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Single-photon sources with high brightness and long coherence time are promising qubit candidates for quantum technology. To this end, interfacing emitters with high-finesse cavities is required, especially in the strong coupling regime,…

Directional transmission or amplification of microwave signals is indispensable in various applications involving sensitive measurements. In this work we show in experiment how to use a generic cavity optomechanical setup to…

Quantum Physics · Physics 2019-03-27 L. Mercier de Lépinay , E. Damskägg , C. F. Ockeloen-Korppi , M. A. Sillanpää

Metasurfaces are nano-structured devices composed of arrays of subwavelength scatterers (or meta-atoms) that manipulate the wavefront, polarization, or intensity of light. Like other diffractive optical devices, metasurfaces suffer from…

Optics · Physics 2016-07-22 Ehsan Arbabi , Amir Arbabi , Seyedeh Mahsa Kamali , Yu Horie , Andrei Faraon

One of the most promising metasurface architectures for the microwave and terahertz frequency ranges consists of three patterned metallic layers separated by dielectrics. Such metasurfaces are well suited to planar fabrication techniques…

Optics · Physics 2021-04-08 Andreas E. Olk , David A. Powell

We introduce the concept of a metasurface system able to route space wave via surface waves. This concept may be used to laterally shift or modulate the beam width of scattered waves. We propose two corresponding synthesis techniques, one…

Optics · Physics 2016-12-19 Karim Achouri , Christophe Caloz

We demonstrate a sideband-resolved cavity electromechanical system operating at room temperature. The mechanical resonator, a strongly pre-stressed silicon nitride string, is dielectrically coupled to a three-dimensional microwave cavity…

Mesoscale and Nanoscale Physics · Physics 2021-07-13 Anh Tuan Le , Alexandre Brieusssel , Eva Maria Weig

Current research work deals with the effect of uniform and non-uniform wall heating on magnetohydrodynamic (MHD) natural convection within a three-dimensional (3D) cavity filled with molten lithium. A new Higher-Order Super Compact (HOSC)…

Fluid Dynamics · Physics 2024-08-06 Ashwani Punia , Rajendra K. Ray

A Temperature mapping (T-map) system for Superconducting Radio Frequency (SRF) cavities consists of a thermometer array positioned precisely on an exterior cavity wall, capable of detecting small increases in temperature; therefore it is a…

Accelerator Physics · Physics 2015-08-11 M. Ge , G. Hoffstaetter , F. Furuta , E. Smith , M. Liepe , S. Posen , H. Padamsee , D. Hartill , X. Mi

The field trap effect on the microcavity surface under the action of an electric field is not conducive to boiling heat transfer. This numerical study found that using conducting-insulating microcavity surfaces in an electric field removes…

Fluid Dynamics · Physics 2023-10-18 Fanming Cai , Zhaomiao Liu , Nan Zheng , Yan Pang

Metasurfaces can manipulate the amplitude and phase of electromagnetic waves, offering applications ranging from antenna design and cloaking to imaging and communication. Additionally, temporal, and non-linear metasurfaces have the…

Signal Processing · Electrical Eng. & Systems 2024-11-18 Pouria Sanjari , Firooz Aflatouni

Reconfigurable intelligent metasurfaces have been proposed as an efficient solution for improving wireless telecommunication systems in multiple scattering or reverberating media. Concurrently, topology optimization has been successfully…

Applied Physics · Physics 2023-11-07 Theodosios D. Karamanos , Mathias Fink , Fabrice Lemoult

We developed a new microwave Hall effect measurement method for materials in the skin depth region at low temperatures using a cross-shaped bimodal cavity. We analytically calculated electromagnetic fields in the cross-shaped cavity, and…

Instrumentation and Detectors · Physics 2021-01-19 Ryo. Ogawa , Tatsunori Okada , Hideyuki Takahashi , Fuyuki Nabeshima , Atsutaka Maeda

High-quality micropillar cavities were grown using molecular-beam epitaxy. Stable continuous-wave lasing at room-temperature was demonstrated for microlasers with semiconductor and hybrid output mirrors. At 300 K, single-mode lasing was…

We report on the results from a search for dark matter axions with the HAYSTAC experiment using a microwave cavity detector at frequencies between 5.6-5.8$\, \rm Ghz$. We exclude axion models with two photon coupling…

A novel open waveguide cavity resonator is presented for the combined variable frequency microwave curing of bumps, underfills and encapsulants, as well as the alignment of devices for fast flip-chip assembly, direct chip attach (DCA) or…

Other Computer Science · Computer Science 2008-12-18 K. I. Sinclair , T. Tilford , M. Y. P. Desmulliez , G. Goussetis , C. Bailey , K. Parrott , A. J. Sangster

Cavities in large-scale photonic integrated circuits often suffer from a wider distribution of resonance frequencies due to fabrication errors. It is crucial to adjust the resonances of cavities using post-processing methods to minimize the…

Optics · Physics 2024-09-26 Mohit Khurana , Sahar Delfan , Zhenhuan Yi

We explore broadband and omnidirectional low frequency sound screening based on locally resonant acoustic metamaterials. We show that the coupling of different resonant modes supported by Fabry-Perot cavities can efficiently generate…

Applied Physics · Physics 2017-10-25 A. Elayouch , M. Addouche , M. Farhat , A. Khelif

The use of microwave irradiation is a promising alternative heat source for the synthesis of inorganic materials such as perovskite oxides. The method offers massive energy and time savings as compared to the traditional ceramic method. In…

Materials Science · Physics 2014-01-10 Jesus Prado-Gonjal , Rainer Schmidt , Emilio Moran

In this paper we suggest a simple analytical method for description of electromagnetic properties of a geometrically regular two-dimensional subwavelength arrays (metasurfaces) formed by particles with randomly fluctuating polarizabilities.…

We demonstrated microwave-induced cooling in a superconducting flux qubit. The thermal population in the first-excited state of the qubit is driven to a higher-excited state by way of a sideband transition. Subsequent relaxation into the…

Superconductivity · Physics 2008-04-14 S. O. Valenzuela , W. D. Oliver , D. M. Berns , K. K. Berggren , L. S. Levitov , T. P. Orlando
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