This collection explores the fascinating world of instrumentation and detection within physics, focusing on the tools and sensors that allow scientists to measure the universe. From advanced particle trackers to sensitive gravitational wave detectors, these innovations form the backbone of modern discovery, turning abstract theories into observable data.

On Gist.Science, we process every new preprint in this field as it appears on arXiv, ensuring you stay ahead of the curve. Each paper is accompanied by a clear, plain-language explanation alongside a detailed technical summary, bridging the gap between complex research and accessible knowledge.

Below are the latest papers in physics instrumentation and detection, offering fresh insights into how we observe the fundamental nature of reality.

Beam Energy Measurement using a Bayesian Approach with the Stacked Foil Method

This paper presents a robust Bayesian method for measuring proton beam energy at a medical cyclotron using the stacked foil technique and 48^{48}V activity, demonstrating its accuracy, uncertainty handling, and suitability for diverse experimental conditions without relying on direct charge measurements.

Alexander Gottstein, Lorenzo Mercolli, Eva Kasanda, Isidre Mateu, Lars Eggimann, Elnaz Zyaee, Gaia Dellepiane, Pierluigi Casolaro, Paola Scampoli, Saverio Braccini2026-01-28⚛️ nucl-ex

Design and development of optical modules for the BUTTON-30 detector

This paper details the design and construction of the watertight optical modules for BUTTON-30, a neutrino detector demonstrator located in the STFC Boulby underground facility that aims to test gadolinium-loaded water-based liquid scintillator for future large-volume observatories and nuclear reactor monitoring.

D. S. Bhattacharya, J. Bae, M. Bergevin, J. Boissevain, S. Boyd, K. Bridges, L. Capponi, J. Coleman, D. Costanzo, T. Cunniffe, S. A. Dazeley, M. V. Diwan, S. R. Durham, E. Ellingwood, A. Enqvist, T. G (…)2026-01-27⚛️ nucl-ex

A First Demonstration of the SQUAT Detector Architecture: Direct Measurement of Resonator-Free Charge-Sensitive Transmons

This paper presents the design and initial experimental validation of the first-generation SQUAT detector architecture, demonstrating its capability for direct THz detection through the simultaneous measurement of charge and quasiparticle signals in resonator-free transmons.

H. Magoon, T. Aralis, T. Dyson, J. Anczarski, D. Baxter, G. Bratrud, R. Carpenter, S. Condon, A. Droster, E. Figueroa-Feliciano, C. W. Fink, S. Harvey, A. Simchony, Z. J. Smith, S. Stevens, N. Tabassu (…)2026-01-26⚛️ quant-ph

Picogram-Level Nanoplastic Analysis with Nanoelectromechanical System Fourier Transform Infrared Spectroscopy: NEMS-FTIR

This paper introduces NEMS-FTIR, a highly sensitive, cryogen-free photothermal spectroscopy technique capable of detecting and chemically identifying picogram-level nanoplastics in aqueous samples, including complex mixtures and real-world scenarios like tea brewing, with detection limits significantly lower than existing methods.

Jelena Timarac-Popović, Johannes Hiesberger, Eldira Šesto, Niklas Luhmann, Ariane Giesriegl, Hajrudin Bešić, Josiane P. Lafleur, Silvan Schmid2026-01-23🔬 physics.optics