Search Results - "Straňák, Patrik"

Metal‐Organic Chemical Vapor Deposition of Aluminum Yttrium Nitride by Leone, Stefano, Streicher, Isabel, Prescher, Mario, Straňák, Patrik, Kirste, Lutz

“…Transition metal nitrides, namely group 3 (Sc and Y) elements alloyed with AlN, are predicted to enhance several characteristics of wurtzite semiconducting…”
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Comparison of aluminum nitride thin films prepared by magnetron sputter epitaxy in nitrogen and ammonia atmosphere by Sundarapandian, Balasubramanian, Tran, Dat Q., Kirste, Lutz, Straňák, Patrik, Graff, Andreas, Prescher, Mario, Nair, Akash, Raghuwanshi, Mohit, Darakchieva, Vanya, Paskov, Plamen P., Ambacher, Oliver

“…Wurtzite-type aluminum nitride (AlN) thin films exhibiting high thermal conductivity, large grain size, and low surface roughness are desired for both bulk…”
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Two-dimensional electron gases in AlYN/GaN heterostructures grown by metal–organic chemical vapor deposition by Streicher, Isabel, Straňák, Patrik, Kirste, Lutz, Prescher, Mario, Müller, Stefan, Leone, Stefano

“…Wurtzite AlN alloyed with group 3 elements Sc and Y boosts the performance of GaN-based high-electron-mobility transistors (HEMTs) significantly as they…”
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Understanding Interfaces in AlScN/GaN Heterostructures by Streicher, Isabel, Leone, Stefano, Zhang, Meiling, Tlemcani, Taoufik Slimani, Bah, Micka, Straňák, Patrik, Kirste, Lutz, Prescher, Mario, Yassine, Ali, Alquier, Daniel, Ambacher, Oliver

“…Aluminum scandium nitride barrier layers increase the available sheet charge carrier density in gallium nitride‐based high‐electron‐mobility transistors and…”
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Enhanced AlScN/GaN Heterostructures Grown with a Novel Precursor by Metal–Organic Chemical Vapor Deposition by Streicher, Isabel, Leone, Stefano, Kirste, Lutz, Manz, Christian, Straňák, Patrik, Prescher, Mario, Waltereit, Patrick, Mikulla, Michael, Quay, Rüdiger, Ambacher, Oliver

“…Growth of AlScN high‐electron‐mobility transistor (HEMT) structures by metal–organic chemical vapor deposition (MOCVD) is challenging due to the low vapor…”
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Pseudovertical Schottky Diodes on Heteroepitaxially Grown Diamond by Weippert, Jürgen, Reinke, Philipp, Benkhelifa, Fouad, Czap, Heiko, Giese, Christian, Kirste, Lutz, Straňák, Patrik, Kustermann, Jan, Engels, Jan, Lebedev, Vadim

“…Substrates comprising heteroepitaxially grown single-crystalline diamond epilayers were used to fabricate pseudovertical Schottky diodes. These consisted of…”
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Conformer-specific polar cycloaddition of dibromobutadiene with trapped propene ions by Kilaj, Ardita, Wang, Jia, Straňák, Patrik, Schwilk, Max, Rivero, Uxía, Xu, Lei, von Lilienfeld, O. Anatole, Küpper, Jochen, Willitsch, Stefan

“…Diels–Alder cycloadditions are efficient routes for the synthesis of cyclic organic compounds. There has been a long-standing discussion whether these…”
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Demonstration and STEM Analysis of Ferroelectric Switching in MOCVD‐Grown Single Crystalline Al0.85Sc0.15N by Wolff, Niklas, Schönweger, Georg, Streicher, Isabel, Islam, Md Redwanul, Braun, Nils, Straňák, Patrik, Kirste, Lutz, Prescher, Mario, Lotnyk, Andriy, Kohlstedt, Hermann, Leone, Stefano, Kienle, Lorenz, Fichtner, Simon

“…Wurtzite‐type Al1−xScxN solid solutions grown by metal organic chemical vapor deposition are for the first time confirmed to be ferroelectric. The film with…”
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Demonstration and STEM Analysis of Ferroelectric Switching in MOCVD‐Grown Single Crystalline Al 0.85 Sc 0.15 N by Wolff, Niklas, Schönweger, Georg, Streicher, Isabel, Islam, Md Redwanul, Braun, Nils, Straňák, Patrik, Kirste, Lutz, Prescher, Mario, Lotnyk, Andriy, Kohlstedt, Hermann, Leone, Stefano, Kienle, Lorenz, Fichtner, Simon

“…Wurtzite‐type Al 1− x Sc x N solid solutions grown by metal organic chemical vapor deposition are for the first time confirmed to be ferroelectric. The film…”
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Structural and electrical properties of fiber textured and epitaxial molybdenum thin films prepared by magnetron sputter epitaxy by Sundarapandian, Balasubramanian, Raghuwanshi, Mohit, Straňák, Patrik, Yu, Yuan, Lyu, Haiyan, Prescher, Mario, Kirste, Lutz, Ambacher, Oliver

“…Molybdenum (Mo) due to its optimal structural, physical, and acoustic properties find application as electrode material in aluminum scandium nitride (AlScN)…”
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Improved Leakage Currents and Polarity Control through Oxygen Incorporation in Ferroelectric Al0.73Sc0.27N Thin Films by Islam, Md Redwanul, Wolff, Niklas, Schönweger, Georg, Kreutzer, Tom-Niklas, Brown, Margaret, Gremmel, Maike, Straňák, Patrik, Kirste, Lutz, Brennecka, Geoff L, Fichtner, Simon, Kienle, Lorenz

“…This article examines systematic oxygen (O)-incorporation to reduce total leakage currents in sputtered wurtzite-type ferroelectric Al0.73Sc0.27N thin films,…”
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Development and characterization of high-frequency sources for supersonic beams of fluorine radicals by Straňák, Patrik, Ploenes, Ludger, Hofsäss, Simon, Dulitz, Katrin, Stienkemeier, Frank, Willitsch, Stefan

“…We present and compare two high-pressure, high-frequency electric-discharge sources for the generation of supersonic beams of fluorine radicals. The sources…”
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Conformational and state-specific effects in reactions of 2,3-dibromobutadiene with Coulomb-crystallized calcium ions by Kilaj, Ardita, Käser, Silvan, Wang, Jia, Straňák, Patrik, Schwilk, Max, Xu, Lei, von Lilienfeld, O. Anatole, Küpper, Jochen, Meuwly, Markus, Willitsch, Stefan

“…Recent advances in experimental methodology enabled studies of the quantum-state and conformational dependence of chemical reactions under precisely controlled…”
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Demonstration and STEM Analysis of Ferroelectric Switching in MOCVD-Grown Single Crystalline Al$_{0.85}$Sc$_{0.15}$N by Wolff, Niklas, Schoenweger, Georg, Streicher, Isabel, Islam, Md Redwanul, Braun, Nils, Stranak, Patrik, Kirste, Lutz, Prescher, Mario, Lotnyk, Andriy, Kohlstedt, Hermann, Leone, Stefano, Kienle, Lorenz, Fichtner, Simon

“…Adv. Physics Res. 2024, 2300113 Wurtzite-type Al$_{1-x}$Sc$_x$N solid solutions grown by metal organic chemical vapour deposition are for the first time…”
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Conformer-specific polar cycloaddition of dibromobutadiene with trapped propene ions by Kilaj, Ardita, Wang, Jia, Stranak, Patrik, Schwilk, Max, Rivero, Uxia, Xu, Lei, von Lilienfeld, O. Anatole, Küpper, Jochen, Willitsch, Stefan

“…Diels-Alder cycloadditions are efficient routes for the synthesis of cyclic organic compounds. There has been a long-standing discussion whether these…”
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