Results 91 to 100 of about 88,611 (123)

Transforming squeezed light into a large amplitude coherent state superposition

open access: yes, 2014
A quantum superposition of two coherent states of light with small amplitude can be obtained by subtracting a photon from a squeezed vacuum state. In experiments this preparation can be made conditioned on the detection of a photon in the field from a ...
Anne E. B. Nielsen   +2 more
core   +1 more source

Transistor Switches using Active Piezoelectric Gate Barriers

open access: yes, 2015
This work explores the consequences of introducing a piezoelectric gate barrier in a normal field-effect transistor. Because of the positive feedback of strain and piezoelectric charge, internal charge amplification occurs in such an electromechanical ...
Ajoy, Arvind   +3 more
core   +1 more source

Numerical wave optics and the lensing of gravitational waves by globular clusters

open access: yes, 2007
We consider the possible effects of gravitational lensing by globular clusters on gravitational waves from asymmetric neutron stars in our galaxy. In the lensing of gravitational waves, the long wavelength, compared with the usual case of optical lensing,
Bicknell, G. V.   +4 more
core   +1 more source

The Standard Quantum Limit of Coherent Beam Combining

open access: yes, 2019
Coherent beam combining refers to the process of generating a bright output beam by merging independent input beams with locked relative phases. We report the first quantum mechanical noise limit calculations for coherent beam combining and compare our ...
Andrianov , A.   +5 more
core   +1 more source

Structural Dynamics Response Characteristics of Metro Overlapping Stations under Train Loads in Complex Strata

open access: yesChengshi guidao jiaotong yanjiu
[Objective] The structural dynamics response of overlapping metro station under train loads is complex, often resulting in localized amplification of dynamics response and significant difference in dynamics behaviors across various structural locations ...
CHEN Zhining   +4 more
doaj   +1 more source

Rapid, sensitive, and visual detection of Talaromyces marneffei using multiple cross-displacement amplification coupled with a nanoparticle-based biosensor platform

open access: yesSensing and Bio-Sensing Research
Talaromyces marneffei (T. marneffei) is an opportunistic pathogenic fungus that causes life-threatening disseminated talaromycosis. Misdiagnosis or delayed diagnosis markedly increases mortality rates, thereby constituting a critical public health ...
Xue Zhao   +6 more
doaj   +1 more source

The effect of support flexibility and damping on the dynamic response of a single mass flexible rotor in elastic bearings [PDF]

open access: yes
The dynamic unabalance response and transient motion of the single mass Jeffcott rotor in elastic bearings mounted on damped, flexible supports are discussed.
Gunter, E. J., Kirk, R. G.
core   +1 more source

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