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Quantitative phase microscopy (QPM) is often based on recording an object-reference interference pattern and its further phase demodulation. We propose Pseudo Hilbert Phase Microscopy (PHPM) where we combine pseudo thermal light source…

Fermilab's Superconducting RF Beam Test Facility currently under construction will produce electron beams capable of damaging the acceleration structures and the beam line vacuum chambers in the event of an aberrant accelerator pulse. The…

Accelerator Physics · Physics 2012-10-01 A. Warner , L. Carmichael , M. Church , R. Neswold

The existence of efficient ion acceleration regimes in collective laser-plasma interactions opens up the possibility to develop high-energy physics facilities in conjunction with projects for inertial confinement nuclear fusion (ICF) and…

Accelerator Physics · Physics 2009-11-11 F. Terranova , S. V. Bulanov , J. L. Collier , H. Kiriyama , F. Pegoraro

We review the recent progress in direct active cooling of the quantum-electric degrees freedom in engineered circuits, or quantum-circuit refrigeration. In 2017, the invention of a quantum-circuit refrigerator (QCR) based on photon-assisted…

Microwave filtering for superconducting qubits is a key element of quantum computing technology, enabling high coherence and fast state detection. This work presents the design and implementation of novel microwave Purcell filters for…

Quantum Physics · Physics 2026-03-02 Waqas Ahmad , Gioele Consani , Mohammad Tasnimul Haque , Jacob Dunstan , Brian Vlastakis

The characterization of a quantum device is a crucial step in the development of quantum experiments. This is accomplished via Quantum Process Tomography, which combines the outcomes of different projective measurements to deliver a…

Quantum Physics · Physics 2025-06-26 Francesco Di Colandrea , Nazanin Dehghan , Alessio D'Errico , Ebrahim Karimi

The proton-Boron 11 (p-B11) fusion reaction is much harder to harness for commercial power than the easiest fusion reaction, namely the deuterium and tritium (DT) reaction. The p-B11 reaction requires much higher temperatures, and, even at…

Plasma Physics · Physics 2023-05-18 Ian E. Ochs , Elijah J. Kolmes , Mikhail E. Mlodik , Tal Rubin , Nathaniel J. Fisch

As we rapidly advance through the information age, the power consumed by computers, data centers, and networks grows exponentially. This has inspired a race to develop alternative low-power computational technologies. A new adiabatic…

Applied Physics · Physics 2023-05-24 Han Cai , Jay C. LeFebvre , Hao Li , Ethan Y. Cho , Nobuyuki Yoshikawa , Shane A. Cybart

Traditional accelerators, while effective, suffer from extensive spatial and financial demands, necessitating the exploration of compact alternatives like PWFA, which significantly reduces the necessary accelerator length by utilizing the…

Accelerator Physics · Physics 2024-12-13 Robin Hwang

A wide variety of applications of microwave cavities, such as measurement and control of superconducting qubits, magnonic resonators, and phase noise filters, would be well served by having a highly tunable microwave resonance. Often this…

Instrumentation and Detectors · Physics 2020-07-07 T. J. Clark , V. Vadakkumbatt , F. Souris , H. Ramp , J. P Davis

The SPIRAL2 superconducting linear accelerator (LINAC), which has been operational since 2019, employs superconducting, independently phased RF resonators to deliver a wide range of particle beams. Designed for flexibility in particle…

Even when cooled through its transition temperature in the presence of an external magnetic field, a superconductor can expel nearly all external magnetic flux. This Letter presents an experimental study to identify the parameters that most…

A fusion reactor requires plasma pre-heating before the rate of deuterium-tritium fusion reactions becomes significant. In ITER, radiofrequency (RF) heating of 3He ions, additionally puffed into the plasma, is one of the main options…

Plasma Physics · Physics 2015-07-27 Y. O. Kazakov , J. Ongena , D. Van Eester , R. Bilato , R. Dumont , E. Lerche , M. Mantsinen , A. Messiaen

Laser-plasma interferograms are currently analyzed by extracting the phase-shift map with FFT techniques (K.A.Nugent, Applied Optics {\bf 18}, 3101 (1985)). This methodology works well when interferograms are only marginally affected by…

Plasma Physics · Physics 2016-09-08 P. Tomassini , A. Giulietti , L. A. Gizzi , M. Galimberti , D. Giulietti , M. Borghesi , O. Willi

The upgrade of the ISOLDE machine at CERN foresees a superconducting linac based on two gap independently phased Nb sputtered Quarter Wave Resonators (QWRs) working at 101.28MHz and producing an accelerating field of 6MV/m on axis. A…

Accelerator Physics · Physics 2009-10-05 A. D'Elia , R. M. Jones , M. Pasini

Plasma wakefield acceleration (PWFA) is a promising method for reducing the scale and cost of future electron-positron collider experiments by using shorter plasma sections to enhance beam energy. While electron acceleration has already…

Accelerator Physics · Physics 2024-01-12 Meiyu Si , Yongsheng Huang

Three-wave interactions in plasmas are described, in the framework of kinetic theory, by the quadratic response tensor (QRT). The cold-plasma QRT is a common approximation for interactions between three fast waves. Here, the first-order…

Plasma Physics · Physics 2015-05-19 B. Layden , D. J. Percival , Iver H. Cairns , P. A. Robinson

The higher efficiency of superconducting radio-frequency (SRF) cavities compared to normal-conducting ones enables the development of high-energy continuous-wave linear accelerators (linacs). Recent progress in the development of…

Josephson plasma resonance has been studied in a wide microwave frequency range between 10 and 52 GHz in a magnetic field parallel to the $ab$-plane in under-doped $\BI$. Above about 30 GHz two resonance modes were observed: one (LT mode)…

Superconductivity · Physics 2007-05-23 K. Kadowaki , T. Wada , I. Kakeya

Advancements in quantum computing underscore the critical need for sophisticated qubit readout techniques to accurately discern quantum states. This abstract presents our research intended for optimizing readout pulse fidelity for 2D and 3D…

Quantum Physics · Physics 2024-08-05 Hans Johnson , Nicholas Bornman , Taeyoon Kim , David Van Zanten , Silvia Zorzetti , Jafar Saniie