Results 71 to 80 of about 859,815 (383)

Spin torque control of antiferromagnetic moments in NiO [PDF]

open access: yesScientific Reports, 2017
For a long time, there were no efficient ways of controlling antiferromagnets. Quite a strong magnetic field was required to manipulate the magnetic moments because of a high molecular field and a small magnetic susceptibility.
T. Moriyama   +4 more
semanticscholar   +1 more source

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

New torque and flux controllers for direct torque control of induction machines [PDF]

open access: yes, 2003
The new torque and flux controllers with constant switching frequency and low torque and flux ripples for direct torque control induction machine drives are presented.
Idris, N.R.N, Toh, C.L, Yatim, A.H.M
core  

Resonance Measurement of Nonlocal Spin Torque in a Three-Terminal Magnetic Device

open access: yes, 2012
A pure spin current generated within a nonlocal spin valve can exert a spin transfer torque on a nanomagnet. This nonlocal torque enables new design schemes for magnetic memory devices that do not require the application of large voltages across tunnel ...
Buhrman, R. A.   +7 more
core   +1 more source

Wearable Haptic Feedback Interfaces for Augmenting Human Touch

open access: yesAdvanced Functional Materials, EarlyView.
The wearable haptic feedback interfaces enhance user experience in gaming, social media, biomedical instrumentation, and robotics by generating tactile sensations. This review discusses and categorizes current haptic feedback interfaces into force, thermal, and electrotactile stimulation‐based haptic feedback interfaces, elucidating their current ...
Shubham Patel   +3 more
wiley   +1 more source

Flotabilidad y similitud del nado de Manta birostris(Elasmobranchii: Myliobatidae) con el ciclo de vuelo de Columba livia(Aves: Columbidae)

open access: yesRevista Peruana de Biología, 2013
Se analizó la física de la flotación en la mantarraya Manta birostrisy se comparó el nado con el ciclo de vuelo de la paloma doméstica Columba livia, con la finalidad de encontrar similitudes y diferencias en las locomociones y las leyes físicas que ...
Iván Meza Vélez
doaj   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Effect of steam and dry heat sterilization on the insertion and fracture torque of orthodontic miniscrews

open access: yesDental Research Journal, 2020
Background: Titanium miniscrews are used at an ever-increasing rate to provide orthodontic anchorage. The aim of this study was to evaluate the mechanical performance of miniscrews after dry and steam sterilization.
Shiva Alavi   +3 more
doaj   +1 more source

INFLUENCE OF THE STIFFNESS AND FRICTIONAL CHARACTERISTICS ON THE SHANK TORQUE OF SCREWS IN BOLTED JOINTS [PDF]

open access: yes, 2018
This work aims at determining the influence of tribological and stiffness characteristics of a bolted joint on the residual shank torque of the screw.
Cavalli, Omar   +6 more
core  

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