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Journal Articles

Phase-selective growth of κ- vs β-Ga2O3 and (InxGa1−x)2O3 by In-mediated metal exchange catalysis in plasma-assisted molecular beam epitaxy

A. Ardenghi, O. Bierwagen, J. Lähnemann, E. Luna, J. Kler, A. Falkenstein, M. Martin, A. Sacchi, P. Mazzolini
Journal: APL Materials
APL Mater. 12, 101103 (2024)
https://doi.org/10.1063/5.0226050
Published: October 2024
View article titled, Phase-selective growth of <em>κ</em>- vs <em>β</em>-Ga<sub>2</sub>O<sub>3</sub> and (In<sub><em>x</em></sub>Ga<sub>1−<em>x</em></sub>)<sub>2</sub>O<sub>3</sub> by In-mediated metal exchange catalysis in plasma-assisted molecular beam epitaxy
Open the PDF for Phase-selective growth of <em>κ</em>- vs <em>β</em>-Ga<sub>2</sub>O<sub>3</sub> and (In<sub><em>x</em></sub>Ga<sub>1−<em>x</em></sub>)<sub>2</sub>O<sub>3</sub> by In-mediated metal exchange catalysis in plasma-assisted molecular beam epitaxy in another window
Journal Articles

Composition and strain of the pseudomorphic α-phase intermediate layer at the Ga2O3/Al2O3 interface

M. Schowalter, A. Karg, M. Alonso-Orts, J. A. Bich, S. Raghuvansy, M. S. Williams, F. F. Krause, T. Grieb, C. Mahr, T. Mehrtens, P. Vogt, A. Rosenauer, M. Eickhoff
Journal: APL Materials
APL Mater. 12, 091104 (2024)
https://doi.org/10.1063/5.0226857
Published: September 2024
View article titled, Composition and strain of the pseudomorphic <em>α</em>-phase intermediate layer at the Ga<sub>2</sub>O<sub>3</sub>/Al<sub>2</sub>O<sub>3</sub> interface
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Journal Articles

Utilizing (Al, Ga)2O3/Ga2O3 superlattices to measure cation vacancy diffusion and vacancy-concentration-dependent diffusion of Al, Sn, and Fe in β-Ga2O3

Nathan D. Rock, Haobo Yang, Brian Eisner, Aviva Levin, Arkka Bhattacharyya, Sriram Krishnamoorthy, Praneeth Ranga, Michael A. Walker, Larry Wang, Ming Kit Cheng, Wei Zhao, Michael A. Scarpulla
Journal: APL Materials
APL Mater. 12, 081101 (2024)
https://doi.org/10.1063/5.0206398
Published: August 2024
View article titled, Utilizing (Al, Ga)<sub>2</sub>O<sub>3</sub>/Ga<sub>2</sub>O<sub>3</sub> superlattices to measure cation vacancy diffusion and vacancy-concentration-dependent diffusion of Al, Sn, and Fe in <em>β</em>-Ga<sub>2</sub>O<sub>3</sub>
Open the PDF for Utilizing (Al, Ga)<sub>2</sub>O<sub>3</sub>/Ga<sub>2</sub>O<sub>3</sub> superlattices to measure cation vacancy diffusion and vacancy-concentration-dependent diffusion of Al, Sn, and Fe in <em>β</em>-Ga<sub>2</sub>O<sub>3</sub> in another window
Journal Articles

Effect of neural firing pattern on NbOx/Al2O3 memristor-based reservoir computing system

Dongyeol Ju, Hyeonseung Ji, Jungwoo Lee, Sungjun Kim
Journal: APL Materials
APL Mater. 12, 071121 (2024)
https://doi.org/10.1063/5.0211178
Published: July 2024
View article titled, Effect of neural firing pattern on NbO<sub>x</sub>/Al<sub>2</sub>O<sub>3</sub> memristor-based reservoir computing system
Open the PDF for Effect of neural firing pattern on NbO<sub>x</sub>/Al<sub>2</sub>O<sub>3</sub> memristor-based reservoir computing system in another window
Includes: Supplementary data
Journal Articles

Common anion rule in oxide heterointerfaces: Experimental verification by in situ photoemission spectroscopy

Ryotaro Hayasaka, Tatsuhiko Kanda, Yuuki Masutake, Duy Khanh Nguyen, Naoto Hasegawa, Seitaro Inoue, Asato Wada, Miho Kitamura, Daisuke Shiga, Kohei Yoshimatsu, Hiroshi Kumigashira
Journal: APL Materials
APL Mater. 12, 071111 (2024)
https://doi.org/10.1063/5.0223269
Published: July 2024
View article titled, Common anion rule in oxide heterointerfaces: Experimental verification by <em>in situ</em> photoemission spectroscopy
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Journal Articles

Assignments of vibrational lines to OD-impurity complexes for adventitious impurities in β-Ga2O3

Andrew Venzie, Michael Stavola, W. Beall Fowler, Evan R. Glaser, Marko J. Tadjer, Jason I. Forbus, Mary Ellen Zvanut, Stephen J. Pearton
Journal: APL Materials
APL Mater. 12, 071108 (2024)
https://doi.org/10.1063/5.0219979
Published: July 2024
View article titled, Assignments of vibrational lines to OD-impurity complexes for adventitious impurities in β-Ga<sub>2</sub>O<sub>3</sub>
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Journal Articles

Patterning and epitaxy of large-area arrays of nanoscale complex oxide epitaxial heterostructures

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Miguel A. Betancourt-Ponce, Rui Liu, Jian Sun, Paul G. Evans, Padma Gopalan
Journal: APL Materials
APL Mater. 12, 051123 (2024)
https://doi.org/10.1063/5.0203258
Published: May 2024
View article titled, Patterning and epitaxy of large-area arrays of nanoscale complex oxide epitaxial heterostructures
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Includes: Supplementary data
Journal Articles

A new class of single-phase multiferroics: Bismuth-based layered supercell oxide thin films—Current progress and future perspectives

Jianan Shen, James P. Barnard, Haiyan Wang
Journal: APL Materials
APL Mater. 12, 040601 (2024)
https://doi.org/10.1063/5.0201790
Published: April 2024
View article titled, A new class of single-phase multiferroics: Bismuth-based layered supercell oxide thin films—Current progress and future perspectives
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Journal Articles

State of the art, trends, and opportunities for oxide epitaxy

F. V. E. Hensling, W. Braun, D. Y. Kim, L. N. Majer, S. Smink, B. D. Faeth, J. Mannhart
Journal: APL Materials
APL Mater. 12, 040902 (2024)
https://doi.org/10.1063/5.0196883
Published: April 2024
View article titled, State of the art, trends, and opportunities for oxide epitaxy
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Includes: Supplementary data
Journal Articles

Dielectric multilayers impact on radiation-induced charge accumulation in highly sensitive oxide field effect transistors

Camilla Bordoni, Andrea Ciavatti, Mariana Cortinhal, Maria Pereira, Tobias Cramer, Pedro Barquinha, Beatrice Fraboni
Journal: APL Materials
APL Mater. 12, 031106 (2024)
https://doi.org/10.1063/5.0189167
Published: March 2024
View article titled, Dielectric multilayers impact on radiation-induced charge accumulation in highly sensitive oxide field effect transistors
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Journal Articles

Broad luminescence from Zn acceptors in Zn doped β-Ga2O3

Ylva K. Hommedal, Ymir K. Frodason, Augustinas Galeckas, Lasse Vines, Klaus Magnus H. Johansen
Journal: APL Materials
APL Mater. 12, 021109 (2024)
https://doi.org/10.1063/5.0190156
Published: February 2024
View article titled, Broad luminescence from Zn acceptors in Zn doped <em>β</em>-Ga<sub>2</sub>O<sub>3</sub>
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Journal Articles

Unraveling the atomic mechanism of the disorder–order phase transition from γ-Ga2O3 to β-Ga2O3

Charlotte Wouters, Musbah Nofal, Piero Mazzolini, Jijun Zhang, Thilo Remmele, Albert Kwasniewski, Oliver Bierwagen, Martin Albrecht
Journal: APL Materials
APL Mater. 12, 011110 (2024)
https://doi.org/10.1063/5.0182500
Published: January 2024
View article titled, Unraveling the atomic mechanism of the disorder–order phase transition from γ-Ga<sub>2</sub>O<sub>3</sub> to β-Ga<sub>2</sub>O<sub>3</sub>
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Journal Articles

Atomic-scale investigation of γ-Ga2O3 deposited on MgAl2O4 and its relationship with β-Ga2O3

Jingyu Tang, Kunyao Jiang, Chengchao Xu, Matthew J. Cabral, Kelly Xiao, Lisa M. Porter, Robert F. Davis
Journal: APL Materials
APL Mater. 12, 011109 (2024)
https://doi.org/10.1063/5.0180922
Published: January 2024
View article titled, Atomic-scale investigation of γ-Ga<sub>2</sub>O<sub>3</sub> deposited on MgAl<sub>2</sub>O<sub>4</sub> and its relationship with β-Ga<sub>2</sub>O<sub>3</sub>
Open the PDF for Atomic-scale investigation of γ-Ga<sub>2</sub>O<sub>3</sub> deposited on MgAl<sub>2</sub>O<sub>4</sub> and its relationship with β-Ga<sub>2</sub>O<sub>3</sub> in another window
Journal Articles

Growth of β-Ga2O3 and ϵ/κ-Ga2O3 on AlN(0001) by molecular-beam epitaxy

Sushma Raghuvansy, Jon P. McCandless, Marco Schowalter, Alexander Karg, Manuel Alonso-Orts, Martin S. Williams, Christian Tessarek, Stephan Figge, Kazuki Nomoto, Huili Grace Xing, Darrell G. Schlom, Andreas Rosenauer, Debdeep Jena, Martin Eickhoff, Patrick Vogt
Journal: APL Materials
APL Mater. 11, 111113 (2023)
https://doi.org/10.1063/5.0174373
Published: November 2023
View article titled, Growth of β-Ga<sub>2</sub>O<sub>3</sub> and ϵ/κ-Ga<sub>2</sub>O<sub>3</sub> on AlN(0001) by molecular-beam epitaxy
Open the PDF for Growth of β-Ga<sub>2</sub>O<sub>3</sub> and ϵ/κ-Ga<sub>2</sub>O<sub>3</sub> on AlN(0001) by molecular-beam epitaxy in another window
Journal Articles

Identification and characterization of deep nitrogen acceptors in β-Ga2O3 using defect spectroscopies

Hemant Ghadi, Joe F. McGlone, Evan Cornuelle, Alexander Senckowski, Shivam Sharma, Man Hoi Wong, Uttam Singisetti, Ymir Kalmann Frodason, Hartwin Peelaers, John L. Lyons, Joel B. Varley, Chris G. Van de Walle, Aaron Arehart, Steven A. Ringel
Journal: APL Materials
APL Mater. 11, 111110 (2023)
https://doi.org/10.1063/5.0160541
Published: November 2023
View article titled, Identification and characterization of deep nitrogen acceptors in β-Ga<sub>2</sub>O<sub>3</sub> using defect spectroscopies
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Journal Articles

Studies on the structure and the magnetic properties of high-entropy spinel oxide (MgMnFeCoNi)Al2O4

Evan Krysko, Lujin Min, Yu Wang, Na Zhang, John P. Barber, Gabriela E. Niculescu, Joshua T. Wright, Fankang Li, Kaleb Burrage, Masaaki Matsuda, Robert A. Robinson, Qiang Zhang, Rowan Katzbaer, Raymond Schaak, Mauricio Terrones, Christina M. Rost, Zhiqiang Mao
Journal: APL Materials
APL Mater. 11, 101123 (2023)
https://doi.org/10.1063/5.0161401
Published: October 2023
View article titled, Studies on the structure and the magnetic properties of high-entropy spinel oxide (MgMnFeCoNi)Al<sub>2</sub>O<sub>4</sub>
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Journal Articles

Indium: A surfactant for the growth of ɛ/κ-Ga2O3 by molecular beam epitaxy

Alexander Karg, Alexander Hinz, Stephan Figge, Marco Schowalter, Patrick Vogt, Andreas Rosenauer, Martin Eickhoff
Journal: APL Materials
APL Mater. 11, 091114 (2023)
https://doi.org/10.1063/5.0167736
Published: September 2023
View article titled, Indium: A surfactant for the growth of <em>ɛ</em>/<em>κ</em>-Ga<sub>2</sub>O<sub>3</sub> by molecular beam epitaxy
Open the PDF for Indium: A surfactant for the growth of <em>ɛ</em>/<em>κ</em>-Ga<sub>2</sub>O<sub>3</sub> by molecular beam epitaxy in another window
Includes: Supplementary data
Journal Articles

Effect of Li2O on devitrification and conductivity of MgO–V2O5 for energy storage

Vimi Dua, K. Singh
Journal: APL Materials
APL Mater. 11, 091111 (2023)
https://doi.org/10.1063/5.0166401
Published: September 2023
View article titled, Effect of Li<sub>2</sub>O on devitrification and conductivity of MgO–V<sub>2</sub>O<sub>5</sub> for energy storage
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Journal Articles

The significant magnetic attenuation with submicrometer scale magnetic phase separation in tensile-strained LaCoO3 films

Yangyang Fan, Xujing Li, Zhuo Yin, Aicong Geng, Mengqin Wang, Houbo Zhou, Zheng Wang, Xinchi Wang, Jing Wang, Fengxia Hu, Baohe Li, Jian-Tao Wang, Baogen Shen
Journal: APL Materials
APL Mater. 11, 091109 (2023)
https://doi.org/10.1063/5.0157879
Published: September 2023
View article titled, The significant magnetic attenuation with submicrometer scale magnetic phase separation in tensile-strained LaCoO<sub>3</sub> films
Open the PDF for The significant magnetic attenuation with submicrometer scale magnetic phase separation in tensile-strained LaCoO<sub>3</sub> films in another window
Includes: Supplementary data
Journal Articles

Glass transition temperatures of binary oxides from ab initio simulations

Kiran Prasai, Riccardo Bassiri, Hai-Ping Cheng, Martin M. Fejer
Journal: APL Materials
APL Mater. 11, 081113 (2023)
https://doi.org/10.1063/5.0156863
Published: August 2023
View article titled, Glass transition temperatures of binary oxides from <em>ab initio</em> simulations
Open the PDF for Glass transition temperatures of binary oxides from <em>ab initio</em> simulations in another window
Includes: Supplementary data