Results 51 to 60 of about 134,519 (274)

A finite element approach to the prediction of sound transmission through panels with acoustic resonators [PDF]

open access: yes, 2006
Previous research by the authors has shown that sound radiated by a vibrating panel can be reduced considerably by using tuned acoustic resonators. The length of the tube resonators determines the frequency range in which sound is reduced.
Boer, A. de   +3 more
core   +1 more source

Optomechanical Transductions in Single and Coupled Wheel Resonators

open access: yes, 2013
In this report, the optomechanical transductions in both single and two side-coupled wheel resonators are investigated. In the single resonator, the optomechanical transduction sensitivity is determined by the optical and mechanical quality factors of ...
Fan, Jiahua   +3 more
core   +1 more source

Designing coupled-resonator optical waveguide delay lines [PDF]

open access: yes, 2004
We address the trade-offs among delay, loss, and bandwidth in the design of coupled-resonator optical waveguide (CROW) delay lines. We begin by showing the convergence of the transfer matrix, tight-binding, and time domain formalisms in the theoretical ...
Poon, Joyce K. S.   +3 more
core   +1 more source

Multiquark resonances [PDF]

open access: yesPhysics Reports, 2017
Version published on Physics ...
Esposito, A.   +2 more
openaire   +2 more sources

Improving the Evaluation and Management of Transfusion‐Related Iron Overload in Children, Adolescents, and Young Adults Following Cancer Treatment or Hematopoietic Stem Cell Transplantation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Transfusion‐related iron overload (TRIO) is a late effect of therapy impacting survivors of childhood cancer and hematopoietic stem cell transplantation (HSCT) who receive frequent packed red blood cell (pRBC) transfusions. Surprisingly, there are no accepted guidelines to assist providers in identifying and treating at‐risk ...
Luke Gingell   +3 more
wiley   +1 more source

Simulation and Demonstration of Directed XOR/XNOR Logic Gates Using Two Cascaded Microring Resonators

open access: yesIEEE Photonics Journal, 2016
We propose and demonstrate a directed optical logic circuit that can perform the XOR and XNOR logic operations consisting of two cascaded microring resonators, i.e., an upper waveguide and an under waveguide.
Yonghui Tian   +8 more
doaj   +1 more source

Parametric Nanomechanical Amplification at Very High Frequency [PDF]

open access: yes, 2009
Parametric resonance and amplification are important in both fundamental physics and technological applications. Here we report very high frequency (VHF) parametric resonators and mechanical-domain amplifiers based on nanoelectromechanical systems (NEMS).
Feng, X. L.   +2 more
core   +1 more source

Dark resonance [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2012
We construct explicit models of particle dark matter where the attractive force in the dark matter sector creates a narrow near-threshold resonance that qualitatively changes the energy dependence of the annihilation cross section. In these models, the resonant enhancement of the dark matter annihilation can easily source the excess of energetic ...
An, Haipeng, Pospelov, Maxim
openaire   +2 more sources

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Inverse design of cooperative electromagnetic interactions [PDF]

open access: yes, 2013
The cooperative electromagnetic interactions between discrete resonators have been widely used to modify the optical properties of metamaterials. Here we propose a general evolutionary approach for engineering these interactions in arbitrary networks of ...
Ben-Abdallah, Philippe   +3 more
core   +2 more sources

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