Results 81 to 90 of about 4,321 (293)

Optimized Ex Vivo Human Liver Slice Culture Maintains Extended Viability and Function for Hepatotoxicity Testing

open access: yesAdvanced Science, EarlyView.
An optimized ex vivo human liver slice culture system preserves tissue architecture, hepatocyte function, and immune‐stromal complexity for at least five days. By refining slice thickness, oxygenation, air‐liquid interface, and extracellular matrix support, the platform enables human‐relevant hepatotoxicity testing and mechanistic studies, offering a ...
Huiche Feng   +17 more
wiley   +1 more source

The effect of blade aerodynamic modelling on the prediction of the blade airloads and the acoustic signature of the HART II rotor

open access: yes, 2009
As a rotorcraft descends or manoeuvres, the interactions which occur between the rotor blades and vortical structures within the rotor wake produce highly impulsive loads on the blades and with these a highly intrusive external noise.
Kelly, Mary E., Brown, R.E., Kelly, M.E.
core  

The Measurement of Turbomachinery Blade Vibration Through Tip Timing With Capacitance Tip Clearance Probes [PDF]

open access: yes, 2020
Turbomachinery blade vibrations can cause High Cycle Fatigue, which reduces blade life. In order to observe this vibration a non-intrusive monitoring system is sought.
Paul C Ivey   +2 more
core  

Operational Deflection Shape Measurements on Bladed Disks with Continuous Scanning Laser Doppler Vibrometry

open access: yesSensors
The continuous scanning laser Doppler vibrometry (CSLDV) technique is usually used to evaluate the vibration operational deflection shapes (ODSs) of structures with continuous surfaces.
Cuihong Liu   +5 more
doaj   +1 more source

Latest Technology in Vibrational Measurement for Rotational Machinery Blades

open access: yesJOURNAL OF THE MARINE ENGINEERING SOCIETY IN JAPAN, 1990
There are many machines having rotating parts such as blower, compressor including steam turbine and gas turbine. The moving blades, in particular, among rotating parts are the major element which has an influence upon the product reliability. The purposes of measuring the blade vibration are classified into the f ollowig three categories.The first ...
Mase, Masataka   +2 more
openaire   +2 more sources

Highly Vertically Oriented Graphene Microstrip Pads With Ultrahigh Through‐Plane Thermal Conductivity and Ultralow Compressive Modulus for Efficient Heat Dissipation

open access: yesAdvanced Science, EarlyView.
Vertically aligned graphene microstrip pads (GMPs) break the traditional thermomechanical trade‐off in thermal interface materials. It simultaneously achieves an ultrahigh through‐plane thermal conductivity of 565.92 W m−1 K−1 and an ultralow compressive modulus below 115.16 kPa.
Xu Ran   +7 more
wiley   +1 more source

Janus‐Type Electrostatic Potential Gradient‐Activated Dynamic Zn2+‐Coordinating Nitrogen Sites in Molecularly Locked Nanocellulose Separators for Stable Zinc‐Ion Batteries

open access: yesAdvanced Science, EarlyView.
A multifunctional benzimidazole‐terminated CNF separator is constructed via a PEI‐mediated covalent locking strategy, generating dense zincophilic sites that accelerate Zn2+ transport and desolvation while enabling uniform Zn (002) deposition and suppressing side reactions.
Jie Liang   +17 more
wiley   +1 more source

Synergistic Dual Slip‐Link Toughening of a Water‐Rich Double Network Hydrogel Combining Slide‐Ring and Highly Entangled Networks

open access: yesAdvanced Science, EarlyView.
Two distinct slip‐link mechanisms – the slide‐ring pulley effect and highly entangled chains – are combined in a water‐rich double network hydrogel, achieving synergistic toughening, near‐complete reversibility, and exceptional friction tear resistance at >$>$91 wt.% water.
Subhankar Mandal   +5 more
wiley   +1 more source

Laboratory optical measurement of model blade vibration under rotation

open access: yes, 2012
The optical method for the accurate laboratory measurement of blade vibration under rotation was proposed in IT AS CR. This method is based on the fast optical-elements that register time passages of the blades.
Pešek, Luděk
core  

Nano Carbon‐mesh with Excellent Bonding Performance via Hydro‐cage De‐shielding Strategy

open access: yesAdvanced Science, EarlyView.
A hydro‐cage de‐shielding strategy transforms cellulose‐based films into a dragonfly‐wing‐like nano carbon‐mesh (NCM) adhesive through instantaneous carbonization‐polymerization. The resulting NCM‐plywood achieves exceptional wet shear strength (1.24 MPa at 63°C), exceeding Class II plywood standards, and retains 0.73 MPa after boiling‐water cycles ...
Weijia Yang   +14 more
wiley   +1 more source

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