Results 41 to 50 of about 9,441 (212)

General Mapping between Complex Spatial and Temporal Frequencies by Analytical Continuation

open access: yes, 2020
This paper introduces a general technique for inter-mapping the complex spatial frequency (or propagation constant) $\gamma=\alpha+j\beta$ and the temporal frequency $\omega = \omega_\text{r}+j\omega_\text{i}$ of an arbitrary electromagnetic structure ...
Caloz, Christophe, Dehmollaian, Mojtaba
core   +2 more sources

Prediction of eddy current losses in cooling tubes of direct cooled windings in electric machines [PDF]

open access: yes, 2019
The direct coil cooling method is one of the existing cooling techniques for electric machines with concentrated windings, in which cooling tubes of conductive material are inserted between the windings.
Ibrahim, Mohamed, Sergeant, Peter
core   +2 more sources

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

A Nanoparticle‐Integrated Complete Manufacturing Pipeline of Chemically Engineered Exosomes

open access: yesAdvanced Science, EarlyView.
We report a novel manufacture technology of chemically engineered exosomes. The four steps of manufacturing, i.e., biogenesis, loading, isolation, and storage, are integrated by the use of a nanoparticle. The manufacture technology incorporates three innovative components, i.e., a new nano‐bio effect, a new composite nanoparticle, and a new isolation ...
Xiaowei Wen   +13 more
wiley   +1 more source

Development of improved performance electromagnetic valve for liquid rocket engine

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2020
The problem of developing optimal-design electromagnetic valves is relevant for many industries. The development of technology is characterized by increased power and pressures used for actuator mechanisms, as well as by reducing the dimensions and mass ...
A. A. Igolkin   +2 more
doaj   +1 more source

Design of a Feedback-Controlled Wireless Converter for Electric Vehicle Wireless Charging Applications [PDF]

open access: yes, 2019
Electric vehicles (EVs) have played an important role in the modern transporta-tion system in recent years. However, current generations of EVs face unsolved drawbacks such as short driving range, long charging time, and high cost due to expensive ...
Badawy, Mohamed O.
core   +1 more source

Carbon nanotubes as target for directional detection of light WIMP [PDF]

open access: yes, 2017
In this paper I will briefly introduce the idea of using Carbon Nanotubes (CNT) as target for the detection of low mass WIMPs with the additional information of directionality.
Antochi, V. C.   +8 more
core   +2 more sources

Overcoming the Trade‐Off Between Magnetic Coupling and Electrical Insulation in Soft Magnetic Materials via Nanochain Engineering

open access: yesAdvanced Science, EarlyView.
This study employs a nanochain engineering approach combined with an in situ oxidation strategy to fabricate self‐insulating iron‐based magnetic nanochains, addressing the challenge of balancing magnetic coupling and electrical insulation in soft magnetic materials.
Dingrong Zuo   +8 more
wiley   +1 more source

3D magnetic filed distribution in a screw double-stator induction motor [PDF]

open access: yes, 2015
In this paper Ansys Maxwell calculation result of 3D magnetic field in double-stator screw induction motor with hollow outer ferromagnetic rotor is ...
Pliugin, V., Zablodskiy, Nikolai
core   +1 more source

Reconfigurable, Temperature Resilient Phase‐Change Metasurfaces Fabricated via High Throughput Nanoimprinting Lithography

open access: yesAdvanced Science, EarlyView.
ABSTRACT The combination of metasurfaces with chalcogenide phase‐change materials is a highly promising route toward the development of multifunctional and reconfigurable nanophotonic devices. However, their transition into real‐world devices is hindered by several technological challenges. This includes, amongst others, the lack of large area photonic
Carlota de Ruiz de Galarreta   +8 more
wiley   +1 more source

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