Results 61 to 70 of about 4,868 (243)

Microsphere‐Modulated Sensing‐in‐Energy Supercapacitor With Self‐Filtering Ultra‐Large Signal Under High‐g Shocks

open access: yesAdvanced Science, EarlyView.
To overcome severe signal oscillation under extreme impact conditions, this work presents a Sensing‐in‐Energy microdevice which integrates a MEMS inertial structure directly within a supercapacitor electrolyte cavity. Utilizing shock‐driven transient contact and electrolyte damping for signal self‐filtering, it achieves weak‐oscillation, large ...
Zhihao Zheng   +7 more
wiley   +1 more source

Material Strategies for Stimulation and Recording in Neural Biocomputing Platforms

open access: yesAdvanced Electronic Materials, EarlyView.
Material strategies enabling stimulation and recording are central to neural biocomputing systems. This review examines how electronic materials govern the encoding of inputs and decoding of outputs in living neural networks. Advances in electrical, optical, and multimodal interfaces highlight emerging design principles for biocomputing platforms ...
Sehong Kang   +5 more
wiley   +1 more source

Dynamic globularization prediction during cogging process of large size TC11 titanium alloy billet with lamellar structure

open access: yesDefence Technology, 2014
The flow behavior and dynamic globularization of TC11 titanium alloy during subtransus deformation are investigated through hot compression tests. A constitutive model is established based on physical-based hardening model and phenomenological softening ...
Hong-wu Song, Shi-hong Zhang, Ming Cheng
doaj   +1 more source

Evaluation of temperature effect on cyclic fatigue resistance of nickeltitanium instruments in a double-curved canal: a comparative study

open access: yesBrazilian Dental Science, 2022
Objective: To investigate the effect of room and body temperatures on cyclic fatigue resistance of three endodontic nickel-titanium rotary files: Hyflex EDM (HEDM) (Coltene/Whaledent, Switzerland), WaveOne Gold (WOG) (Dentsply Maillefer, Switzer), and ...
Zainab Mohammed Jumaa   +1 more
doaj   +1 more source

The effects of firing conditions on the properties of electrophoretically deposited titanium dioxide films on graphite substrates [PDF]

open access: yesJournal of the European Ceramic Society, 2011
Thick anatase films were fabricated on graphite substrates using a method of anodic aqueous electrophoretic-deposition using oxalic acid as a dispersant. Thick films were subsequently fired in air and in nitrogen at a range of temperatures. The morphology and phase composition were assessed and the photocatalytic performance was examined by the ...
D. Hanaor   +4 more
openaire   +3 more sources

Effect of Er,Cr:YSGG laser with a side-firing tip on decontamination of titanium disc surface: an in vitro and in vivo study

open access: yesInternational Journal of Implant Dentistry, 2023
Abstract Purpose To evaluate the effectiveness of an erbium, chromium:yttrium–scandium–gallium–garnet (Er,Cr:YSGG) laser with side-firing tip in decontamination of titanium (Ti) disc. Methods In the first test series, 29 Ti-discs were contaminated with Staphylococcus aureus ...
Lucia Kottmann   +4 more
openaire   +4 more sources

Study on the fire behaviour of titanium-composite assemblies in aerospace applications

open access: yes, 2023
Le développement d’avions toujours plus légers avec une utilisation accrue de pièces composites à matrice polymère renforcée par des fibres de carbone soulève plusieurs questions concernant la sécurité à bord, notamment en matière de comportement des ...
Victor, Clément
core  

Cavity Microelectrode Arrays for Electrical Recordings From Neurons

open access: yesAdvanced Electronic Materials, EarlyView.
Microelectrode arrays (MEAs) are used to study electrophysiological activity. However, their signals are small with high noise. By adding a 100‐nanometer‐high cavity above the electrode, which reduces impedance without affecting resolution, we improve signal quality.
Johannes Lewen   +2 more
wiley   +1 more source

Research on energetic demolition micro device for rapid fire rescue

open access: yesMaterials & Design
During fire scenarios, establishing emergency escape routes rapidly inside buildings is the primary factor in improving fire survival rates, with fast and efficient demolition of windows acting as a critical technical measure.
Hengzhen Feng   +6 more
doaj   +1 more source

Interfacial Characterization of Porcelain Veneered on the Pure Titanium under Vacuum Firing

open access: yesMATERIALS TRANSACTIONS, 2004
The interfacial characteristics between porcelain coating and titanium under vacuum firing at 800°C have not been well documented. The cross-sectional variations in microstructures and compositions at the porcelain/Ti interface were investigated with a SEM and an EPMA equipped with WDS.
Lo, Tsung-Nan   +2 more
openaire   +2 more sources

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