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Safety is one of the key issues preventing the deployment of reinforcement learning techniques in real-world robots. While most approaches in the Safe Reinforcement Learning area do not require prior knowledge of constraints and robot…

Machine Learning · Computer Science 2024-09-24 Jonas Günster , Puze Liu , Jan Peters , Davide Tateo

Autonomous emergency steering (AES) systems have the promising potential to further reduce traffic fatalities with other (potentially vulnerable) traffic participants by using relatively small lateral deviations to realize collision-free…

Optimization and Control · Mathematics 2022-12-26 Chris van der Ploeg , Ron Wouters , Mart Baars , Anh-Lam Do , François Fauvel

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

The ALICE Inner Tracking System has been recently upgraded to a full silicon detector consisting entirely of MAPS, arranged in seven concentric layers around the LHC beam pipe. Further ahead, during the LHC Long Shutdown 3, the ALICE…

Instrumentation and Detectors · Physics 2022-09-21 Bogdan-Mihail Blidaru

The upcoming long baseline neutrino experiments aim to enhance proton beam power to multi-MW scale and utilize large-scale detectors to address the challenge of limited event statistics. The DUNE experiment at LBNF will test the three…

Accelerator Physics · Physics 2024-07-12 Ganguly Sudeshna

Motion planning failures during autonomous navigation often occur when safety constraints are either too conservative, leading to deadlocks, or too liberal, resulting in collisions. To improve robustness, a robot must dynamically adapt its…

Robotics · Computer Science 2025-03-12 Nicholas Mohammad , Nicola Bezzo

The Expected Calibration Error (ece), the dominant calibration metric in machine learning, compares predicted probabilities against empirical frequencies of binary outcomes. This is appropriate when labels are binary events. However, many…

Machine Learning · Computer Science 2026-03-17 Michael Leznik

Large area LaBr3:Ce detectors with a SiPM array readout have been developed for the FAMU experiment at RAL. The aim was to have a good energy resolution for low energy X-rays detection (around 100 keV) and good timing properties of the…

Instrumentation and Detectors · Physics 2023-12-15 M. Bonesini , R. Benocci , R. Bertoni , A. Abba , F. Caponio , A. Menegolli , M. C. Prata , M. Rossella , R. Rossini

The Cornell-BNL FFAG-ERL Test Accelerator (C$\beta$) will comprise the first ever Energy Recovery Linac (ERL) based on a Fixed Field Alternating Gradient (FFAG) lattice. In particular, we plan to use a Non Scaling FFAG (NS-FFAG) lattice…

Results of a search for new physics in final states with an energetic jet and large missing transverse momentum are reported. The search uses proton-proton collision data corresponding to an integrated luminosity of 139 fb$^{-1}$ at a…

High Energy Physics - Experiment · Physics 2024-11-22 ATLAS Collaboration

We investigate the sensitivity of the FASER$\nu$ detector to new physics in the form of non-standard neutrino interactions. FASER$\nu$, which has recently been installed 480 m downstream of the ATLAS interaction point, will for the first…

High Energy Physics - Phenomenology · Physics 2021-11-03 Adam Falkowski , Martín González-Alonso , Joachim Kopp , Yotam Soreq , Zahra Tabrizi

Many advanced techniques have been developed, tested and implemented in the last decades in almost all circular accelerators across the world to measure the linear optics. However, the greater availability and accuracy of beam diagnostics…

Accelerator Physics · Physics 2018-04-18 Andrea Franchi

The design, construction, and commissioning of a conduction-cooled Nb3Sn demonstration superconducting radio frequency (SRF) electron accelerator at the Institute of Modern Physics of the Chinese Academy of Sciences (IMP, CAS) will be…

After major disturbances, power system behavior is governed by the dynamic characteristics of its assets and protection schemes. Therefore, modeling protection devices is essential for performing accurate stability studies. Modeling all the…

Systems and Control · Electrical Eng. & Systems 2022-12-06 Ramin Vakili , Mojdeh Khorsand , Vijay Vittal , Bill Robertson , Philip Augustin

Accelerator performance often deteriorates with time during a long period of operation due to secular changes in the machine components or the surrounding environment. In many cases some tuning knobs are effective in compensating the…

Accelerator Physics · Physics 2022-12-21 Zhe Zhang , Minghao Song , Xiaobiao Huang

Existing FEL facilities often suffer from stability issues: so electron orbit, transverse electron optics, electron bunch compression and other parameters have to be readjusted often to account for drifts in performance of various…

Accelerator Physics · Physics 2017-04-11 I. Agapov , G. Geloni , S. Tomin , I. Zagorodnov

A high-power neutrino superbeam experiment at the ESS facility has been proposed such that the source-detector distance falls at the second oscillation maximum, giving very good sensitivity towards establishing CP violation. In this work,…

High Energy Physics - Phenomenology · Physics 2015-06-19 Sanjib Kumar Agarwalla , Sandhya Choubey , Suprabh Prakash

PET requires accurate, precise, and efficient scatter correction techniques. Conventional scatter estimation typically relies on tail-fitted single-scatter simulation (SSS) strategy. However, the accuracy of tail-fitted SSS is limited, for…

We investigate source and detector non-standard neutrino interactions at the proposed ESS$\nu$SB experiment. We analyze the effect of non-standard physics at the probability level, the event-rate level and by a full computation of the…

High Energy Physics - Phenomenology · Physics 2015-09-29 Mattias Blennow , Sandhya Choubey , Tommy Ohlsson , Sushant K. Raut

A dielectric-loaded linac powered by THz-pulses is one of the key parts of the "Attosecond X-ray Science: Imaging and Spectroscopy" (AXSIS) project at DESY, Hamburg. As in conventional accelerators, the AXSIS linac is designed to have phase…

Accelerator Physics · Physics 2018-12-26 K. Galaydych , R. Assmann , U. Dorda , B. Marchetti , G. Vashchenko , I. Zagorodnov