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Recently, capacitive micromachined ultrasound transducers (CMUTs) with long rectangular membranes have demonstrated performance advantages over conventional piezoelectric transducers; however, modeling these CMUT geometries has been limited…

Computational Engineering, Finance, and Science · Computer Science 2024-07-02 Shayan Khorassany , Eric B. Dew , Mohammad Rahim Sobhani , Roger J. Zemp

Convolutional Neural Networks (CNNs) remain prevalent in computer vision applications, and FPGAs, known for their flexibility and energy efficiency, have become essential components in heterogeneous acceleration systems. However,…

Hardware Architecture · Computer Science 2025-06-16 Guoyu Li , Pengbo Zheng , Jian Weng , Enshan Yang

We report $^{115}$In nuclear quadrupolar resonance (NQR) measurements on the heavy-fermion superconductor PuCoIn$_5$, in the temperature range $0.29{\rm K}\leq T\leq 75{\rm K}$. The NQR parameters for the two crystallographically…

Strongly Correlated Electrons · Physics 2014-05-28 G. Koutroulakis , H. Yasuoka , H. Chudo , P. H. Tobash , J. N. Mitchell , E. D. Bauer , J. D. Thompson

Neural networks commonly execute on hardware accelerators such as NPUs and GPUs for their size and computation overhead. These accelerators are costly and it is hard to scale their resources to handle real-time workload fluctuations. We…

Machine Learning · Computer Science 2025-10-06 Jaemin Kim , Hongjun Um , Sungkyun Kim , Yongjun Park , Jiwon Seo

Fixed-frequency superconducting quantum processors are one of the most mature quantum computing architectures with high-coherence qubits and simple controls. However, high-fidelity multi-qubit gates pose tight requirements on individual…

Quantum Physics · Physics 2022-08-22 Alexis Morvan , Larry Chen , Jeffrey M. Larson , David I. Santiago , Irfan Siddiqi

Massive mechanical resonators operating at the quantum scale can enable a large variety of applications in quantum technologies, as well as fundamental tests of quantum theory. Of crucial importance in that direction, is both their…

Quantum Physics · Physics 2019-12-04 Marios Kounalakis , Yaroslav M. Blanter , Gary A. Steele

In the last few decades, studies in various fields of plasma technology have expanded and its application in different processes has increased. Therefore, the achievement of a desirable and practical plasma with specific characteristics is…

By coupling a quantum detector, a superconductor-insulator-superconductor junction, to a Josephson junction \textit{via} a resonant circuit we probe the high frequency properties, namely the ac complex admittance and the current…

Mesoscale and Nanoscale Physics · Physics 2012-03-02 Julien Basset , Hélène Bouchiat , Richard Deblock

RWKV is a modern RNN architecture that approaches the performance of Transformers, with the advantage of processing long contexts at a linear memory cost. However, its sequential computation pattern struggles to efficiently leverage GPU…

Hardware Architecture · Computer Science 2026-01-06 Liu Shijie , Zeng Zhenghao , Jiao Han , Huang Yihua

Multiple Electrostatic Quadrupole Array Linear Accelerators (MEQALACs) provide an opportunity to realize compact radio-frequency (RF) accelerator structures that can deliver very high beam currents. MEQALACs have been previously realized…

Accelerator Physics · Physics 2017-11-02 A. Persaud , P. A. Seidl , Q. Ji , E. Feinberg , W. L. Waldron , T. Schenkel , S. Ardanuc , K. B. Vinayakumar , A. Lal

One superconducting taper-type half-wave resonator (HWR) with frequency of 162.5MHz, \b{eta} of 0.09 has been developed at Peking University, which is used to accelerate high current proton ($\sim$ 100mA) and $D^{+}$($\sim$ 50mA). The radio…

Accelerator Physics · Physics 2015-07-20 Peiliang Fan , Feng Zhu , Hutianxiang Zhong , Shengwen Quan , Kexin Liu

We construct a low-temperature microwave waveguide interferometer for measuring high-frequency properties of two-dimensional electron gases (2DEGs). Coupled plasmon-cyclotron resonance (PCR) spectra are used to extract effective mass, bulk…

Mesoscale and Nanoscale Physics · Physics 2017-04-26 Jie Zhang , Ruiyuan Liu , Rui-Rui Du , L. N. Pfeiffer , K. W. West

Using a Magnetic Resonace Force Microscope, we have performed ferromagnetic resonance (FMR) spectroscopy on parametric magnons created by 4-wave process. This is achieved by measuring the differential response to a small source modulation…

Materials Science · Physics 2011-11-09 G. De Loubens , V. V. Naletov , Vincent Charbois , Olivier Klein , V. S. Tiberkevich , Andrei Slavin

The Fast Tracker (FTK) is an ATLAS trigger upgrade built for full event, low-latency, high-rate tracking. The FTK core, made of 9U VME boards, performs the most demanding computational task. The Associative Memory Board Serial Link…

PuCoGa$_5$ has emerged as a prototypical heavy-fermion superconductor, with its transition temperature ($T_c\simeq18.5$ K) being the highest amongst such materials. Nonetheless, a clear description as to what drives the superconducting…

Strongly Correlated Electrons · Physics 2016-11-15 G. Koutroulakis , H. Yasuoka , P. H. Tobash , J. N. Mitchell , E. D. Bauer , J. D. Thompson

As the number of qubits in nascent quantum processing units increases, the connectorized RF (radio frequency) analog circuits used in first generation experiments become exceedingly complex. The physical size, cost and electrical failure…

Quantum Physics · Physics 2021-07-26 Yilun Xu , Gang Huang , David I. Santiago , Irfan Siddiqi

In this work, a compact model is presented for a 14 nm CMOS-based FinFET Resonant Body Transistor (fRBT) operating at a frequency of 11.8 GHz and targeting RF frequency generation/filtering for next generation radio communication, clocking,…

Applied Physics · Physics 2021-07-12 Udit Rawat , Bichoy Bahr , Dana Weinstein

We study microwave-driven cooling in a superconducting flux qubit subjected to environment noises. For the weak decoherence, our analytical results agree well with the experimental observations near the degeneracy point and show that the…

Quantum Physics · Physics 2013-06-04 Lingjie Du , Yang Yu

General-purpose multiprocessors (as, in our case, Intel IvyBridge and Intel Haswell) increasingly add GPU computing power to the former multicore architectures. When used for embedded applications (for us, Synthetic aperture radar) with…

Mathematical Software · Computer Science 2015-06-01 Mohamed Amine Bergach , Emilien Kofman , Robert de Simone , Serge Tissot , Michel Syska

We have observed multi-photon resonances in a system with a spin 3/2 irradiated simultaneously by a multiple pulse radiofrequency sequence and a low frequency field swept in the range 0-80 kHz. The used excitation scheme allowed us to…

Materials Science · Physics 2015-06-24 G. B. Furman , G. E Kibrik , A. Yu. Polyakov