Results 41 to 50 of about 15,866 (229)

Running performance of an aerodynamic journal bearing with squeeze film effect [PDF]

open access: yes, 2013
Results of theoretical and experimental studies concerning the performance of an aerodynamic journal bearing which running is assisted by squeeze film ultrasonic levitation (SFUL) are presented in this paper.
Ha   +13 more
core   +1 more source

Advanced 3D Platforms for Modeling CNS Neuroinflammation: Cell Integration, Techniques, and Challenges

open access: yesAdvanced Healthcare Materials, EarlyView.
This review summarizes the roles of key central nervous system cell types, the extracellular matrix, and the blood‐brain barrier in neuroinflammation, and their integration into diverse 3D culture systems. It examines major incorporation strategies, including direct co‐culture, hydrogel encapsulation, transwell migration assays, and bioprinting ...
Emmanuelle D. Aiyegbusi   +2 more
wiley   +1 more source

Model predictive control of a magnetic levitation system using two-level state feedback

open access: yesMeasurement + Control, 2020
The magnetic levitation system is a critical part to guarantee safe and reliable operations of a maglev train. In this paper, the control strategy is proposed for the magnetic levitation system based on the model predictive control incorporating two ...
Zhenlin Zhang, Yonghua Zhou, Xin Tao
doaj   +1 more source

Design and Electromagnetic Analysis of a HTS Linear Synchronous Motor [PDF]

open access: yes, 2009
High temperature superconducting (HTS) linear synchronous motor (LSM) integrated with HTS magnetic levitation system, can realize self-levitation and self-guidance without any sliding friction, which will have important applications in many fields such ...
Guo, Y, Jin, J, Lu, HY, Zheng, L, Zhu, J
core   +1 more source

LeviSense: a platform for the multisensory integration in levitating food and insights into its effect on flavour perception [PDF]

open access: yes, 2020
Eating is one of the most multisensory experiences in everyday life. All of our five senses (i.e. taste, smell, vision, hearing and touch) are involved, even if we are not aware of it.
Ablart, Damien   +6 more
core   +2 more sources

Role of Liquid Composition in the Transient Liquid Assisted Growth of Superconducting YBa2Cu3O7‐δ Films

open access: yesAdvanced Materials, EarlyView.
The Y supersaturation in the [Ba‐Cu(I/II)‐O] transient liquid composition is the driving force toward YBCO nucleation and growth in TLAG. Tuning the initial (Ba:Cu) molar ratio in the ink composition determines the YBCO epitaxial nucleation through supersaturation control.
Lavinia Saltarelli   +12 more
wiley   +1 more source

Dynamic Performance Optimization of Electromagnetic Levitation System Considering Sensor Position

open access: yesIEEE Access, 2020
The controlled air gap of the electromagnetic levitation system of maglev train is generally 8-10mm, which makes the vehicle/guideway coupling problem prominent. In practice, it is found that the stability of the magnetic levitation system is affected by
Yajian Li   +6 more
doaj   +1 more source

Determination of critical current density in melt-processed HTS bulks from levitation force measurements

open access: yes, 1999
A simple approach to describe the levitation force measurements on melt-processed HTS bulks was developed. A couple of methods to determine the critical current density $J_c$ were introduced. The averaged $ab$-plane $J_c$ values for the field parallel to
A. A. Kordyuk   +7 more
core   +1 more source

Machine Learning–Assisted Bio‐Interfacial Engineering Resolves Structural–Functional Conflicts in Nanocomposites

open access: yesAdvanced Materials, EarlyView.
A machine learning‐guided bio‐interfacial design strategy resolves the long‐standing strength–toughness–functionality trade‐off in nanocomposites. By efficiently mapping high‐performance regions in the composition–processing space, the approach delivers hierarchically entangled, nanosheet‐pinned architectures that combine mechanical robustness ...
Hao Wang   +10 more
wiley   +1 more source

A Cosmic Microwave Background Radiation Polarimeter Using Superconducting Bearings

open access: yes, 2003
Measurements of the polarization of the cosmic microwave background (CMB) radiation are expected to significantly increase our understanding of the early universe.
Hanany, S.   +5 more
core   +2 more sources

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