Results 71 to 80 of about 32,434 (211)

Thermalization away from Integrability and the Role of Operator Off-Diagonal Elements

open access: yes, 2015
We investigate the rate of thermalization of local operators in the one-dimensional anisotropic antiferromagnetic Heisenberg model with next-nearest neighbor interactions that break integrability. This is done by calculating the scaling of the difference
Konstantinidis, N. P.
core   +1 more source

Materials Design Principles for Large Memory Windows: Coercive Voltage Engineering in Ferroelectric– Dielectric Heterostructures

open access: yesAdvanced Electronic Materials, Volume 12, Issue 8, 20 April 2026.
Coercive voltage enhancement in hafnia‐based ferroelectric–dielectric heterostructures is shown to originate from leakage‐governed voltage division between the ferroelectric and dielectric layers. Through experiments, circuit modeling, and defect‐based simulations, a universal framework is established to engineer large memory windows without altering ...
Prasanna Venkatesan   +21 more
wiley   +1 more source

Learning style preference-based lecture: A novel large group teaching method in medical education

open access: yesNational Journal of Physiology, Pharmacy and Pharmacology, 2019
Background: There are four primary types of learners: Visual, auditory, reading/writing, and kinesthetic (VARK). However, a traditional didactic lecture (TDL) used in medical education does not take into account these learning style preferences (LSPs ...
Siddharth Banode, Pratik Akhani
doaj   +1 more source

Acoustic echo cancellation for full-duplex voice transmission on fading channels [PDF]

open access: yes
This paper discusses the implementation of an adaptive acoustic echo canceler for a hands-free cellular phone operating on a fading channel. The adaptive lattice structure, which is particularly known for faster convergence relative to the conventional ...
Messer, Dion D., Park, Sangil
core   +1 more source

Large Field‐Like Orbital Torque in FeNi/Cr Heterostructures

open access: yesAdvanced Electronic Materials, Volume 12, Issue 7, 6 April 2026.
Orbital torque enables field‐free magnetization switching in spintronics. FeNi/Cr heterostructures exhibit a large field‐like orbital torque. This torque originates from a tilted orbital current polarization within the Cr layer, producing a significant z‐component.
Zhendong Chen   +15 more
wiley   +1 more source

Routine Pulmonary Function Test Can Estimate the Extent of Tuberculous Destroyed Lung

open access: yesThe Scientific World Journal, 2012
Tuberculous destroyed lung (TDL) is diagnosed by a clear past history of tuberculosis with findings of parenchymal destruction verified by chest X-ray.
Eun Joo Lee   +6 more
doaj   +1 more source

Spin-orbit-torque driven magnetoimpedance in Pt-layer/magnetic-ribbon heterostructures

open access: yes, 2017
When a flow of electron passes through a paramagnetic layer with strong spin-orbit-coupling such as platinum (Pt), a net spin current is produced via spin Hall effect (SHE).
Hajiali, M. R.   +5 more
core   +1 more source

Phase‐Transition‐Controlled Modulation of Spin–Orbit Torques in VO2‐Based Heterostructures by Orbital Hall Effect

open access: yesAdvanced Electronic Materials, Volume 12, Issue 8, 20 April 2026.
The VO2 layer is found to be a tunable orbital current source. The damping‐like spin–orbit torque efficiency is significantly enhanced across VO2’s metal‐insulator transition temperature in the VO2/Pt/Co/Pt multilayers, leading to 60% reduction in the power consumption of magnetization switching, which paves the way for the development of energy ...
Ye Liu   +9 more
wiley   +1 more source

The evaluation of a HgCdTe photomixer with a Tunable Diode Laser (TDL) and the evaluation of TDL's as a local oscillator in a heterodyne detection system [PDF]

open access: yes
Heterodyne systems would be much more versatile if a broadly tunable laser, such as a semiconductor diode laser (TDL), could be used as the local oscillator (LO).
Harward, C. N., Kindle, E. C.
core   +1 more source

Time-domain sensitivity enhancement in pulsed Pb-TDL gas monitors [PDF]

open access: yes, 1986
A Pb-salt tunable diode laser (TDL) has found many applications in the field of atmospheric gas analysis. Its continuous tunablility and fine spectral purity in the mid infrared region are outstanding from other lasers.
Koga, R., Kosaka, M., Sano, H.
core   +1 more source

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