Results 41 to 50 of about 40,194 (357)

Decellularized Extracellular Matrix Scaffolds to Engineer the Dormant Landscape of Microscopic Colorectal Cancer Liver Metastasis

open access: yesAdvanced Healthcare Materials, EarlyView.
Decellularized liver extracellular matrix scaffolds provide a platform to study dormant liver‐metastatic colorectal cancer. They induce reversible dormancy, in combination with nutrient depletion and low dose chemotherapy, through cell cycle arrest and chemotherapy resistance.
Sabrina N. VandenHeuvel   +13 more
wiley   +1 more source

Thermal Coupling Simulation Analysis of Non-smooth Brake Discs with Orthotropic Anisotropic C/SiC

open access: yesJixie chuandong, 2023
A simplified three-dimensional brake model with crater structure is established by using the finite element software Abaqus, and the influence of the depth, diameters, degrees and types of craters on the temperature and stress of the brake disc is ...
Zhu Yuling   +4 more
doaj  

Torque Characteristics Analysis of a Magnetorheological Brake with Double Brake Disc

open access: yesActuators, 2021
Magnetorheological (MR) brake is a sort of electromagnetic brake that uses the controllable output characteristics of MR fluid for braking. In this paper, an MR brake with a double brake disc was developed to improve the braking performance of ...
Guoliang Hu, Lifan Wu, Linsen Li
doaj   +1 more source

Design and testing of a contra-rotating tidal current turbine [PDF]

open access: yes, 2005
A contra-rotating marine current turbine has a number of attractive features: nearzero reactive torque on the support structure, near-zero swirl in the wake, and high relative inter-rotor rotational speeds.
Clarke, J. A.   +3 more
core   +4 more sources

Adaptive Twisting Metamaterials

open access: yesAdvanced Materials, EarlyView.
This work introduces torque‐controlled twisting metamaterials as a transformative platform for adaptive crashworthiness. By combining multiscale predictive modeling with experimental validation on additively manufactured gyroids, it demonstrates tunable stiffness, collapse stress, and energy absorption.
Mattia Utzeri   +6 more
wiley   +1 more source

Development of Heat Engines Powered by Twisted and Coiled Polymer Fiber Actuators

open access: yesAdvanced Materials Technologies, EarlyView.
Continuously rotating engines driven by thermally responsive actuating materials can turn waste heat into useful energy. For the first time heat engines operated by twisted and coiled polymer fiber actuators are demonstrated with engine design guided by two simple analytical models.
Geoffrey M. Spinks   +2 more
wiley   +1 more source

Sistem Pendingin Paksa Anti Panas Lebih (Over Heating) Pada Rem Cakram (Disk Brake) Kendaraan [PDF]

open access: yes, 2010
Until now, the vehicle brakes are not usually equipped with a special cooling system, so that the release of heat into the air occurs naturally. When used continuously, the brakes can suffer damage as a result of the occurrence of over-heating.
Dewanto, J. (Joni)   +1 more
core  

Daylight adaptive optimal lighting system control strategies for energy savings and visual comfort in commercial buildings [PDF]

open access: yes, 2020
Artificial lighting of commercial buildings in Malaysia consumes 21% of the total electrical energy. Therefore, reducing the energy is required to achieve sustainable buildings (i.e., higher energy efficiency and visual comfort), by implementing ...
Wagiman, Khairul Rijal
core  

Unilateral Ankle‐Foot Exoneuromusculoskeleton with Balance‐Sensing Feedback for Self‐Help Telerehabilitation after Stroke

open access: yesAdvanced Robotics Research, EarlyView.
This study introduces a hybrid robot that integrates mechanical assistance by musculoskeletons (i.e., soft pneumatic muscle with rigid exoskeletal extensions), neuromuscular electrical stimulation, and vibrotactile feedback in a lightweight wearable mechatronic complex applicable to the paretic ankle–foot poststroke for gait restoration. The system can
Fuqiang Ye   +16 more
wiley   +1 more source

Study on the Thermo-Mechanical Coupling Analysis of Heavy Duty Vehicle Oil Cooling Disc Brake

open access: yesJixie chuandong, 2015
In order to solve the problems of short service life and higher thermal deformation of heavy duty vehicle oil cooling disc brake,an oil cooling disc brake is regarded as research subjects,the thermo- mechanical coupling analysis model of oil cooling disc
Wang Huiyi
doaj  

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