Results 111 to 120 of about 19,592,386 (260)

Vacuum systems for the ILC helical undulator

open access: yes, 2006
The International Linear Collider (ILC) positron source uses a helical undulator to generate polarized photons of ∼10MeV∼10MeV at the first harmonic. Unlike many undulators used in synchrotron radiation sources, the ILC helical undulator vacuum chamber ...
Cooke, P   +59 more
core   +1 more source

Multimode Oxide‐Based Optoelectronic Memtransistor for In‐Sensor Vision Processing

open access: yesAdvanced Functional Materials, EarlyView.
A multimode optoelectronic memtransistor (OEMT) is demonstrated for vision explainable artificial intelligence (VXAI) hardware. By integrating optical sensing, electrical masking, and non‐volatile memory, the device enables key operations required for generating saliency information.
Min Gu Lee   +10 more
wiley   +1 more source

Ultrastrong coupling between magnetoplasmons and cyclotron harmonics in terahertz resonator-quantum point contact integrated systems

open access: yesCommunications Physics
In the ultrastrong light–matter coupling regime, vacuum field fluctuations play an essential role and can drive cavity-induced quantum phase transitions.
Kazuyuki Kuroyama   +4 more
doaj   +1 more source

Multimodal Optoelectronic Synapses for Neuromorphic Intelligence: Coupling Light, Electrical, Thermal, and Beyond

open access: yesAdvanced Functional Materials, EarlyView.
This review revisits optoelectronic neuromorphic devices that extend from unimodal sensing toward multimodal perception. Five types of stimuli‐to‐output information flow that are classified based on the device roles within the system and applications are summarized and discussed.
Jihyun Shin   +6 more
wiley   +1 more source

Vacuum road map of N.S.Wales [cartographic material] /

open access: yes, 1934
Road map of New South Wales showing state highways, main roads, other roads, intermediate mileages, mileages between towns, railway lines and rivers.; Includes distance table, traffic hints and tourist information.; Also available in an electronic ...
Barrass, Clive.
core  

Experiences from nonevaporable getter-coated vacuum chambers at the MAX II synchrotron light source

open access: yes, 2010
Vacuum chambers coated with nonevaporable getter (NEG) materials have been used in straight sections of synchrotron light sources for the past 10 years. The MAX II storage ring, where four NEG-coated insertion device vacuum chambers and three NEG-coated ...
Rosborg, Anders   +13 more
core   +1 more source

Disentangling Bulk and Surface Contributions to Charge and Discharge Fading in High‐Voltage LiCoO2

open access: yesAdvanced Functional Materials, EarlyView.
High‐voltage operation of LiCoO2 accelerates capacity fading through bulk and surface degradation. By introducing a LiTaO3 coating to selectively suppress surface degradation, bulk and surface contributions to charge and discharge fading are decoupled.
Hyungjoon Moon   +6 more
wiley   +1 more source

Development of High-performance Proton Transfer Reaction Time-of-Flight Mass Spectrometer

open access: yesZhipu Xuebao
This paper introduced a homemade high-performance proton transfer reaction time-of-fight mass spectrometer (PTR-TOF MS), which can be used for real-time online analysis and monitoring of complex organic gas mixtures.
Chun-guang XIE   +7 more
doaj   +1 more source

Vacuum braking system

open access: yes, 2017
In railway locomotives, vacuum brakes are first used instead of the air brakes. In, the brake pipe, vacuum pump is used for creating vacuum. The integral construction of the brake cylinder uses this vacuum reservoir for the application of brakes ...
Pravin Pune   +4 more
core  

Coordinated Architectural and Chemical Reinforcement in the Crushing Mandible of a Soldier Termite

open access: yesAdvanced Functional Materials, EarlyView.
The crushing mandible of a soldier termite withstands substantial biting loads despite lacking mineral. Its cuticle is partitioned: convex teeth pair hardness and zinc enrichment with aligned chitin fibers for contact durability, while stiffer concave regions between teeth carry bending loads.
Andrew Tran Nguyen   +16 more
wiley   +1 more source

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