Results 71 to 80 of about 29,544,524 (159)

Metal-induced gap states in passivating metal/silicon contacts

open access: yes, 2019
Passivating metal/silicon contacts combine low carrier recombination with low contact resistivities, enabled by a low gap state density at their interface. Such contacts find applications in high-efficiency solar cells.
Schwingenschlögl, Udo   +5 more
core   +1 more source

Surface Science of Metal Clusters.

open access: yesHyomen Kagaku, 1993
近年,数原子から1000原子程度から構成される金属クラスターは,固体金属と原子とを結ぶ中間相として,また固体表面のモデルとして注目され,電子構造や幾何構造,さらには吸着反応性が明らかにされてきた。金属クラスターの吸着反応は,クラスターの電子状態と幾何構造との両者に支配されており,吸着反応を各原子数ごとに調べるとクラスターの構造が明らかにできる。また,合金クラスターの吸着反応では,イオン化ポテンシャルを指標とすることにより,それぞれ元素の混ざり方を知ることができる。コバルトとバナジウム(ConVm)またはナトリウム(ConNam)の二つの合金クラスターでは,金属元素同士は混ざり合いながら,安定な幾何構造へ再編されるが,シリコンとナトリウムのクラスター(SinNam)では ...
NAKAJIMA, Atsushi, KAYA, Koji
openaire   +2 more sources

Preparation of mono-dispersed, high energy release, core/shell structure Al nanopowders and their application in HTPB propellant as combustion enhancers

open access: yesScientific Reports, 2017
Mono-dispersed, spherical and core/shell structure aluminum nanopowders (ANPs) were produced massively by high energy ion beam evaporation (HEIBE).
Fengyi Wang   +9 more
doaj   +1 more source

Metal music as critical dystopia : humans, technology and the future in 1990s science fiction metal [PDF]

open access: yes, 2007
Metal Music as Critical Dystopia: Humans, Technology and the Future in 1990s Science Fiction Metal seeks to demonstrate that the dystopian elements in metal music are not merely or necessarily a sonic celebration of disaster. Rather, metal music's
Taylor, Laura
core  

Quin's metal handbook and statistics.

open access: yes
Description based on: Vol. 4 (1917).1948- issued in 2 pts.: pt. 1, Non-ferrous metals; pt.
Metal Information Bureau (London, England)
core  

Metal complexes of penicillin and cephalosporin antibiotics [PDF]

open access: yes, 1975
Includes bibliographical references.The interaction between metal-ions and the penicillin and cephalosporin antibiotics have been studied in an attempt to determine both the site and mechanism of this interaction.
Jackson, Graham Ellis
core   +1 more source

Polymorphic Transformation and Dislocation Regulation in MoS2 Enabled by Electric Field Postprocessing for Enhanced Electromagnetic Wave Absorption

open access: yesNano-Micro Letters
Highlights A direct current electric field postprocessing strategy enables precise control over the electronic structure and phase ratio of MoS2.
Xiangdong Wang   +5 more
doaj   +1 more source

Electroactive speciation studies for metal ion sensing [PDF]

open access: yes, 2006
Chemical speciation is an important factor in understanding the role of metals in the environment. Bioavailability of trace metals is influenced by the degree of the labile fraction of the metal that is readily available for interaction with a cell ...
Knell, Mark Α., Knell, Mark ?
core  

2D (NH4)BiI3 enables non-volatile optoelectronic memories for machine learning

open access: yesNature Communications
Machine learning is the core of artificial intelligence. Using optical signals for training and converting them into electrical signals for inference, combines the strengths of both, and thus can greatly improve machine learning efficiency ...
Bo Tong   +15 more
doaj   +1 more source

Multimodal ion-gated transistor based on 2D superionic conductor for in-memory computing in deep learning

open access: yesNature Communications
For neuromorphic computing, integrating multiply-accumulate operations and nonlinear activation within a single device can reduce latency and power consumption while improving computational efficiency.
Bo Tong   +9 more
doaj   +1 more source

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