English
Related papers

Related papers: Virtual Critical Coupling in High-Power Resonant S…

200 papers

Time-dependent linear coupling between macroscopic quantum resonator modes generates both a parametric amplification also known as a {}"squeezing operation" and a beam splitter operation, analogous to quantum optical systems. These…

Mesoscale and Nanoscale Physics · Physics 2012-06-07 L. Tian , M. S. Allman , R. W. Simmonds

We study the effects of channel coupling in the excitation dynamics of giant resonances in relativistic heavy ions collisions. For this purpose, we use a semiclassical approximation to the Coupled-Channels problem and separate the Coulomb…

Nuclear Theory · Physics 2008-11-26 C. A. Bertulani , L. F. Canto , M. S. Hussein , A. F. R. de Toledo Piza

We propose a quantum control scheme aimed at interacting systems that gives rise to highly selective coupling among their near-to-resonance constituents. Our protocol implements temporal control of the interaction strength, switching it on…

Quantum Physics · Physics 2018-08-06 J. F. Haase , Z. -Y. Wang , J. Casanova , M. B. Plenio

Basing on 2D computer simulation of physical processes in high-voltage reversibly-switched dynistors (RSD) important peculiarities of their submicrosecond pulse performance mechanisms have been studied. It is characteristic that on early…

Other Condensed Matter · Physics 2015-09-30 A. V. Gorbatyuk , B. V. Ivanov

In this work, we systematically investigate the impact of ambient noise intensity on the rate modifications of ground-state chemical reactions in an optical cavity under vibrational strong-coupling conditions. To achieve this, we utilize a…

Chemical Physics · Physics 2025-01-20 Yaling Ke

Relativistic magnetic reconnection is a powerful agent through which magnetic energy can be tapped in astrophysics, energizing particles that then produce observed radiation. In some systems, the highest energy photons come from particles…

High Energy Astrophysical Phenomena · Physics 2021-10-04 J. M. Mehlhaff , G. R. Werner , D. A. Uzdensky , M. C. Begelman

Magnetic confinement fusion researches are an approach to demonstrate the feasibility of nuclear fusion power for energy production. In these experiments, mega-watt range power Radio-Frequency waves, from tens of MHz to hundreds of GHz, are…

Plasma Physics · Physics 2017-10-11 Julien Hillairet , Marc Goniche , Nicolas Fil , Mohamed Belhaj , Jérôme Puech

A femtosecond pump-probe setup is described that is optimised for broadband transient reflectivity experiments on solid samples over a wide range of temperatures. By combining a temporal resolution of 45 fs and a broad detection range…

Instrumentation and Detectors · Physics 2016-08-12 Edoardo Baldini , Andreas Mann , Simone Borroni , Christopher Arrell , Frank van Mourik , Fabrizio Carbone

Certain quasi-exactly solvable systems exhibit an energy reflection property that relates the energy levels of a potential or of a pair of potentials. We investigate two sister potentials and show the existence of this energy reflection…

Quantum Physics · Physics 2009-11-07 Michael Kavic

Strong coupling is a phenomenon which occurs when the interaction between two resonance systems is so strong that the oscillatory energy exchange between them exceeds all dissipative loss channels. Each resonance can then no longer be…

Molecular polaritons, hybrid light-matter states resulting from strong cavity coupling of optical transitions, may provide a new route to guide chemical reactions. However, demonstrations of cavity-modified reactivity in clean benchmark…

Chemical Physics · Physics 2024-08-20 Liying Chen , Ashley P. Fidler , Alexander M. McKillop , Marissa L. Weichman

A key factor in any RF system is the mechanism for coupling the RF power from an amplifier into an accelerating cavity. Any tranmission line will experience reflections if there is a mismatch in the impedance between the line and its load.…

Accelerator Physics · Physics 2026-05-19 Graeme Burt

In the regime of strong coupling between molecular excitons and confined optical modes, the intra-molecular degrees of freedom are profoundly affected, leading to a reduced vibrational dressing of polaritons compared to bare electronically…

Mesoscale and Nanoscale Physics · Physics 2018-10-17 Javier del Pino , Florian A. Y. N. Schröder , Alex W. Chin , Johannes Feist , Francisco J. Garcia-Vidal

We investigate the transport characteristics of a redox system weakly coupled to leads in the Coulomb blockade regime. The redox system comprises a donor and acceptor separated by an insulating bridge in a solution. It is modeled by a…

Strongly Correlated Electrons · Physics 2010-09-08 Sabine Tornow , Gertrud Zwicknagl

The Strongly Coupled Standard Model predicts a rich spectrum of excited states at the Fermi scale. We study the first radial excitations of the vector bosons. The inclusion of these new states affects the low energy phenomenology of the…

High Energy Physics - Phenomenology · Physics 2009-07-30 Francesco D'Eramo

Because of their small size, low loss, and compatibility with magnetic fields and elevated temperatures, surface acoustic wave resonators hold significant potential as future quantum interconnects. Here, we design, fabricate, and…

Mesoscale and Nanoscale Physics · Physics 2024-01-12 Yadav P. Kandel , Suraj Thapa Magar , Arjun Iyer , William H. Renninger , John M. Nichol

The inherent coupling of optical and mechanical modes in high finesse optical microresonators provide a natural, highly sensitive transduction mechanism for micromechanical vibrations. Using homodyne and polarization spectroscopy…

Quantum Physics · Physics 2009-11-13 A. Schliesser , G. Anetsberger , R. Rivière , O. Arcizet , T. J. Kippenberg

This letter presents principles and applications of a virtual multi-channel lock-in amplifier that is a simple but effective method to recover small ac signal from noise with high presison. The fundamentals of this method are based on…

Instrumentation and Detectors · Physics 2008-02-10 Jun Lu , De-An Pan , Lijie Qiao

Silicon photonics promises to alleviate the bandwidth bottleneck of modern day computing systems. But silicon photonic devices have the fundamental problem of being highly sensitive to ambient temperature fluctuations due to the high…

Optics · Physics 2015-05-14 Biswajeet Guha , Bernardo B. C. Kyotoku , Michal Lipson

We demonstrate strong coupling between the flexural vibration modes of a clamped-clamped micromechanical resonator vibrating at low amplitudes. This coupling enables the direct measurement of the frequency response via amplitude- and phase…

Mesoscale and Nanoscale Physics · Physics 2013-03-26 W. J. Venstra , R. van Leeuwen , H. S. J. van der Zant
‹ Prev 1 4 5 6 7 8 10 Next ›