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Structure determination workloads in neutron diffractometry are computationally expensive and routinely require several hours to many days to determine the structure of a material from its neutron diffraction patterns. The potential for…

Machine Learning · Computer Science 2025-06-16 Tianle Wang , Jorge Ramirez , Cristina Garcia-Cardona , Thomas Proffen , Shantenu Jha , Sudip K. Seal

We examine the applicability of various model profiles for the liquid/vapor interface by X-ray reflectivities on water and ethanol and their mixtures at room temperature. Analysis of the X-ray reflecivities using various density profiles…

Soft Condensed Matter · Physics 2014-04-30 Wei Bu , Doseok Kim , David Vaknin

The demand for new thermal neutron detectors as an alternative to 3He tubes in research, industrial, safety and homeland security applications, is growing. These needs have triggered research and development activities about new generations…

Instrumentation and Detectors · Physics 2018-01-09 Paolo Finocchiaro , Luigi Cosentino , Sergio Lo Meo , Ralf Nolte , Desiree Radeck

Nowadays, the huge amount of information distributed through the Web motivates studying techniques to be adopted in order to extract relevant data in an efficient and reliable way. Both academia and enterprises developed several approaches…

Artificial Intelligence · Computer Science 2013-06-06 Emilio Ferrara , Robert Baumgartner

We redesigned an advanced physics laboratory course to include a project component. The intention was to address learning outcomes such as modeling, design of experiments, teamwork, and developing technical skills in using apparatus and…

Physics Education · Physics 2022-07-06 Bei Cai , Lindsay Mainhood , Robert G. Knobel

Riptide is a detector concept aiming to track fast neutrons. It is based on neutron--proton elastic collisions inside a plastic scintillator, where the neutron momentum can be measured by imaging the scintillation light. More specifically,…

Graphene field-effect transistors (GFETs) are experimental devices which are increasingly seeing commercial and research applications. Simulation and modelling forms an important stage in facilitating this transition, however the majority…

Mesoscale and Nanoscale Physics · Physics 2022-06-28 Nathaniel J. Tye , Abdul Wadood Tadbier , Stephan Hofmann , Phillip Stanley-Marbell

Computational reproducibility of scientific results, that is, the execution of a computational experiment (e.g., a script) using its original settings (data, code, etc.), should always be possible. However, reproducibility has become a…

Human-Computer Interaction · Computer Science 2025-04-15 Lázaro Costa , Susana Barbosa , Jácome Cunha

In the language domain, as in other domains, neural explainability takes an ever more important role, with feature attribution methods on the forefront. Many such methods require considerable computational resources and expert knowledge…

Computation and Language · Computer Science 2021-09-01 Nils Feldhus , Robert Schwarzenberg , Sebastian Möller

Human fingerprints serve as one unique and powerful characteristic for each person, from which policemen can recognize the identity. Similar to humans, many natural bodies and intrinsic mechanical qualities can also be uniquely identified…

Machine Learning · Computer Science 2024-03-25 Yongchao Chen

We consider the challenge of efficiently detecting changes within a network of sensors, where we also need to minimise communication between sensors and the cloud. We propose an online, communication-efficient method to detect such changes.…

Methodology · Statistics 2024-04-11 Ziyang Yang , Idris A. Eckley , Paul Fearnhead

Fast, incremental evolution of physics instrumentation raises the question of efficient software abstraction and transferability of algorithms across similar technologies. This contribution aims to provide an answer by introducing Track…

Instrumentation and Detectors · Physics 2024-01-08 Petr Mánek , Petr Burian , Eric David-Bosne , Petr Smolyanskiy , Benedikt Bergmann

Separating an image into reflectance and shading layers poses a challenge for learning approaches because no large corpus of precise and realistic ground truth decompositions exists. The Intrinsic Images in the Wild~(IIW) dataset provides a…

Computer Vision and Pattern Recognition · Computer Science 2017-06-13 Thomas Nestmeyer , Peter V. Gehler

Statistical modeling is a key element in many scientific fields and especially in High-Energy Physics (HEP) analysis. The standard framework to perform this task in HEP is the C++ ROOT/RooFit toolkit; with Python bindings that are only…

Data Analysis, Statistics and Probability · Physics 2020-05-21 Jonas Eschle , Albert Puig Navarro , Rafael Silva Coutinho , Nicola Serra

The development of compact neutron sources for applications is extensive and features many approaches. Let alone ion-based approaches, several projects with different parameters exist. This article focuses on ion-based neutron production…

Instrumentation and Detectors · Physics 2023-07-13 Benedikt Schmitz , Stefan Scheuren

A new instrument for spot profile analysis of electron diffraction - SPA-LEED - has been set up. The instrument works either with a transparent phosphor screen for visual inspection of the pattern or in its main mode with a channeltron for…

Materials Science · Physics 2015-01-30 U. Scheithauer , G. Meyer , M. Henzler

We introduce a fiber-optic architecture for neural recording without contrast agents, and study its properties theoretically. Our sensor design is inspired by electrooptic modulators, which modulate the refractive index of a waveguide by…

Neurons and Cognition · Quantitative Biology 2020-02-04 Samuel G Rodriques , Adam H Marblestone , Max Mankin , Lowell Wood , Edward S Boyden

The Neutron Residual Stress Facility (NRSF) at ORNL's High Flux Isotope Reactor (HFIR) is being significantly upgraded in conjunction with the upgrade of the HFIR and associated neutron scattering facilities. We have rewritten the…

Materials Science · Physics 2007-05-23 M. C. Wright , C. R. Hubbard , R. Lenarduzzi , J. A. Rome

Network alignment (NA) aims to identify node correspondence across different networks and serves as a critical cornerstone behind various downstream multi-network learning tasks. Despite growing research in NA, there lacks a comprehensive…

Machine Learning · Computer Science 2026-03-03 Qi Yu , Zhichen Zeng , Yuchen Yan , Zhining Liu , Baoyu Jing , Ruizhong Qiu , Ariful Azad , Hanghang Tong