, Jörg, Schupp, Thorsten, As, Donat J., Hörich, Florian, Bläsing, Jürgen, Krost, Alois, Goldhahn, Rüdiger

“…We present a comprehensive overview of the optical properties of zinc-blende GaN. By a variety of different methods, such as temperature-dependent…”
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An Uncommon Case of Pneumonia by von Donat, J A, Weber, M

“…Pneumocystis jirovecii pneumonia is a common cause of respiratory disease in immunocompromised hosts. We describe a case of an HIV negative, immunocompetent…”
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Photoluminescence of gallium ion irradiated hexagonal and cubic GaN quantum dots by Rothfuchs, Charlotte, Kukharchyk, Nadezhda, Koppe, Tristan, Semond, Fabrice, Blumenthal, Sarah, Becker, Hans-Werner, As, Donat J., Hofsäss, Hans C., Wieck, Andreas D., Ludwig, Arne

“…We report on ion implantation into GaN QDs and investigate their radiation hardness. The experimental study is carried out by photoluminescence (PL)…”
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Photoluminescence excitation spectroscopy of excited states of an asymmetric cubic GaN/Al0.25Ga0.75N double quantum well grown by molecular beam epitaxy by Wecker, Tobias, Callsen, Gordon, Hoffmann, Axel, Reuter, Dirk, As, Donat J.

“…Optical transitions involving higher energy levels of cubic AlGaN quantum wells are investigated by means of photoluminescence excitation spectroscopy. An…”
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Room temperature green light emission from nonpolar cubic InGaN∕GaN multi-quantum-wells by Li, Shunfeng, Schörmann, Jörg, As, Donat J., Lischka, Klaus

“…Cubic InGaN∕GaN multi-quantum-wells (MQWs) with high structural and optical quality are achieved by utilizing freestanding 3C-SiC (001) substrates and…”
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Identifying Photoreaction Products in Cinnamate-Based Photoalignment Materials by Adams, Donat J, Chappellet, Sabrina, Lincker, Frédéric, Ibn-Elhaj, Mohammed, Watts, Benjamin, Iannuzzi, Marcella, Šišak Jung, Dubravka, Pignedoli, Carlo A, Passerone, Daniele

“…A novel joint computational and experimental strategy is developed and applied for the detection and the identification of photoreaction products in…”
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Dysphagia in patients with acute ischemic stroke in Clínica Alemana Temuco, during the period from October 2013 to October 2014 by Rivas, R.J, Klapp, C.A, Pasten, P, Donat, J, Alveal, D, Alarcón, R, Henríquez, M, Carvallo, L.X, Carvallo, P.A

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Oculoleptomeningeal amyloidosis in a large kindred with a new transthyretin variant Tyr69His by BLEVINS, G, MACAULAY, R, HARDER, S, FLADELAND, D, YAMASHITA, T, YAZAKI, M, HAMIDI ASL, K, BENSON, M. D, DONAT, J. R

“…To describe the clinical, radiologic, and pathologic findings of a kindred with oculoleptomeningeal amyloidosis and a newly associated transthyretin mutation…”
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