English
Related papers

Related papers: Impact of misalignments on the analysis of B decay…

200 papers

The software alignment of planar tracking detectors using samples of charged particle trajectories may lead to global detector distortions that affect vertex and momentum resolution. We present an alignment procedure that constrains such…

The activity in the field of diffractive physics at the Large Hadron Collider has been constantly increasing. This includes the planning for additional dedicated apparatus -- horizontal forward proton detectors. This work focuses on the…

Instrumentation and Detectors · Physics 2015-12-09 R. Staszewski , J. Chwastowski , K. Korcyl , M. Trzebiński

Inference for time series of networks often relies on accurate vertex correspondence between network realizations at different times. In practice, however, such vertex alignments can be misspecified or unknown. We study the impact of vertex…

The alignment of the ATLAS Inner Detector is performed with a track-based algorithm. The aim of the detector alignment is to provide an accurate description of the detector geometry such that track parameters are accurately determined and…

Instrumentation and Detectors · Physics 2019-10-15 Julian Wollrath

Many Standard Model extensions predict metastable massive particles that can be detected by looking for displaced decay vertices in the inner detector volume. Current approaches to search for these events in high-energy particle collisions…

Instrumentation and Detectors · Physics 2019-10-24 Kim Albertsson , Federico Meloni

Measurements of global spin alignment of vector mesons in relativistic heavy-ion collisions can provide unique insights into spin-orbit interactions and vector meson dynamics in the Quark-Gluon Plasma (QGP) produced in those collisions. The…

Data Analysis, Statistics and Probability · Physics 2025-02-19 C. W. Robertson , Yicheng Feng , Fuqiang Wang

The CMS silicon tracking system measures the trajectories of charged particles with a hit resolution of the order of microns in the pixel detector and tens of microns in the strip detector. One of the most important inputs for track…

Instrumentation and Detectors · Physics 2023-03-30 Ana Ventura Barroso

Common object detection models consist of classification and regression branches, due to different task drivers, these two branches have different sensibility to the features from the same scale level and the same spatial location. The…

Computer Vision and Pattern Recognition · Computer Science 2022-07-07 Shuaizheng Hao , Hongzhe Liu , Ningwei Wang , Cheng Xu

This note validates the usage of the simplified detector geometry description. A sample of $B^0_{(s)} \to h^+h^{'-}$ decays was used to assess the tracking and physics performance with respect to what is obtained with the full detector…

High Energy Physics - Experiment · Physics 2008-08-07 M. Gersabeck , E. Rodrigues

In this paper, we investigate the impact of higher-order distortions on the precise measurement of weak gravitational lensing shear and flexion. We begin by defining generalized higher-order distortions and outlining methods for measuring…

Cosmology and Nongalactic Astrophysics · Physics 2025-10-01 Yuki Okura , Toshifumi Futamase

Understanding the evolution of dislocation structures during plastic deformation is critical for predicting the mechanical performance of metallic materials. In this work, we applied in situ scanning electron microscopy/electron backscatter…

Materials Science · Physics 2026-03-24 Mikhail Lebyodkin , Maxim Gussev , Jamieson Brechtl , Tatiana Lebedkina

A variety of new-physics models predict metastable particles whose decay length is $\lesssim 1$ mm. Conventional displaced-vertex searches are less sensitive to this sub-millimeter decay range, and thus such metastable particles have been…

High Energy Physics - Phenomenology · Physics 2018-08-01 Hayato Ito , Osamu Jinnouchi , Takeo Moroi , Natsumi Nagata , Hidetoshi Otono

Terahertz (THz) frequencies are important for next generation wireless systems due to the advantages in terms of large available bandwidths. On the other hand, the limited range due to high attenuation in these frequencies can be overcome…

Signal Processing · Electrical Eng. & Systems 2024-05-31 Hasan Nayir , Erhan Karakoca , Güneş Karabulut Kurt , Ali Görçin

Removing undesirable reflections from a single image captured through a glass window is of practical importance to visual computing systems. Although state-of-the-art methods can obtain decent results in certain situations, performance…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Kaixuan Wei , Jiaolong Yang , Ying Fu , David Wipf , Hua Huang

We have just entered an era of precision measurements for $B_s$-decay observables. A characteristic feature of the $B_s$-meson system is $B^0_s$--$\bar B^0_s$ mixing, which exhibits a sizable decay width difference. The latter feature leads…

High Energy Physics - Phenomenology · Physics 2012-07-30 Kristof De Bruyn , Robert Fleischer , Robert Knegjens , Patrick Koppenburg , Marcel Merk , Niels Tuning

We discuss order 1/m_b^4 and 1/m_b^5 corrections in inclusive semileptonic decay of a $B$ meson. We identify relevant hadronic matrix elements of dimension seven and eight and estimate them using the ground-state saturation approximation.…

High Energy Physics - Phenomenology · Physics 2010-12-03 Thomas Mannel , Sascha Turczyk , Nikolai Uraltsev

The weak localization effect on a linear absorption spectrum is investigated for disordered s-wave superconductors. The vertex correction is incorporated into the response function in a way that is consistent with the weak localization…

Superconductivity · Physics 2020-12-14 Takanobu Jujo

The complex atomic scale structure of high entropy alloys presents new opportunities to expand the deformation theories of mechanical metallurgy. In this regard, solute-defect interactions have emerged as critical piece in elucidating the…

Materials Science · Physics 2025-09-18 Novin Rasooli , Wei Chen , Matthew Daly

Beam misalignment is one of the main challenges for the design of reliable wireless systems in terahertz (THz) bands. This paper investigates how to apply user-centric base station (BS) clustering as a valuable add-on in THz networks. In…

Systems and Control · Electrical Eng. & Systems 2024-02-20 Khaled Humadi , Imene Trigui , Wei-Ping Zhu , Wessam Ajib

The ALEPH Silicon Vertex Detector for LEP2 featured a laser survey system to monitor its mechanical stability. The analysis of laser system data from 1997 to 2000 showed that VDET suffered a time-dependent displacement. It resulted to be…

Instrumentation and Detectors · Physics 2010-08-12 Giacomo Sguazzoni
‹ Prev 1 2 3 10 Next ›