Results 71 to 80 of about 29,757 (249)

High-mobility BaSnO3 grown by oxide molecular beam epitaxy

open access: yesAPL Materials, 2016
High-mobility perovskite BaSnO3 films are of significant interest as new wide bandgap semiconductors for power electronics, transparent conductors, and as high mobility channels for epitaxial integration with functional perovskites.
Santosh Raghavan   +5 more
doaj   +1 more source

Pure Inverse Spin Hall Effect in Ferromagnetic Ni80Fe20/Y3Fe5O12 (YIG) Heterostructures via the Longitudinal Spin Seebeck Effect

open access: yesAdvanced Physics Research, EarlyView.
A pure inverse spin Hall effect (ISHE) is demonstrated in ferromagnetic Ni₈₀Fe2₀/YIG heterostructures via the longitudinal spin Seebeck effect. By employing symmetry‐controlled geometries and reference samples, anomalous Nernst contributions are quantitatively eliminated, revealing intrinsic spin–charge conversion in Ni₈₀Fe2₀.
Hyeon‐Jin Lee   +6 more
wiley   +1 more source

Molecular beam epitaxy growth of InGaSb/AlGaAsSb strained quantum well diode lasers

open access: yes, 2011
2μm InGaSb/AlGaAsSb strained quantum wells and a tellurium-doped GaSb buffer layer were grown by molecular beam epitaxy(MBE). The growth parameters of strained quantum wells were optimized by AFM, XRD and PL at77 K.
Tang, Bao   +12 more
core   +1 more source

Research on real-time optical flux monitoring technology in molecular beam epitaxy based on LED light source

open access: yesGongneng cailiao yu qijian xuebao
An LED with a spectral width between narrow and wide spectrum light sources was employed as the meso-spectral light source solution. Based on atomic absorption, non-invasive real-time multi-element flux intensity measurement and monitoring were achieved ...
Qinglingyun ZHANG   +3 more
doaj   +1 more source

Constructing oxide interfaces and heterostructures by atomic layer-by-layer laser molecular beam epitaxy

open access: yesnpj Quantum Materials, 2017
Applied physics: New technique for oxide interfaces Recent advances in synthesizing and engineering oxide interfaces and heterostructures have provided a powerful strategy for creating new artificial structures exhibiting phenomena not possible in other ...
Qingyu Lei   +16 more
doaj   +1 more source

The Dimensional Revolution of Phosphorus: From Allotropicity to Battery System Applications

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Phosphorus‐based materials are promising high‐capacity anodes classified by dimension (0D–3D) to systematically explore their properties and composite strategies. When combined with materials such as carbon to form heterostructures, the electrical conductivity and stability are effectively enhanced.
Shuhan Zhang   +8 more
wiley   +1 more source

Elementary Steps of Energy Conversion in Strongly Correlated Systems: Beyond Single Quasiparticles and Rigid Bands

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This article reviews the fundamental consequences of strong correlations on excitations and elementary steps of energy conversion leading to new opportunities to control energy conversion. Examples include friction at surfaces, thermal transport, and photovoltaic energy conversion.
Vasily Moshnyaga   +14 more
wiley   +1 more source

Caracterização ótica e estrutural de nanofios de GaAs dopados com Mg

open access: yes, 2011
Mestrado em Engenharia FísicaNo presente trabalho realizámos um estudo para avaliar a influência da concentração de Mg nas propriedades óticas e estruturais de nanofios de GaAs crescidos em substratos de Si(111) por epitaxia de feixes moleculares ...
Falcão, Bruno Teixeira de Poças
core  

Low‐Dimensional Materials and Van Der Waals Heterostructures for Energy Application: A Comprehensive Review

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Low‐dimensional materials (0D, 1D, and 2D) exhibit unique electronic and physicochemical properties, enabling advanced nanoelectronic and optoelectronic devices. Mixed‐dimensional heterostructures combine these materials to enhance functionality.
Qaisar Alam   +3 more
wiley   +1 more source

Molecular beam epitaxial growth of Bi2Se3 nanowires and nanoflakes

open access: yes, 2014
Topological Insulators are in focus of immense research efforts and rapid scientific progress is obtained in that field. Bi2Se3 has proven to be a topological insulator material that provides a large band gap and a band structure with a single Dirac cone
G. M. Knebl   +7 more
core   +1 more source

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