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Improving multiparameter quantum estimation in magnonic systems via quantum noise suppression is a well-established and critical research objective. In this work, we propose an experimentally realistic scheme to improve the precision of…

Quantum Physics · Physics 2026-01-21 Hamza Harraf , Mohamed Amazioug , Rachid Ahl Laamara

Cross-correlation is an established tool to reduce the background in resistance noise measurements. However, the conventional method requires the amplifier, demodulator and digitizer channels to be duplicated, increasing the cost and…

Instrumentation and Detectors · Physics 2026-05-21 Tim Thyzel

A new method for continuous compositional-spread (CCS) thin-film fabrication based on pulsed-laser deposition (PLD) is introduced. This approach is based on a translation of the substrate heater and the synchronized firing of the excimer…

Materials Science · Physics 2009-11-10 H. M. Christen , C. M. Rouleau , I. Ohkubo , H. Y. Zhai , H. N. Lee , S. Sathyamurthy , D. H. Lowndes

Inclusive charged-particle measurements probe the low-energy region of the non-perturbative quantum chromodynamics. The ATLAS collaboration has recently measured the charged-particle multiplicity and its dependence on transverse momentum…

High Energy Physics - Experiment · Physics 2016-10-21 Valentina Maria Martina Cairo

Unsupervised anomalous sound detection (ASD) aims to identify anomalous sounds by learning the features of normal operational sounds and sensing their deviations. Recent approaches have focused on the self-supervised task utilizing the…

Sound · Computer Science 2023-10-11 Soonhyeon Choi , Jung-Woo Choi

Swept Charge Devices (SCD) are novel X-ray detectors optimized for improved spectral performance without any demand for active cooling. The Chandrayaan-1 X-ray Spectrometer (C1XS) experiment onboard the Chandrayaan-1 spacecraft used an…

Instrumentation and Methods for Astrophysics · Physics 2015-10-01 P. S. Athiray , P. Sreekumar , S. Narendranath , J. P. D. Gow

A radically new CCD development by Marconi Applied Technologies has enabled substantial internal gain within the CCD before the signal reaches the output amplifier. With reasonably high gain, sub-electron readout noise levels are achieved…

Astrophysics · Physics 2015-06-24 C. D. Mackay , R. N. Tubbs , R. Bell , D. Burt , I. Moody

The void power spectrum is related to the clustering of low-density regions in the large-scale structure (LSS) of the Universe, and can be used as an effective cosmological probe to extract the information of the LSS. We generate the galaxy…

Cosmology and Nongalactic Astrophysics · Physics 2024-11-01 Yingxiao Song , Qi Xiong , Yan Gong , Furen Deng , Kwan Chuen Chan , Xuelei Chen , Qi Guo , Guoliang Li , Ming Li , Yun Liu , Yu Luo , Wenxiang Pei , Chengliang Wei

One of the basic parameters of a CCD camera is its gain, i.e. the number of detected electrons per output Analogue to Digital Unit (ADU). This is normally determined by finding the statistical variances from a series of flat-field exposures…

Instrumentation and Methods for Astrophysics · Physics 2021-01-28 J. Gordon Robertson

Charge Coupled Devices (CCDs) have been successfully used in several high energy physics experiments over the past two decades. Their high spatial resolution and thin sensitive layers make them an excellent tool for studying short-lived…

Current approaches to Mass Spectrometry (MS) require ionization of the analytes of interest. For high-mass species, the resulting charge state distribution can be complex and difficult to interpret correctly. In this article, using a setup…

We develop and apply an analytic method to predict peak counts in weak-lensing surveys. It is based on the theory of Gaussian random fields and suitable to quantify the level of spurious detections caused by chance projections of…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 M. Maturi , C. Angrick , M. Bartelmann , F. Pace

An anomalous sound detection system to detect unknown anomalous sounds usually needs to be built using only normal sound data. Moreover, it is desirable to improve the system by effectively using a small amount of anomalous sound data,…

Sound · Computer Science 2021-06-14 Ibuki Kuroyanagi , Tomoki Hayashi , Kazuya Takeda , Tomoki Toda

Extracting the bispectrum information from the large scale structure observations is challenging due to the complex models and the computational costs to measure the signal and its covariance. Recently, the skew spectrum was proposed to…

Cosmology and Nongalactic Astrophysics · Physics 2021-01-06 Ji-Ping Dai , Jun-Qing Xia

Charge-coupled devices (CCDs) are widely used in astronomy to carry out a variety of measurements, such as for flux or shape of astrophysical objects. The data reduction procedures almost always assume that ther esponse of a given pixel to…

Instrumentation and Methods for Astrophysics · Physics 2015-02-18 A. Guyonnet , P. Astier , P. Antilogus , N. Regnault , P. Doherty

In Charge Coupled Device (CCD) detectors the electrons excited upon absorption of a single x-ray photon quickly diffuse and generate charge-spots often larger than pixel dimensions. In the soft x-ray range this phenomenon drastically limits…

Instrumentation and Detectors · Physics 2014-10-08 Andrea Amorese , Greta Dellea , Lucio Braicovich , Giacomo Ghiringhelli

We present a new method for the separation of superimposed, independent, auto-correlated components from noisy multi-channel measurement. The presented method simultaneously reconstructs and separates the components, taking all channels…

Methodology · Statistics 2018-02-14 Jakob Knollmüller , Torsten A. Enßlin

Accurate characterization using static light scattering (SLS) and dynamic light scattering (DLS) methods mandates the measurement and analysis of singly-scattered light. In turbid samples, the suppression of multiple scattering is therefore…

Soft Condensed Matter · Physics 2012-09-18 Ian Block , Frank Scheffold

We present time-resolved charge sensing measurements on a GaAs double quantum dot with two proximal quantum point contact (QPC) detectors. The QPC currents are analyzed with cross-correlation techniques, which enables us to measure dot…

Mesoscale and Nanoscale Physics · Physics 2009-02-27 B. Küng , O. Pfäffli , S. Gustavsson , T. Ihn , K. Ensslin , M. Reinwald , W. Wegscheider

The CMS detector is a general-purpose apparatus that detects high-energy collisions produced at the LHC. Online Data Quality Monitoring of the CMS electromagnetic calorimeter is a vital operational tool that allows detector experts to…

Instrumentation and Detectors · Physics 2024-06-27 The CMS ECAL Collaboration
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