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Related papers: NumBAT: The integrated, open source Numerical Bril…

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We describe the basic instrument detrending software for the NIRWALS spectrograph on the SALT telescope. Its basic purpose is to process multiple non-destructive reads of increasing exposure time into a final image reflecting the observed…

Instrumentation and Methods for Astrophysics · Physics 2025-03-05 Ralf Kotulla , Marsha Wolf , Matt Bershady

We develop a mathematical and numerical framework for studying evanescent waves in subwavelength band gap materials. By establishing a link between the complex Brillouin zone and various Hermitian and non-Hermitian phenomena, including…

Analysis of PDEs · Mathematics 2025-02-11 Yannick De Bruijn , Erik Orvehed Hiltunen

We propose SLAMFuse, an open-source SLAM benchmarking framework that provides consistent crossplatform environments for evaluating multi-modal SLAM algorithms, along with tools for data fuzzing, failure detection, and diagnosis across…

Robotics · Computer Science 2024-10-08 Nikola Radulov , Yuhao Zhang , Mihai Bujanca , Ruiqi Ye , Mikel Luján

Brillouin scattering in optical fibres is a fundamental interaction between light and sound with important implications ranging from optical sensors to slow and fast light. In usual optical fibres, light both excites and feels shear and…

Motivation: Accurate detection of sequence similarity and homologous recombination are essential parts of many evolutionary analyses. Results: We have developed SimPlot++, an open-source multiplatform application implemented in Python,…

Quantitative Methods · Quantitative Biology 2022-04-14 Stéphane Samson , Étienne Lord , Vladimir Makarenkov

The study of complex many-body systems via analysis of the trajectories of the units that dynamically move and interact within them is a non-trivial task. The workflow for extracting meaningful information from the raw trajectory data is…

Materials Science · Physics 2025-10-31 Simone Martino , Matteo Becchi , Andrew Tarzia , Daniele Rapetti , Giovanni M. Pavan

The analysis of surrounding media has been a long-standing challenge of optical fiber sensors. Measurements are difficult due to the confinement of light to the inner core of standard fibers. Over the last two years, new sensor concepts…

Optics · Physics 2019-04-30 Hilel Hagai Diamandi , Yosef London , Gil Bashan , Avi Zadok

Nexus-CAT (Cluster Analysis Toolkit) is an open-source Python package for cluster detection and percolation analysis of atomistic simulation trajectories. Standard structural tools, such as the pair distribution function or structure…

Disordered Systems and Neural Networks · Physics 2026-04-14 Julien Perradin , Simona Ispas , Anwar Hasmy , Bernard Hehlen

We provide a new analytic expression and an innovative experimental method to isolate the effect of multiple scattering (MS) in Brillouin investigation of highly turbid media. On the one hand, an analytic model is given to describe the…

Stimulated Brillouin interaction between sound and light, known to be the strongest optical nonlinearity common to all amorphous and crystalline dielectrics, has been widely studied in fibers and bulk materials but rarely in optical…

Optics · Physics 2011-09-13 Gaurav Bahl , John Zehnpfennig , Matthew Tomes , Tal Carmon

Owing to their highly coherent emission and compact form factor, Brillouin lasers have been identified as a valuable asset for applications including portable atomic clocks, precision sensors, coherent microwave synthesis and…

Brillouin and Raman scattering spectroscopy are established techniques for the nondestructive contactless and label-free readout of mechanical, chemical and structural properties of condensed matter. Brillouin-Raman investigations currently…

This report introduces Juno, a modular Python package for optical design and simulation. Juno consists of a complete library that includes a graphical user interface to design and visualise arbitrary optical elements, set up wave…

Instrumentation and Detectors · Physics 2022-12-27 David Dierickx , Patrick Cleeve , Sergey Gorelick , James C. Whisstock , Alex De Marco

Brillouin scattering has applications ranging from signal processing, sensing and microscopy, to quantum information and fundamental science. Most of these applications rely on the electrostrictive interaction between light and phonons.…

Using Brillouin light scattering spectroscopy and dynamical matrix method calculations, we study collective spin waves in dense arrays of periodically double-side width-modulated Permalloy nanowires. Width modulation is achieved by creating…

Mesoscale and Nanoscale Physics · Physics 2018-08-07 G. Gubbiotti , L. L. Xiong , F. Montoncello , L. Giovannini , A. O. Adeyeye

We present FabSim, a toolkit developed to simplify a range of computational tasks for researchers in diverse disciplines. FabSim is flexible, adaptable, and allows users to perform a wide range of tasks with ease. It also provides a…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-09-21 Derek Groen , Agastya Bhati , James Suter , James Hetherington , Stefan Zasada , Peter Coveney

We analyze how to exploit Brillouin scattering for the purpose of cooling opto-mechanical devices and present a quantum-mechanical theory for Brillouin cooling. Our analysis shows that significant cooling ratios can be obtained with…

Optics · Physics 2016-11-25 Matthew Tomes , Florian Marquardt , Gaurav Bahl , Tal Carmon

Cavity optomechanics is important in both quantum information processing and basic physics research. In this paper, we propose an optomechanical lattice which manifests non-Hermitian physics . We first use the non-Bloch band theory to…

Optics · Physics 2023-07-19 Pengyu Wen , Min Wang , Gui-Lu Long

Volumetric crystal structure indexing and orientation mapping are key data processing steps for virtually any quantitative study of spatial correlations between the local chemistry and the microstructure of a material. For electron and…

Computational Physics · Physics 2020-09-03 Markus Kühbach , Matthew Kasemer , Baptiste Gault , Andrew Breen

This article proposes Multinomial Probit Bayesian Additive Regression Trees (MPBART) as a multinomial probit extension of BART - Bayesian Additive Regression Trees (Chipman et al (2010)). MPBART is flexible to allow inclusion of predictors…

Machine Learning · Statistics 2016-02-09 Bereket P. Kindo , Hao Wang , Edsel A. Peña