Accepted Papers for Phys. Rev. Accel. Beams http://journals.aps.org/prab/ Accepted Papers for Physical Review Accelerators and Beams hourly 1 2026-06-09T00:16:53+00:00 rss@aps.org assocpub@aps.org 2026-06-09T00:16:53+00:00 en Copyright © 2026 the American Physical Society. Personal use only, all commercial or other reuse prohibited Copyright © 2026 the American Physical Society assocpub@aps.org <span>Design and preliminary experiment of electromagnetically driven high-speed moving target</span> http://journals.aps.org/prab/accepted/7507bMbbZ4b1b30c82aa1db7d9a32f1ae15f38923 Author(s): Dong Pan, Song Shengyi, Zhang Xiaoyang, Yu Haijun, Zhou Xingjian, Li Yiding, Jing Xiaobing, and Xia Liansheng<br/><span>Flash photography is developing in the direction of multi-frame and high-precision, requiring accelerators to provide multi-pulse and small-spot electron beams. This imposes increasingly higher demands on the design of conversion targets. High-speed moving targets offer an effective solution to the …</span><br/>[Phys. Rev. Accel. Beams] Published Wed Jun 03, 2026 Author(s): Dong Pan, Song Shengyi, Zhang Xiaoyang, Yu Haijun, Zhou Xingjian, Li Yiding, Jing Xiaobing, and Xia Liansheng

Flash photography is developing in the direction of multi-frame and high-precision, requiring accelerators to provide multi-pulse and small-spot electron beams. This imposes increasingly higher demands on the design of conversion targets. High-speed moving targets offer an effective solution to the …

[Phys. Rev. Accel. Beams] Published Wed Jun 03, 2026

]]> <span>Design and preliminary experiment of electromagnetically driven high-speed moving target</span> Dong Pan, Song Shengyi, Zhang Xiaoyang, Yu Haijun, Zhou Xingjian, Li Yiding, Jing Xiaobing, and Xia Liansheng 2026-06-03T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/c6nf-8kpq 10.1103/c6nf-8kpq Physical Review Accelerators and Beams 2026-06-03T10:00:00+00:00 http://journals.aps.org/prab/accepted/7507bMbbZ4b1b30c82aa1db7d9a32f1ae15f38923 Targets, Collimators, and Beam Dumps Targets, Collimators, and Beam Dumps <span>Collimation system baseline design for the electron storage ring at the Electron-Ion Collider</span> http://journals.aps.org/prab/accepted/a007fMd3Z3e17d09b20538256994597878da0d4e5 Author(s): Andrii Natochii, Elke-Caroline Aschenauer, Karim Hamdi, Charles Hetzel, Eric Link, Daniel Marx, Christoph Montag, Steven Tepikian, Yunhai Cai, and Yuri Nosochkov<br/><span>We present the baseline design of the electron ring collimation system for the Electron-Ion Collider (EIC) at Brookhaven National Laboratory (BNL). The system addresses beam losses in a high-current electron storage ring with superconducting (SC) final-focus magnets and sensitive detectors, where un…</span><br/>[Phys. Rev. Accel. Beams] Published Wed Jun 03, 2026 Author(s): Andrii Natochii, Elke-Caroline Aschenauer, Karim Hamdi, Charles Hetzel, Eric Link, Daniel Marx, Christoph Montag, Steven Tepikian, Yunhai Cai, and Yuri Nosochkov

We present the baseline design of the electron ring collimation system for the Electron-Ion Collider (EIC) at Brookhaven National Laboratory (BNL). The system addresses beam losses in a high-current electron storage ring with superconducting (SC) final-focus magnets and sensitive detectors, where un…

[Phys. Rev. Accel. Beams] Published Wed Jun 03, 2026

]]> <span>Collimation system baseline design for the electron storage ring at the Electron-Ion Collider</span> Andrii Natochii, Elke-Caroline Aschenauer, Karim Hamdi, Charles Hetzel, Eric Link, Daniel Marx, Christoph Montag, Steven Tepikian, Yunhai Cai, and Yuri Nosochkov 2026-06-03T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/2v68-np87 10.1103/2v68-np87 Physical Review Accelerators and Beams 2026-06-03T10:00:00+00:00 http://journals.aps.org/prab/accepted/a007fMd3Z3e17d09b20538256994597878da0d4e5 Targets, Collimators, and Beam Dumps Targets, Collimators, and Beam Dumps <span>Self-adaptive catch-up injection of positrons in plasma wakefield acceleration</span> http://journals.aps.org/prab/accepted/7f070YbfN211a296401d0177206066526101e8ad8 Author(s): L. Q. Han, Y. R. Shou, H. Wen, J. Cai, X. Y. Zhao, L. Xu, X. D. Liu, J. X. Wang, B. F. Shen, Z. Gong, J. Q. Yu, and X. Q. Yan<br/><span>The injection of positrons in a plasma wakefield have long been challenging due to the demand for an appropriate field structure. Here, we propose a novel approach whereby a positron source is positioned at the front of a hollow, positively charged driver. This configuration allows the plasma wakefi…</span><br/>[Phys. Rev. Accel. Beams] Published Tue Jun 02, 2026 Author(s): L. Q. Han, Y. R. Shou, H. Wen, J. Cai, X. Y. Zhao, L. Xu, X. D. Liu, J. X. Wang, B. F. Shen, Z. Gong, J. Q. Yu, and X. Q. Yan

The injection of positrons in a plasma wakefield have long been challenging due to the demand for an appropriate field structure. Here, we propose a novel approach whereby a positron source is positioned at the front of a hollow, positively charged driver. This configuration allows the plasma wakefi…

[Phys. Rev. Accel. Beams] Published Tue Jun 02, 2026

]]> <span>Self-adaptive catch-up injection of positrons in plasma wakefield acceleration</span> L. Q. Han, Y. R. Shou, H. Wen, J. Cai, X. Y. Zhao, L. Xu, X. D. Liu, J. X. Wang, B. F. Shen, Z. Gong, J. Q. Yu, and X. Q. Yan 2026-06-02T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/n95z-ty9l 10.1103/n95z-ty9l Physical Review Accelerators and Beams 2026-06-02T10:00:00+00:00 http://journals.aps.org/prab/accepted/7f070YbfN211a296401d0177206066526101e8ad8 New Acceleration Techniques New Acceleration Techniques <span>Numerical modeling and experimental investigation of rf heating for midtemperature baking of a TESLA 9-cell srf cavity</span> http://journals.aps.org/prab/accepted/76077M01C7b1bc0b12a20fc9a030f5eabbc0bbce7 Author(s): R. Schöder, H. -W. Glock, J. Knobloch, and A. Velez<br/><span>Medium temperature baking, denoting an in-vacuum heat treatment of superconducting rf cavities in the range, recently revealed significant beneficial effects on the cavity performance by increasing its intrinsic quality factor. The baking process reduces the thickness of the niobium oxide surface la…</span><br/>[Phys. Rev. Accel. Beams] Published Mon Jun 01, 2026 Author(s): R. Schöder, H. -W. Glock, J. Knobloch, and A. Velez

Medium temperature baking, denoting an in-vacuum heat treatment of superconducting rf cavities in the range, recently revealed significant beneficial effects on the cavity performance by increasing its intrinsic quality factor. The baking process reduces the thickness of the niobium oxide surface la…

[Phys. Rev. Accel. Beams] Published Mon Jun 01, 2026

]]> <span>Numerical modeling and experimental investigation of rf heating for midtemperature baking of a TESLA 9-cell srf cavity</span> R. Schöder, H. -W. Glock, J. Knobloch, and A. Velez 2026-06-01T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/wk7y-8n6d 10.1103/wk7y-8n6d Physical Review Accelerators and Beams 2026-06-01T10:00:00+00:00 http://journals.aps.org/prab/accepted/76077M01C7b1bc0b12a20fc9a030f5eabbc0bbce7 Cryogenics and Vacuum Technology Cryogenics and Vacuum Technology <span>Ceramic vacuum chamber with a strip-patterned metallic coating to suppress eddy currents for beam injection in next-generation light sources</span> http://journals.aps.org/prab/accepted/89078MfcA911d10752970108e61a5039b5fed53e8 Author(s): M. Tajima, K. Fukami, M. Masaki, T. Ohshima, M. Shoji, S. Takano, K. Tamura, T. Taniuchi, and H. Tanaka<br/><span>Transparent top-up injection is important for maintaining photon beam stability and brightness in next-generation light sources. In traditional off-axis injection based on pulsed orbit bumps employing dipole kicker magnets, the injection transparency relies on the precise matching of magnetic fields…</span><br/>[Phys. Rev. Accel. Beams] Published Fri May 29, 2026 Author(s): M. Tajima, K. Fukami, M. Masaki, T. Ohshima, M. Shoji, S. Takano, K. Tamura, T. Taniuchi, and H. Tanaka

Transparent top-up injection is important for maintaining photon beam stability and brightness in next-generation light sources. In traditional off-axis injection based on pulsed orbit bumps employing dipole kicker magnets, the injection transparency relies on the precise matching of magnetic fields…

[Phys. Rev. Accel. Beams] Published Fri May 29, 2026

]]> <span>Ceramic vacuum chamber with a strip-patterned metallic coating to suppress eddy currents for beam injection in next-generation light sources</span> M. Tajima, K. Fukami, M. Masaki, T. Ohshima, M. Shoji, S. Takano, K. Tamura, T. Taniuchi, and H. Tanaka 2026-05-29T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/vml2-pycy 10.1103/vml2-pycy Physical Review Accelerators and Beams 2026-05-29T10:00:00+00:00 http://journals.aps.org/prab/accepted/89078MfcA911d10752970108e61a5039b5fed53e8 Other Accelerator Subsystems and Technologies Other Accelerator Subsystems and Technologies <span>Development and testing of a permanent magnet spiral inflector</span> http://journals.aps.org/prab/accepted/f507dM11D961010552823e3163d4436108788c927 Author(s): A. H. Barnard and J. L. Conradie<br/><span>A proof-of-concept permanent magnet spiral inflector was constructed and used to successfully inject and accelerate protons in the Solid Pole Cyclotron 2 at iThemba LABS. This article describes the design, construction, and testing of the inflector, and discusses its application to other cyclotrons.</span><br/>[Phys. Rev. Accel. Beams] Published Fri May 29, 2026 Author(s): A. H. Barnard and J. L. Conradie

A proof-of-concept permanent magnet spiral inflector was constructed and used to successfully inject and accelerate protons in the Solid Pole Cyclotron 2 at iThemba LABS. This article describes the design, construction, and testing of the inflector, and discusses its application to other cyclotrons.

[Phys. Rev. Accel. Beams] Published Fri May 29, 2026

]]> <span>Development and testing of a permanent magnet spiral inflector</span> A. H. Barnard and J. L. Conradie 2026-05-29T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/z11n-5c7g 10.1103/z11n-5c7g Physical Review Accelerators and Beams 2026-05-29T10:00:00+00:00 http://journals.aps.org/prab/accepted/f507dM11D961010552823e3163d4436108788c927 Other Accelerator Subsystems and Technologies Other Accelerator Subsystems and Technologies <span>Physical design of a high-charge L-band photoinjector for the next generation tau-charm factory</span> http://journals.aps.org/prab/accepted/6907aM1cX721e50d52616d16c523c792c80bb3373 Author(s): Kaiwen Hou, Qushan Chen, Kuanjun Fan, and Duan Gu<br/><span>This paper introduces the injector design for the Super Tau-Charm Facility (STCF), addressing the long-standing challenge of generating high-charge 8.5 nC and high-brightness electron beams. The design pioneers a segmented optimization strategy that effectively decouples the mitigation of space-char…</span><br/>[Phys. Rev. Accel. Beams] Published Fri May 29, 2026 Author(s): Kaiwen Hou, Qushan Chen, Kuanjun Fan, and Duan Gu

This paper introduces the injector design for the Super Tau-Charm Facility (STCF), addressing the long-standing challenge of generating high-charge 8.5 nC and high-brightness electron beams. The design pioneers a segmented optimization strategy that effectively decouples the mitigation of space-char…

[Phys. Rev. Accel. Beams] Published Fri May 29, 2026

]]> <span>Physical design of a high-charge L-band photoinjector for the next generation tau-charm factory</span> Kaiwen Hou, Qushan Chen, Kuanjun Fan, and Duan Gu 2026-05-29T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/cs42-n2jl 10.1103/cs42-n2jl Physical Review Accelerators and Beams 2026-05-29T10:00:00+00:00 http://journals.aps.org/prab/accepted/6907aM1cX721e50d52616d16c523c792c80bb3373 Accelerator Facilities and Design Studies Accelerator Facilities and Design Studies <span>Quadrupole mode-based multipactor suppression in SSR cavities and its impact on beam dynamics</span> http://journals.aps.org/prab/accepted/8f078M49C5eEc71ef0d90a6345b8cc1408f0fe877 Author(s): Alok Kumar Ghosh, Gaurav Singh, Shweta Roy, Raghwendra Kumar, Vyaghri LS Rao Sista, and Rajesh Kumar<br/><span>Multipactor (MP) discharge is a critical limitation in superconducting radio-frequency (SRF) cavities, impacting the quality factor and cryogenic stability. In this article, we present a novel mitigation strategy to mitigate MP discharge by utilizing specific higher-order quadrupole modes in Single …</span><br/>[Phys. Rev. Accel. Beams] Published Wed May 27, 2026 Author(s): Alok Kumar Ghosh, Gaurav Singh, Shweta Roy, Raghwendra Kumar, Vyaghri LS Rao Sista, and Rajesh Kumar

Multipactor (MP) discharge is a critical limitation in superconducting radio-frequency (SRF) cavities, impacting the quality factor and cryogenic stability. In this article, we present a novel mitigation strategy to mitigate MP discharge by utilizing specific higher-order quadrupole modes in Single …

[Phys. Rev. Accel. Beams] Published Wed May 27, 2026

]]> <span>Quadrupole mode-based multipactor suppression in SSR cavities and its impact on beam dynamics</span> Alok Kumar Ghosh, Gaurav Singh, Shweta Roy, Raghwendra Kumar, Vyaghri LS Rao Sista, and Rajesh Kumar 2026-05-27T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/djxf-zcrc 10.1103/djxf-zcrc Physical Review Accelerators and Beams 2026-05-27T10:00:00+00:00 http://journals.aps.org/prab/accepted/8f078M49C5eEc71ef0d90a6345b8cc1408f0fe877 Low- and Intermediate-Energy Accelerators Low- and Intermediate-Energy Accelerators <span>Collective and surface charge effects in high-brightness ultrafast electron sources</span> http://journals.aps.org/prab/accepted/9407aM03Z6c19c0492e22fe641289f9a9e14a5988 Author(s): Anahita Omoumi, Miguel M. Calderon, Lee Jones, Andrea Latina, and Eduardo Granados<br/><span>We present a photoemission model based on the Fowler–Dubridge equation that accounts for the dynamic modulation of the Schottky barrier during the emission of high charge density electron bunches. By incorporating the time-dependent effective electric field normal to the photocathode surface (includ…</span><br/>[Phys. Rev. Accel. Beams] Published Fri May 22, 2026 Author(s): Anahita Omoumi, Miguel M. Calderon, Lee Jones, Andrea Latina, and Eduardo Granados

We present a photoemission model based on the Fowler–Dubridge equation that accounts for the dynamic modulation of the Schottky barrier during the emission of high charge density electron bunches. By incorporating the time-dependent effective electric field normal to the photocathode surface (includ…

[Phys. Rev. Accel. Beams] Published Fri May 22, 2026

]]> <span>Collective and surface charge effects in high-brightness ultrafast electron sources</span> Anahita Omoumi, Miguel M. Calderon, Lee Jones, Andrea Latina, and Eduardo Granados 2026-05-22T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/c5zh-6xsv 10.1103/c5zh-6xsv Physical Review Accelerators and Beams 2026-05-22T10:00:00+00:00 http://journals.aps.org/prab/accepted/9407aM03Z6c19c0492e22fe641289f9a9e14a5988 Particle-Beam Sources Particle-Beam Sources <span>Spectrotemporal properties of the coherently emitted synchrotron radiation: A machine learning approach</span> http://journals.aps.org/prab/accepted/ef07cM11D801ea0972684031c1fbf2a4d5f03c5c4 Author(s): Arjun Radha Krishnan, Arne Held, Carsten Mai, Zohair Usfoor, Vivek Vijayan, and Shaukat Khan<br/><span>At the 1.5-GeV synchrotron light source DELTA operated by the TU Dortmund University, intense and ultrashort radiation pulses in the vacuum ultraviolet and terahertz regime are generated by the interaction of femtosecond laser pulses with electron bunches in an undulator. The resulting periodic modu…</span><br/>[Phys. Rev. Accel. Beams] Published Thu May 21, 2026 Author(s): Arjun Radha Krishnan, Arne Held, Carsten Mai, Zohair Usfoor, Vivek Vijayan, and Shaukat Khan

At the 1.5-GeV synchrotron light source DELTA operated by the TU Dortmund University, intense and ultrashort radiation pulses in the vacuum ultraviolet and terahertz regime are generated by the interaction of femtosecond laser pulses with electron bunches in an undulator. The resulting periodic modu…

[Phys. Rev. Accel. Beams] Published Thu May 21, 2026

]]> <span>Spectrotemporal properties of the coherently emitted synchrotron radiation: A machine learning approach</span> Arjun Radha Krishnan, Arne Held, Carsten Mai, Zohair Usfoor, Vivek Vijayan, and Shaukat Khan 2026-05-21T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/znnk-swms 10.1103/znnk-swms Physical Review Accelerators and Beams 2026-05-21T10:00:00+00:00 http://journals.aps.org/prab/accepted/ef07cM11D801ea0972684031c1fbf2a4d5f03c5c4 Computing, Machine Learning, and Algorithms Computing, Machine Learning, and Algorithms <span>Design, fabrication, and tuning studies of the low beta high-gradient S-band traveling wave cryogenic copper cavity at the Institute of Modern Physics</span> http://journals.aps.org/prab/accepted/39076M86Y3c1250c52864120d6e603c0c911284f4 Author(s): Peng Yu, Min Yang, Quantang Zhao, Xiaoxiao Yuan, Chihao Ni, Lejian Zhang, Jiao Xu, Yao Yang, Zimin Zhang, Liangting Sun, and Hongwei Zhao<br/><span>The high-frequency, high-gradient, low-𝛽 accelerator structure is a key technology enabling compact ion linacs for hadron therapy, garnering significant interest in cancer treatment research. Currently, multiple institutions globally are advancing this technology. However, the achievable acceleratin…</span><br/>[Phys. Rev. Accel. Beams] Published Thu May 21, 2026 Author(s): Peng Yu, Min Yang, Quantang Zhao, Xiaoxiao Yuan, Chihao Ni, Lejian Zhang, Jiao Xu, Yao Yang, Zimin Zhang, Liangting Sun, and Hongwei Zhao

The high-frequency, high-gradient, low-𝛽 accelerator structure is a key technology enabling compact ion linacs for hadron therapy, garnering significant interest in cancer treatment research. Currently, multiple institutions globally are advancing this technology. However, the achievable acceleratin…

[Phys. Rev. Accel. Beams] Published Thu May 21, 2026

]]> <span>Design, fabrication, and tuning studies of the low beta high-gradient S-band traveling wave cryogenic copper cavity at the Institute of Modern Physics</span> Peng Yu, Min Yang, Quantang Zhao, Xiaoxiao Yuan, Chihao Ni, Lejian Zhang, Jiao Xu, Yao Yang, Zimin Zhang, Liangting Sun, and Hongwei Zhao 2026-05-21T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/ndky-79h9 10.1103/ndky-79h9 Physical Review Accelerators and Beams 2026-05-21T10:00:00+00:00 http://journals.aps.org/prab/accepted/39076M86Y3c1250c52864120d6e603c0c911284f4 Accelerator Facilities and Design Studies Accelerator Facilities and Design Studies <span>Single-waveform time-series modeling via kernel-based dynamic mode decomposition for real-time dynamics reconstruction</span> http://journals.aps.org/prab/accepted/d007cM45Y41Ecd1920d108614bb2b82108a27b639 Author(s): Faya Wang<br/><span>Real-time monitoring and predictive modeling of complex accelerator subsystems demand data-efficient approaches that can capture essential dynamics from minimal measurements. This study introduces a framework based on kernel-based Dynamic Mode Decomposition (DMD) that constructs surrogate dynamical …</span><br/>[Phys. Rev. Accel. Beams] Published Thu May 21, 2026 Author(s): Faya Wang

Real-time monitoring and predictive modeling of complex accelerator subsystems demand data-efficient approaches that can capture essential dynamics from minimal measurements. This study introduces a framework based on kernel-based Dynamic Mode Decomposition (DMD) that constructs surrogate dynamical …

[Phys. Rev. Accel. Beams] Published Thu May 21, 2026

]]> <span>Single-waveform time-series modeling via kernel-based dynamic mode decomposition for real-time dynamics reconstruction</span> Faya Wang 2026-05-21T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/vbnq-lj9j 10.1103/vbnq-lj9j Physical Review Accelerators and Beams 2026-05-21T10:00:00+00:00 http://journals.aps.org/prab/accepted/d007cM45Y41Ecd1920d108614bb2b82108a27b639 Computing, Machine Learning, and Algorithms Computing, Machine Learning, and Algorithms <span>Online beam phase and current calibration for rf cavities under closed-loop operation</span> http://journals.aps.org/prab/accepted/6c07cMc9Ye71850bd21351240c8d5662f43f1b190 Author(s): Feng Qiu, Rihua Zeng, Chengye Xu, Shihui Wei, Lijuan Yang, Zhaojie Chen, Yilin Miao, Muyuan Wang, Cecilia Maiano, Paolo Pierini, and Yuan He<br/><span>Leveraging the interaction between the beam and the radio-frequency (RF) cavity to measure the beam phase reduces tuning time and mitigates slow drifts induced by ambient conditions. An online phase-measurement approach based on beam-induced RF transients was previously demonstrated at DESY using su…</span><br/>[Phys. Rev. Accel. Beams] Published Thu May 21, 2026 Author(s): Feng Qiu, Rihua Zeng, Chengye Xu, Shihui Wei, Lijuan Yang, Zhaojie Chen, Yilin Miao, Muyuan Wang, Cecilia Maiano, Paolo Pierini, and Yuan He

Leveraging the interaction between the beam and the radio-frequency (RF) cavity to measure the beam phase reduces tuning time and mitigates slow drifts induced by ambient conditions. An online phase-measurement approach based on beam-induced RF transients was previously demonstrated at DESY using su…

[Phys. Rev. Accel. Beams] Published Thu May 21, 2026

]]> <span>Online beam phase and current calibration for rf cavities under closed-loop operation</span> Feng Qiu, Rihua Zeng, Chengye Xu, Shihui Wei, Lijuan Yang, Zhaojie Chen, Yilin Miao, Muyuan Wang, Cecilia Maiano, Paolo Pierini, and Yuan He 2026-05-21T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/jrx8-jhrm 10.1103/jrx8-jhrm Physical Review Accelerators and Beams 2026-05-21T10:00:00+00:00 http://journals.aps.org/prab/accepted/6c07cMc9Ye71850bd21351240c8d5662f43f1b190 Beam Control, Diagnostics, and Feedback Beam Control, Diagnostics, and Feedback <span>Experimental reconstruction of source 4D phase space without prior knowledge of transfer matrix</span> http://journals.aps.org/prab/accepted/90076M09Xdb1c00d824356a53d57e0c7213e00123 Author(s): Charles Zhang, Elena Echeverria, Abigail Flint, William H. Li, Christopher M. Pierce, Alice Galdi, Chad Pennington, Adam Bartnik, Ivan Bazarov, and Jared Maxson<br/><span>We experimentally demonstrate a method for reconstructing the transverse 4D phase space of an electron beam at the time of emission from downstream diagnostics of the 4D phase space. This method does not rely on detailed knowledge of the beamline transport, besides assuming that linearity and symple…</span><br/>[Phys. Rev. Accel. Beams] Published Tue May 19, 2026 Author(s): Charles Zhang, Elena Echeverria, Abigail Flint, William H. Li, Christopher M. Pierce, Alice Galdi, Chad Pennington, Adam Bartnik, Ivan Bazarov, and Jared Maxson

We experimentally demonstrate a method for reconstructing the transverse 4D phase space of an electron beam at the time of emission from downstream diagnostics of the 4D phase space. This method does not rely on detailed knowledge of the beamline transport, besides assuming that linearity and symple…

[Phys. Rev. Accel. Beams] Published Tue May 19, 2026

]]> <span>Experimental reconstruction of source 4D phase space without prior knowledge of transfer matrix</span> Charles Zhang, Elena Echeverria, Abigail Flint, William H. Li, Christopher M. Pierce, Alice Galdi, Chad Pennington, Adam Bartnik, Ivan Bazarov, and Jared Maxson 2026-05-19T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/7vk2-ktxk 10.1103/7vk2-ktxk Physical Review Accelerators and Beams 2026-05-19T10:00:00+00:00 http://journals.aps.org/prab/accepted/90076M09Xdb1c00d824356a53d57e0c7213e00123 Particle-Beam Sources Particle-Beam Sources <span>Characterization and mitigation of rf knockout during beam stacking</span> http://journals.aps.org/prab/accepted/d807eM99Zfd16804625e0e99f8ddb5173f1320b7c Author(s): C. Jolly, D. J. Kelliher, J. -B. Lagrange, A. P. Letchford, S. Machida, D. W. Posthuma de Boer, C. T. Rogers, and A. Seville<br/><span>Beam stacking allows a Fixed Field alternating gradient Accelerator (FFA) to increase the extracted beam current whilst also allowing for a flexible time structure making FFAs a promising candidate for future spallation neutron sources and high beam intensity applications. For successful beam stacki…</span><br/>[Phys. Rev. Accel. Beams] Published Tue May 05, 2026 Author(s): C. Jolly, D. J. Kelliher, J. -B. Lagrange, A. P. Letchford, S. Machida, D. W. Posthuma de Boer, C. T. Rogers, and A. Seville

Beam stacking allows a Fixed Field alternating gradient Accelerator (FFA) to increase the extracted beam current whilst also allowing for a flexible time structure making FFAs a promising candidate for future spallation neutron sources and high beam intensity applications. For successful beam stacki…

[Phys. Rev. Accel. Beams] Published Tue May 05, 2026

]]> <span>Characterization and mitigation of rf knockout during beam stacking</span> C. Jolly, D. J. Kelliher, J. -B. Lagrange, A. P. Letchford, S. Machida, D. W. Posthuma de Boer, C. T. Rogers, and A. Seville 2026-05-05T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/nt4f-3cfm 10.1103/nt4f-3cfm Physical Review Accelerators and Beams 2026-05-05T10:00:00+00:00 http://journals.aps.org/prab/accepted/d807eM99Zfd16804625e0e99f8ddb5173f1320b7c Beam Control, Diagnostics, and Feedback Beam Control, Diagnostics, and Feedback <span>Three-dimensional collimator design for suppressing transverse single-bunch instabilities in crab-waist colliders</span> http://journals.aps.org/prab/accepted/63070M4cCa317b0d31fb91786fc1b35a03490eb1c Author(s): Takuya Ishibashi, Zeyuan Meng, and Demin Zhou<br/><span>The collimator system is a significant source of impedance in ring colliders and can drive transverse mode coupling instabilities (TMCI) through vertical dipolar wakefields. In this study, we investigate the impact of collimator geometry on wake potentials using electromagnetic simulations based on …</span><br/>[Phys. Rev. Accel. Beams] Published Mon May 04, 2026 Author(s): Takuya Ishibashi, Zeyuan Meng, and Demin Zhou

The collimator system is a significant source of impedance in ring colliders and can drive transverse mode coupling instabilities (TMCI) through vertical dipolar wakefields. In this study, we investigate the impact of collimator geometry on wake potentials using electromagnetic simulations based on …

[Phys. Rev. Accel. Beams] Published Mon May 04, 2026

]]> <span>Three-dimensional collimator design for suppressing transverse single-bunch instabilities in crab-waist colliders</span> Takuya Ishibashi, Zeyuan Meng, and Demin Zhou 2026-05-04T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/vcpn-ds5b 10.1103/vcpn-ds5b Physical Review Accelerators and Beams 2026-05-04T10:00:00+00:00 http://journals.aps.org/prab/accepted/63070M4cCa317b0d31fb91786fc1b35a03490eb1c Targets, Collimators, and Beam Dumps Targets, Collimators, and Beam Dumps <span>Terawatt-laser-driven electron bunch with energies up to 25 MeV using robust fast self-replenishing liquid jet target</span> http://journals.aps.org/prab/accepted/38077McdX3215e0742db7414196e7a0ef58e1924e Author(s): K. A. Ivanov, S. A. Shulyapov, D. A. Gorlova, I. P. Tsygvintsev, I. N. Tsymbalov, A. Yu. Zavorotny, R. V. Volkov, and A. B. Savel’ev<br/><span>A repetitive source of collimated, high-energy electrons is demonstrated experimentally driven by a 1.3 TW femtosecond laser pulse. The source is based on the efficient coupling of the pulse with an under-critical plasma slab formed by a nanosecond prepulse-induced breakdown of a thin, liquid ethano…</span><br/>[Phys. Rev. Accel. Beams] Published Mon May 04, 2026 Author(s): K. A. Ivanov, S. A. Shulyapov, D. A. Gorlova, I. P. Tsygvintsev, I. N. Tsymbalov, A. Yu. Zavorotny, R. V. Volkov, and A. B. Savel’ev

A repetitive source of collimated, high-energy electrons is demonstrated experimentally driven by a 1.3 TW femtosecond laser pulse. The source is based on the efficient coupling of the pulse with an under-critical plasma slab formed by a nanosecond prepulse-induced breakdown of a thin, liquid ethano…

[Phys. Rev. Accel. Beams] Published Mon May 04, 2026

]]> <span>Terawatt-laser-driven electron bunch with energies up to 25 MeV using robust fast self-replenishing liquid jet target</span> K. A. Ivanov, S. A. Shulyapov, D. A. Gorlova, I. P. Tsygvintsev, I. N. Tsymbalov, A. Yu. Zavorotny, R. V. Volkov, and A. B. Savel’ev 2026-05-04T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/ccf6-tyr4 10.1103/ccf6-tyr4 Physical Review Accelerators and Beams 2026-05-04T10:00:00+00:00 http://journals.aps.org/prab/accepted/38077McdX3215e0742db7414196e7a0ef58e1924e New Acceleration Techniques New Acceleration Techniques <span>Geometry of almost-conserved quantities in symplectic maps: Approximate invariants in nonlinear accelerator systems</span> http://journals.aps.org/prab/accepted/0b075Y57R2b17b95380a13679edc34c11e5ecbc11 Author(s): T. Zolkin, S. Nagaitsev, I. Morozov, and S. Kladov<br/><span>We present a perturbative method for constructing approximate invariants of motion directly from the equations of discrete-time symplectic systems. This framework offers a natural nonlinear extension of the classic Courant-Snyder (CS) theory for systems with one degree of freedom — a foundational co…</span><br/>[Phys. Rev. Accel. Beams] Published Mon Apr 27, 2026 Author(s): T. Zolkin, S. Nagaitsev, I. Morozov, and S. Kladov

We present a perturbative method for constructing approximate invariants of motion directly from the equations of discrete-time symplectic systems. This framework offers a natural nonlinear extension of the classic Courant-Snyder (CS) theory for systems with one degree of freedom — a foundational co…

[Phys. Rev. Accel. Beams] Published Mon Apr 27, 2026

]]> <span>Geometry of almost-conserved quantities in symplectic maps: Approximate invariants in nonlinear accelerator systems</span> T. Zolkin, S. Nagaitsev, I. Morozov, and S. Kladov 2026-04-27T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/zxgv-2xrf 10.1103/zxgv-2xrf Physical Review Accelerators and Beams 2026-04-27T10:00:00+00:00 http://journals.aps.org/prab/accepted/0b075Y57R2b17b95380a13679edc34c11e5ecbc11 Single-Particle Dynamics Single-Particle Dynamics <span>First results from a high-frame-rate, multi-GHz ionizing particle detection system geared toward accelerator diagnostic applications</span> http://journals.aps.org/prab/accepted/f5070M02Z921e406028520b0d1d4d6eb7cd9f7325 Author(s): Mohammadreza Mohseni Ferezghi, Carl Grace, Mark Gulley, Bryce Jacobson, Dongsung Kim, Forest Martinez-McKinney, James McDaniel, Sean McHale, Tyler Morris, Samuel Mudford, Rene Padilla, Tarun Prakash, Eric Prebys, Bruce A. Schumm, Kyung-Wook Shin, John Smedley, Aidan Tiernan, and Max Wilder<br/><span>An integrated detection system, comprised of a thin diamond sensor incorporated into a compact signal loop, coupled in turn to an application-specific integrated circuit readout chip, has been tested for the first time, using ps-duration electron pulses from the NLCTA accelerator at the SLAC Nationa…</span><br/>[Phys. Rev. Accel. Beams] Published Wed Apr 15, 2026 Author(s): Mohammadreza Mohseni Ferezghi, Carl Grace, Mark Gulley, Bryce Jacobson, Dongsung Kim, Forest Martinez-McKinney, James McDaniel, Sean McHale, Tyler Morris, Samuel Mudford, Rene Padilla, Tarun Prakash, Eric Prebys, Bruce A. Schumm, Kyung-Wook Shin, John Smedley, Aidan Tiernan, and Max Wilder

An integrated detection system, comprised of a thin diamond sensor incorporated into a compact signal loop, coupled in turn to an application-specific integrated circuit readout chip, has been tested for the first time, using ps-duration electron pulses from the NLCTA accelerator at the SLAC Nationa…

[Phys. Rev. Accel. Beams] Published Wed Apr 15, 2026

]]> <span>First results from a high-frame-rate, multi-GHz ionizing particle detection system geared toward accelerator diagnostic applications</span> Mohammadreza Mohseni Ferezghi, Carl Grace, Mark Gulley, Bryce Jacobson, Dongsung Kim, Forest Martinez-McKinney, James McDaniel, Sean McHale, Tyler Morris, Samuel Mudford, Rene Padilla, Tarun Prakash, Eric Prebys, Bruce A. Schumm, Kyung-Wook Shin, John Smedley, Aidan Tiernan, and Max Wilder 2026-04-15T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/m79w-ft8t 10.1103/m79w-ft8t Physical Review Accelerators and Beams 2026-04-15T10:00:00+00:00 http://journals.aps.org/prab/accepted/f5070M02Z921e406028520b0d1d4d6eb7cd9f7325 Particle and Radiation Detectors Particle and Radiation Detectors <span>Multidimensional phase-space manipulation for attosecond electron bunch compression</span> http://journals.aps.org/prab/accepted/80077Ye0Sd323306a55505e2585d8bbe2a96544eb Author(s): Yuxin Cheng, Qiang Gu, and Chao Feng<br/><span>Attosecond electron beams are essential for investigating ultrafast structural and electronic dynamics in matter with atomic-scale resolution. We propose a novel method that enables robust attosecond-level electron bunch compression. This method employs THz-driven linear energy chirping and multi-di…</span><br/>[Phys. Rev. Accel. Beams] Published Wed Apr 15, 2026 Author(s): Yuxin Cheng, Qiang Gu, and Chao Feng

Attosecond electron beams are essential for investigating ultrafast structural and electronic dynamics in matter with atomic-scale resolution. We propose a novel method that enables robust attosecond-level electron bunch compression. This method employs THz-driven linear energy chirping and multi-di…

[Phys. Rev. Accel. Beams] Published Wed Apr 15, 2026

]]> <span>Multidimensional phase-space manipulation for attosecond electron bunch compression</span> Yuxin Cheng, Qiang Gu, and Chao Feng 2026-04-15T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/3t5l-mz61 10.1103/3t5l-mz61 Physical Review Accelerators and Beams 2026-04-15T10:00:00+00:00 http://journals.aps.org/prab/accepted/80077Ye0Sd323306a55505e2585d8bbe2a96544eb Low- and Intermediate-Energy Accelerators Low- and Intermediate-Energy Accelerators <span>Construction of multibend achromat lattices based on their substructures</span> http://journals.aps.org/prab/accepted/77075M35X941660962c27f48e91a2987f24144707 Author(s): B. C. Kuske and P. Goslawski<br/><span>This paper presents an alternative approach to designing Multi-Bend Achromat (MBA) lattices with distributed sextupoles. It is based on the inherent structure of MBA lattices, which are composed of three smaller (recurring) substructures that can be optimized individually. These substructures consis…</span><br/>[Phys. Rev. Accel. Beams] Published Wed Apr 15, 2026 Author(s): B. C. Kuske and P. Goslawski

This paper presents an alternative approach to designing Multi-Bend Achromat (MBA) lattices with distributed sextupoles. It is based on the inherent structure of MBA lattices, which are composed of three smaller (recurring) substructures that can be optimized individually. These substructures consis…

[Phys. Rev. Accel. Beams] Published Wed Apr 15, 2026

]]> <span>Construction of multibend achromat lattices based on their substructures</span> B. C. Kuske and P. Goslawski 2026-04-15T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/2y9b-ms8h 10.1103/2y9b-ms8h Physical Review Accelerators and Beams 2026-04-15T10:00:00+00:00 http://journals.aps.org/prab/accepted/77075M35X941660962c27f48e91a2987f24144707 Accelerator Facilities and Design Studies Accelerator Facilities and Design Studies <span>Polarization transmission in the Hadron Storage Ring of the Electron-Ion Collider</span> http://journals.aps.org/prab/accepted/19078Mf7Wc61820332ed5da09042c24df5bc9e37a Author(s): E. Hamwi, J. P. Devlin, and G. H. Hoffstaetter<br/><span>The successful operation of the future Electron-Ion Collider is contingent on maintaining high hadron beam polarization up to 275 GeV. The Hadron Storage Ring lattice, however, features a symmetry-breaking interaction region that excites strong, non-systematic spin resonances, posing a significant t…</span><br/>[Phys. Rev. Accel. Beams] Published Wed Apr 15, 2026 Author(s): E. Hamwi, J. P. Devlin, and G. H. Hoffstaetter

The successful operation of the future Electron-Ion Collider is contingent on maintaining high hadron beam polarization up to 275 GeV. The Hadron Storage Ring lattice, however, features a symmetry-breaking interaction region that excites strong, non-systematic spin resonances, posing a significant t…

[Phys. Rev. Accel. Beams] Published Wed Apr 15, 2026

]]> <span>Polarization transmission in the Hadron Storage Ring of the Electron-Ion Collider</span> E. Hamwi, J. P. Devlin, and G. H. Hoffstaetter 2026-04-15T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/qjs6-l51f 10.1103/qjs6-l51f Physical Review Accelerators and Beams 2026-04-15T10:00:00+00:00 http://journals.aps.org/prab/accepted/19078Mf7Wc61820332ed5da09042c24df5bc9e37a High-Energy Accelerators and Colliders High-Energy Accelerators and Colliders <span>Combined simulation and experimental characterization of space-charge compensation in a high-intensity proton Low Energy Beam Transport (LEBT)</span> http://journals.aps.org/prab/accepted/97072M0bA8a19e03329c02617f1f2f2b1a6064a67 Author(s): Pallavi Priyadarshini, Jose V. Mathew, and Rajesh Kumar<br/><span>Beam losses in high-intensity proton accelerators are largely caused by space charge effects, particularly in the Low Energy Beam Transport (LEBT) region where the beam remains non-relativistic. While Space Charge Compensation (SCC) through residual gas ionization is a widely used mitigation techniq…</span><br/>[Phys. Rev. Accel. Beams] Published Tue Apr 14, 2026 Author(s): Pallavi Priyadarshini, Jose V. Mathew, and Rajesh Kumar

Beam losses in high-intensity proton accelerators are largely caused by space charge effects, particularly in the Low Energy Beam Transport (LEBT) region where the beam remains non-relativistic. While Space Charge Compensation (SCC) through residual gas ionization is a widely used mitigation techniq…

[Phys. Rev. Accel. Beams] Published Tue Apr 14, 2026

]]> <span>Combined simulation and experimental characterization of space-charge compensation in a high-intensity proton Low Energy Beam Transport (LEBT)</span> Pallavi Priyadarshini, Jose V. Mathew, and Rajesh Kumar 2026-04-14T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/g3pg-mxr1 10.1103/g3pg-mxr1 Physical Review Accelerators and Beams 2026-04-14T10:00:00+00:00 http://journals.aps.org/prab/accepted/97072M0bA8a19e03329c02617f1f2f2b1a6064a67 Low-Energy, Multiple-Particle Dynamics Low-Energy, Multiple-Particle Dynamics <span>Two-color x-ray free-electron laser based on self-seeding configuration</span> http://journals.aps.org/prab/accepted/3907dJ96T791480eb21634e82e0729d0a67c2f6c7 Author(s): Yixuan Liu, Kai Hu, Chuan Yang, Tao Liu, Dong Wang, and Weiqing Zhang<br/><span>Generating two-color X-ray pulses is crucial for the research of ultrafast dynamics. The development of X-ray Free Electron Lasers (XFELs) has enabled the production of high-power ultrashort two-color X-ray pulses. In this work, we propose a two-color XFEL scheme based on a self-seeding configuratio…</span><br/>[Phys. Rev. Accel. Beams] Published Thu Apr 09, 2026 Author(s): Yixuan Liu, Kai Hu, Chuan Yang, Tao Liu, Dong Wang, and Weiqing Zhang

Generating two-color X-ray pulses is crucial for the research of ultrafast dynamics. The development of X-ray Free Electron Lasers (XFELs) has enabled the production of high-power ultrashort two-color X-ray pulses. In this work, we propose a two-color XFEL scheme based on a self-seeding configuratio…

[Phys. Rev. Accel. Beams] Published Thu Apr 09, 2026

]]> <span>Two-color x-ray free-electron laser based on self-seeding configuration</span> Yixuan Liu, Kai Hu, Chuan Yang, Tao Liu, Dong Wang, and Weiqing Zhang 2026-04-09T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/7457-fzgz 10.1103/7457-fzgz Physical Review Accelerators and Beams 2026-04-09T10:00:00+00:00 http://journals.aps.org/prab/accepted/3907dJ96T791480eb21634e82e0729d0a67c2f6c7 Synchrotron Radiation and Free-Electron Lasers Synchrotron Radiation and Free-Electron Lasers <span>Numerical investigation of mechanical instabilities in superconducting rf cavities: Lorentz force detuning and microphonics</span> http://journals.aps.org/prab/accepted/0a076McdUa619d0032913345fd710608e8550f426 Author(s): Xiyuan Chai, Cong-Feng Wu, Yungai Tang, Qin Li, Jianhao Xu, Zhenghe Bai, Guangyao Feng, and Duohui He<br/><span>Dynamic detuning, encompassing dynamic Lorentz force detuning (LFD) and Microphonics, significantly restricts the operational stability of superconducting radio-frequency (SRF) cavity modules. This paper proposes a novel semi-analytical method for calculating the dynamic detuning of SRF cavities, re…</span><br/>[Phys. Rev. Accel. Beams] Published Fri Apr 03, 2026 Author(s): Xiyuan Chai, Cong-Feng Wu, Yungai Tang, Qin Li, Jianhao Xu, Zhenghe Bai, Guangyao Feng, and Duohui He

Dynamic detuning, encompassing dynamic Lorentz force detuning (LFD) and Microphonics, significantly restricts the operational stability of superconducting radio-frequency (SRF) cavity modules. This paper proposes a novel semi-analytical method for calculating the dynamic detuning of SRF cavities, re…

[Phys. Rev. Accel. Beams] Published Fri Apr 03, 2026

]]> <span>Numerical investigation of mechanical instabilities in superconducting rf cavities: Lorentz force detuning and microphonics</span> Xiyuan Chai, Cong-Feng Wu, Yungai Tang, Qin Li, Jianhao Xu, Zhenghe Bai, Guangyao Feng, and Duohui He 2026-04-03T10:00:00+00:00 Personal use only, all commercial or other reuse prohibited Phys. Rev. Accel. Beams article doi:10.1103/xdbn-cnrz 10.1103/xdbn-cnrz Physical Review Accelerators and Beams 2026-04-03T10:00:00+00:00 http://journals.aps.org/prab/accepted/0a076McdUa619d0032913345fd710608e8550f426 Radio Frequency Calculations and Technology Radio Frequency Calculations and Technology