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Temporal modes (TMs) of photons provide an appealing high-dimensional encoding basis for quantum information. While techniques to generate TM states have been established, high-dimensional decoding of single-photon TMs remains an open…

Millisecond pulsars are intrinsically very stable clocks and precise measurement of their observed pulse periods can be used to study a wide variety of astrophysical phenomena. In particular, observations of a large sample of millisecond…

High Energy Astrophysical Phenomena · Physics 2015-05-27 R. N. Manchester

We devised a portable system that generates pulsed high magnetic fields up to 77 T with 3 $\mu$s duration. The system employs the single turn coil method, a destructive way of field generation. The system consists of a capacitor of 10.4…

Traumatic Brain Injury (TBI) is a common cause of death and disability. However, existing tools for TBI diagnosis are either subjective or require extensive clinical setup and expertise. The increasing affordability and reduction in size of…

Signal Processing · Electrical Eng. & Systems 2021-02-01 Navjodh Singh Dhillon , Agustinus Sutandi , Manoj Vishwanath , Miranda M. Lim , Hung Cao , Dong Si

Characterizing and controlling electronic properties of quantum materials require direct measurements of non-equilibrium electronic band structures over large regions of momentum space. Here, we demonstrate an experimental apparatus for…

We report a benchmark experiment that demonstrates shortening of hard x-ray pulses in a synchrotron-based optical pump - x-ray probe experiment. The pulse shortening device, a picosecond Bragg switch, reduces the temporal resolution of an…

Materials Science · Physics 2019-05-16 M. Sander , R. Bauer , V. Kabanova , M. Levantino , M. Wulff , D. Pfuetzenreuter , J. Schwarzkopf , P. Gaal

Non-intrusive monitoring of vital signs has become increasingly important in a variety of healthcare settings. In this paper, we present PulseFi, a novel low-cost non-intrusive system that uses Wi-Fi sensing and artificial intelligence to…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Pranay Kocheta , Nayan Sanjay Bhatia , Katia Obraczka

Stochastic computing (SC) presents high error tolerance and low hardware cost, and has great potential in applications such as neural networks and image processing. However, the bitstream generator, which converts a binary number to…

Emerging Technologies · Computer Science 2019-04-23 Yawen Zhang , Runsheng Wang , Xinyue Zhang , Zherui Zhang , Jiahao Song , Zuodong Zhang , Yuan Wang , Ru Huang

Optimal control techniques provide a means to tailor the control pulses required to generate customized quantum gates, which helps to improve the resilience of quantum simulations to gate errors and device noise. However, the significant…

We present the realization of a physical quantum random number generator based on the process of splitting a beam of photons on a beam splitter, a quantum mechanical source of true randomness. By utilizing either a beam splitter or a…

Quantum Physics · Physics 2009-10-31 Thomas Jennewein , Ulrich Achleitner , Gregor Weihs , Harald Weinfurter , Anton Zeilinger

We describe a digital microwave platform called Presto, designed for measurement and control of multiple quantum bits (qubits) and based on the third-generation radio-frequency system on a chip. Presto uses direct digital synthesis to…

This paper presents a novel software driven voltage tuning method that utilises multi-purpose Ring Oscillators (ROs) to provide process variation and environment sensitive energy reductions. The proposed technique enables voltage tuning…

Other Computer Science · Computer Science 2015-03-20 Steve Kerrison , Kerstin Eder

Time resolved electron density measurements in pulsed RF discharges are shown using a hairpin resonance probe using low cost electronics, on par with normal Langmuir probe boxcar mode operation. Time resolution of less than one microsecond…

Plasma Physics · Physics 2017-02-09 David Peterson , David Coumou , Lynda Larson , Steven Shannon

One of the most promising targets for Pulsar Timing Arrays (PTAs) is identifying an individual supermassive black hole binary (SMBHB) out of the population of binaries theorized to produce a gravitational wave background (GWB). In this…

Instrumentation and Methods for Astrophysics · Physics 2026-04-21 Levi Schult , Polina Petrov , Stephen R. Taylor , Nihan Pol , Nima Laal , Maria Charisi , Chung-Pei Ma

Movies of human induced pluripotent stem cell (hiPSC)-derived engineered cardiac tissue (microbundles) contain abundant information about structural and functional maturity. However, extracting these data in a reproducible and…

Objective - This work introduces Dareplane, a modular and broad technology-agnostic open source software platform for brain-computer interface research with an application focus on adaptive deep brain stimulation (aDBS). One difficulty for…

Other Quantitative Biology · Quantitative Biology 2025-02-19 Matthias Dold , Joana Pereira , Bastian Sajonz , Volker A. Coenen , Jordy Thielen , Marcus L. F. Janssen , Michael Tangermann

Pulsar timing arrays are sensitive to low-frequency gravitational waves (GWs), which induce correlated changes in millisecond pulsars' timing residuals. PTA collaborations around the world have recently announced evidence of a nanohertz…

High Energy Astrophysical Phenomena · Physics 2024-10-24 Shashwat C. Sardesai , Joseph Simon , Sarah J. Vigeland

Understanding the jitter noise resulting from single-pulse phase and shape variations is important for the detection of gravitational waves using pulsar timing array. We presented measurements of jitter noise and single-pulse variability of…

High Energy Astrophysical Phenomena · Physics 2024-01-24 S. Q. Wang , N. Wang , J. B. Wang , G. Hobbs , H. Xu , B. J. Wang , S. Dai , S. J. Dang , D. Li , Y. Feng , C. M. Zhang

Pulsar timing array collaborations have recently reported evidence for a noise process with a common spectrum among the millisecond pulsars in the arrays. The spectral properties of this common-noise process are consistent with expectations…

Systematic errors hinder precise quantum control. Pulse length errors (PLEs) and off-resonance errors (OREs) are typical systematic errors that are encountered during one-qubit control. A composite pulse (CP) can help compensate for the…

Quantum Physics · Physics 2022-09-14 Shingo Kukita , Haruki Kiya , Yasushi Kondo
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