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Related papers: Acrylic purification and coatings

200 papers

TiN film was coated on the internal face of racetrack-type ceramic pipe by three different methods: radio-frequency sputtering, DC sputtering and DC magnetron sputtering. The deposition rates of TiN film under different coating methods were…

Accelerator Physics · Physics 2015-01-13 Jie Wang , Yanhui Xu , Bo Zhang , Wei Wei , Le Fan , Xiangtao Pei , Yuanzhi Hong , Yong Wang

Multi-view 3D object detection systems often struggle with generating precise predictions due to the challenges in estimating depth from images, increasing redundant and incorrect detections. Our paper presents Ray Denoising, an innovative…

Computer Vision and Pattern Recognition · Computer Science 2024-03-13 Feng Liu , Tengteng Huang , Qianjing Zhang , Haotian Yao , Chi Zhang , Fang Wan , Qixiang Ye , Yanzhao Zhou

When capturing images through the glass during rainy or snowy weather conditions, the resulting images often contain waterdrops adhered on the glass surface, and these waterdrops significantly degrade the image quality and performance of…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Yunhao Li , Jing Wu , Lingzhe Zhao , Peidong Liu

It has been known that decays of daughter elements of $^{222}$Rn on the surface of a detector cause significant background at energies below 10 keV. In particular $^{210}$Pb and $^{210}$Po decays on the crystal surface result in significant…

Instrumentation and Methods for Astrophysics · Physics 2018-06-06 K. W. Kim , C. Ha , N. Y. Kim , Y. D. Kim , H. S. Lee , B. J. Park , H. K. Park

Single image inverse problem is a notoriously challenging ill-posed problem that aims to restore the original image from one of its corrupted versions. Recently, this field has been immensely influenced by the emergence of deep-learning…

Computer Vision and Pattern Recognition · Computer Science 2019-11-19 Qianwei Zhou , Chen Zhou , Haigen Hu , Yuhang Chen , Shengyong Chen , Xiaoxin Li

Electron and ion accumulation atop liquid can lead to formation of macroscopic charged hillocks and electrospraying, small signal suppression by charged crust. Design changes for large detectors are required.

Instrumentation and Detectors · Physics 2023-07-26 Sergey Pereverzev

The Jiangmen Underground Neutrino Observatory will build the world's largest liquid scintillator detector to study neutrinos from various sources. The 20 kt liquid scintillator will be stored in a $\sim$600 t acrylic sphere with 35.4 m…

Instrumentation and Detectors · Physics 2021-05-19 Chuanya Cao , Nan Li , Xiaoyu Yang , Jie Zhao , Yuanxia Li , Zhiyan Cai , Liangjian Wen , Xiaolan Luo , Yuekun Heng , Yayun Ding

Raman microspectroscopy was used to characterize amorphous silica plastic behavior. Using a correlation between Raman spectrum and density, a map of the local residual indentation-induced densification is obtained. The existence of a…

We present a novel axial ptychographic coherent diffractive imaging (AP-CDI) technique designed to overcome the critical throughput bottleneck of conventional methods. By replacing the 2D raster scan with a simple 1D axial scan, our…

Optics · Physics 2025-11-24 Qijun You , Lingshuo Meng , Fangrui Quan , Wei Cao

A novel liquid argon (LAr) purity monitor was developed with a sensitivity to electronegative impurities of the order of ppb (O$_2$ equivalent). Such a high purity is e.g. needed in a LAr drift chamber. The principle is to measure the…

Instrumentation and Detectors · Physics 2007-05-23 A. Badertscher , M. Laffranchi , A. Rubbia

Surface contamination not only influences but in some cases even dominates the measured properties of two-dimensional materials. Although different cleaning methods are often used for contamination removal, commonly used spectroscopic…

Directional detection of Galactic Dark Matter is a promising search strategy for discriminating genuine WIMP events from background ones. Technical progress on gaseous detectors and read-outs has permitted the design and construction of…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 J. Billard , F. Mayet , J. F. Macias-Perez , D. Santos

Safeguarding intellectual property and preventing potential misuse of AI-generated images are of paramount importance. This paper introduces a robust and agile plug-and-play watermark detection framework, dubbed as RAW. As a departure from…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Xun Xian , Ganghua Wang , Xuan Bi , Jayanth Srinivasa , Ashish Kundu , Mingyi Hong , Jie Ding

We report demonstration of light detection in liquid argon using an acrylic lightguide detector system. This opens the opportunity for development of an inexpensive, large-area light collection system for large liquid argon time projection…

Instrumentation and Detectors · Physics 2015-03-17 L. Bugel , J. M. Conrad , C. Ignarra , B. J. P. Jones , T. Katori , T. Smidt , H. -K. Tanaka

Raman spectroscopy is a powerful and non-invasive method for analysis of chemicals and detection of unknown substances. However, Raman signal is so weak that background noise can distort the actual Raman signal. These baseline shifts that…

Signal Processing · Electrical Eng. & Systems 2021-04-28 M. Hamed Mozaffari , Li-Lin Tay

Robotic manipulation of deformable objects remains a challenging task. One such task is to iron a piece of cloth autonomously. Given a roughly flattened cloth, the goal is to have an ironing plan that can iteratively apply a regular iron to…

Robotics · Computer Science 2016-02-17 Yinxiao Li , Xiuhan Hu , Danfei Xu , Yonghao Yue , Eitan Grinspun , Peter Allen

One of the most promising strategies to identify the nature of dark matter consists in the search for new particles at accelerators and with so-called direct detection experiments. Working within the framework of simplified models, and…

High Energy Physics - Phenomenology · Physics 2018-05-04 Gianfranco Bertone , Nassim Bozorgnia , Jong Soo Kim , Sebastian Liem , Christopher McCabe , Sydney Otten , Roberto Ruiz de Austri

The combination of S-matrix unitarity and the dynamics of thermal freeze-out for massive relic particles (denoted here simply by WIMPs) implies a lower limit on the density of such particles, that provide a (potentially sub-dominant)…

High Energy Physics - Phenomenology · Physics 2015-07-29 Kfir Blum , Yanou Cui , Marc Kamionkowski

Indirect detection of dark matter particles, i.e. the detection of annihilation or decay products of Weakly Interacting Massive Particles, has entered a pivotal phase as experiments reach sensitivities that probe the most interesting…

High Energy Physics - Phenomenology · Physics 2014-11-10 Jan Conrad

Most deraining works focus on rain streaks removal but they cannot deal adequately with heavy rain images. In heavy rain, streaks are strongly visible, dense rain accumulation or rain veiling effect significantly washes out the image,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Ruotent Li , Loong Fah Cheong , Robby T. Tan