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Related papers: Design of the MPRI Control System

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We present a method for optimization of the multi-turn injection effciency for medical synchrotron. We show that for given injection energy the injection efficiency can be greatly enhanced by choosing transverse tunes appropriately as well…

Accelerator Physics · Physics 2016-11-03 J. Kim , H. Yim , M. Yoon

The current and future need for high-energy neutrons has been a subject of increasing discussion and concern. Immediate applications for such an intense neutron source include medical isotope production, high-energy physics (HEP) research,…

Accelerator Physics · Physics 2023-03-13 Lance L Snead , Daniel Winklehner , Dennis Whyte , Steve Zinkle , Zach Hartwig , David Sprouster

Immunotherapy constitutes a paradigm shift in cancer treatment. Its FDA approval for several indications has yielded improved prognosis for cases where traditional therapy has shown limited efficiencey. However, many patients still fail to…

Medical Physics · Physics 2023-08-08 Nikita Vladimirov , Or Perlman

Advanced radiotherapy approaches such as FLASH irradiation and spatially fractionated radiotherapy (SFRT) show potential to improve the therapeutic ratio, yet their biological mechanisms and optimal delivery parameters remain uncertain.…

A new prototype of STAR inner Time Projection Chamber (iTPC) MWPC sector has been fabricated and tested in an X-ray test system. The wire chamber built at Shandong University has a wire tension precision better than 6$\%$ and wire pitch…

Instrumentation and Detectors · Physics 2018-05-23 Fuwang Shen , Shuai Wang , Fangang Kong , Shiwei Bai , Changyu Li , Flemming Videbaek , Zhangbu Xu , Chengguang Zhu , Qinghua Xu , Chi Yang

In particle therapy with protons a cyclotron is one of the most used particle accelerators. Here it will be explained how a cyclotron works, some beam dynamics aspects, its major subsystems, as well as the advantages and disadvantages of a…

Medical Physics · Physics 2018-04-24 Jacobus Maarten Schippers

A high-performance time-of-flight (TOF) MRPC wall is being built for the CBM experiment at FAIR for charged hadron identification. The detector control system for the TOF system will be based on EPICS. All components like power supplies for…

Instrumentation and Detectors · Physics 2021-02-03 S. Dong , G. M. Huang , J. Frühauf , P. -A. Loizeau , I. Deppner , N. Herrmann , D. Wang

Plasma processing has been shown to help mitigate degradation of the performance of superconducting radio-frequency cavities, providing an alternative to removal of cryomodules from the accelerator for refurbishment. Studies of plasma…

Accelerator Physics · Physics 2026-01-30 Walter Hartung , Wei Chang , Yoo-Lim Cheon , Kyle Elliott , Sang-Hoon Kim , Taro Konomi , Patrick Tutt , Yuting Wu , Ting Xu

The Fermilab accelerator complex delivers intense high-energy proton beams to a variety of fixed-target scientific programs, including a flagship long-baseline neutrino program. With the advent of the Deep Underground Neutrino Experiment…

Accelerator Physics · Physics 2019-09-04 Jeffrey Eldred , Valeri Lebedev , Alexander Valishev

Recent advancements in smart radio environment technologies aim to enhance wireless network performance through the use of low-cost electromagnetic (EM) devices. Among these, reconfigurable intelligent surfaces (RIS) have garnered attention…

Information Theory · Computer Science 2025-01-14 Silvia Palmucci , Andrea Abrardo , Davide Dardari , Alberto Toccafondi , Marco Di Renzo

To improve the quality of cancer treatment with protons, a translation of X-ray Computed Tomography (CT) images into a map of the proton stopping powers needs to be more accurate. Proton stopping powers determined from CT images have…

Electron beam stabilization in a synchrotron is a disturbance rejection problem, with hundreds of inputs and outputs, that is sampled at frequencies higher than $10$ kHz. In this feasibility study, we focus on the practical issues of an…

Systems and Control · Electrical Eng. & Systems 2021-07-06 Idris Kempf , Paul J. Goulart , Stephen R. Duncan

The proton irradiation accelerator is widely founded for industry application, and should be designed as compact, reliable, and easy operate. A 10 MeV proton beam is designed to be injected into the slow circulation ring with the repetition…

Accelerator Physics · Physics 2014-11-24 Yu-Wen An , Hong-Fei Ji , Sheng Wang , Shou-Yan Xu

Faster, cheaper, and more power efficient optimization solvers than those currently offered by general-purpose solutions are required for extending the use of model predictive control (MPC) to resource-constrained embedded platforms. We…

Systems and Control · Computer Science 2017-10-13 Juan L. Jerez , Paul J. Goulart , Stefan Richter , George A. Constantinides , Eric C. Kerrigan , Manfred Morari

A multi-MW proton facility, Project X has been proposed and is currently under development at Fermilab. As part of this development program, we are constructing a prototype of the front end of the Project X linac at Fermilab. The…

The strategy used to develop the NIF Integrated Computer Control System (ICCS) calls for incremental cycles of construction and formal test to deliver a total of 1 million lines of code. Each incremental release takes four to six months to…

Software Engineering · Computer Science 2008-11-26 John P. Woodruff , Drew D. Casavant , Barry D. Cline , Michael R. Gorvad

Technetium-99m ($^{99m}$Tc) is essential to more than 16 million diagnostic procedures performed annually in the United States. It is typically acquired on-site from generators containing $^{99}$Mo, in turn produced at nuclear reactor…

Accelerator Physics · Physics 2026-03-05 Jarrett Moon , Daniel Winklehner , Jose Alonso , Claire Huchthausen , David McClain , Janet Conrad

Automatic diagnosis of malignant prostate cancer patients from mpMRI has been studied heavily in the past years. Model interpretation and domain drift have been the main road blocks for clinical utilization. As an extension from our…

Image and Video Processing · Electrical Eng. & Systems 2022-06-14 Weiwei Zong , Eric Carver , Simeng Zhu , Eric Schaff , Daniel Chapman , Joon Lee , Hassan Bagher Ebadian , Indrin Chetty , Benjamin Movsas , Winston Wen , Tarik Alafif , Xiangyun Zong

The demand of transparency of clinical research results, the need of accelerating the process of transferring innovation in the daily medical practice as well as assuring patient safety and product efficacy make it necessary to extend the…

Software Engineering · Computer Science 2013-01-10 Daniela Luzi , Fabrizio Pecoraro

We propose a novel Phase I intra-patient dose-escalation design tailored for multi-cycle immunotherapy settings, in which toxicity at a fixed dose level is clinically expected to decrease over successive treatment cycles. This design was…