Results 1 to 10 of about 679,628 (284)

Excitation and Entanglement Transfer Near Quantum Critical Points [PDF]

open access: yesOptics and Spectroscopy, 2006
Recently, there has been growing interest in employing condensed matter systems such as quantum spin or harmonic chains as quantum channels for short distance communication.
A. Osterloh   +10 more
core   +2 more sources

Effect of Random Base Vibrations on the Performance of Piezoelectric Wind Energy Harvesters [PDF]

open access: yesMicromachines
Piezoelectric wind energy harvesters can collect a small amount of energy from wind without the need for rotary equipment. In practice, such harvesters can be excited concurrently by wind-induced and base vibrations. In this study, combined wind and base
Alberto Pasetto   +3 more
doaj   +2 more sources

Closed-form critical response of elastic-plastic shear building with viscous damper under pseudo-double impulse for simulating resonant response under near-fault fling-step motion

open access: yesFrontiers in Built Environment, 2022
A set of approximate closed-form solutions of the maximum interstory drifts under the critical pseudo-double impulse (PDI) is derived for non-proportionally damped multi-story shear building models with bilinear hysteresis.
Hiroki Akehashi, Izuru Takewaki
doaj   +1 more source

Research on flexible excitation system applied to improve transient stability characteristics of the receiving-end power grid

open access: yesZhejiang dianli, 2022
The transient forced excitation of the traditional excitation system used for synchronous condenser is limited and unmaintainable. A flexible excitation system can improve the crest value of transient forced excitation and maintain the forced excitation ...
WANG Longfei   +5 more
doaj   +1 more source

Nonstationary Random Critical Seismic Excitations [PDF]

open access: yesJournal of Engineering Mechanics, 1987
A method is presented to find nonstationary random seismic excitations with a constraint on mean square value such that the response variance of a given linear system is maximized. It is also possible to incorporate the dominant input frequency into the analysis.
Iyengar, RN, Manohar, CS
openaire   +1 more source

Nerve excitability changes in critical illness polyneuropathy [PDF]

open access: yesBrain, 2006
Patients in intensive care units frequently suffer muscle weakness and atrophy due to critical illness polyneuropathy (CIP), an axonal neuropathy associated with systemic inflammatory response syndrome and multiple organ failure. CIP is a frequent and serious complication of intensive care that delays weaning from mechanical ventilation and increases ...
Z'Graggen, W. J.   +4 more
openaire   +4 more sources

Simultaneous Optimization of Elastic-Plastic Building Structures and Viscous Dampers Under Critical Double Impulse

open access: yesFrontiers in Built Environment, 2020
A new method for simultaneous optimal design of main building structures and viscous dampers is proposed for elastic-plastic multi-degree-of-freedom (MDOF) building structures subjected to the critical double impulse which is regarded as a representative
Hiroki Akehashi, Izuru Takewaki
doaj   +1 more source

Critical phenomena in globally coupled excitable elements [PDF]

open access: yesPhysical Review E, 2008
4 pages, 3 ...
Ohta, Hiroki, Sasa, Shin-ichi
openaire   +3 more sources

Critical fronts in initiation of excitation waves [PDF]

open access: yesPhysical Review E, 2007
We consider the problem of initiation of propagating wave in a one-dimensional excitable fiber. In the FitzHugh-Nagumo theory, the key role is played by ``critical nucleus'' and ``critical pulse'' solutions whose (center-)stable manifold is the threshold surface separating initial conditions leading to propagation and those leading to decay. We present
Idris, I., Biktashev, V. N.
openaire   +4 more sources

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