Publications

In Preparation

Advancing hadron beam radiotherapy by creating a lightweight, compact, iron-free particle accelerator

D. Winklehner, J. Minervini, L. Bromberg, E. Forton, J. Mandrillon, P. Michael, A. Radovinsky

Nature Communications (in preparation, encouraged by editor)

 

Neural Networks as Effective Surrogate Models of Radio-Frequency Quadrupole Particle Accelerator Simulations
J. Villarreal, D. Winklehner, J. M. Conrad
Machine Learning: Science and Technology (under review)

A New Family of High-Current Cyclotrons for Isotope Production
D. Winklehner, J.R. Alonso, J.M. Conrad
Journal of Radioanalytical and Nuclear Chemistry (under review)

Published

2023

IsoDAR@Yemilab—A Definitive Search for Noble Neutrinos and Other BSM Physics
D. Winklehner
Physical Sciences Forum 8 21 (2023)

High-power Fixed-Field Accelerators
D. Winklehner, A. Adelmann, J. R. Alonso, L. Calabretta, H. Okuno, T. Planche, M. Haj Tahar
JINST 18 T05008 (2023)

The EPICS control system for IsoDAR
P. Weigel, M. Busza, A. Namazov, J. Park, J. Villarreal, L. H. Waites, D. Winklehner
NIMA 1056 168590 (2023)

Analyzing beam-gas interactions in an H2+ cyclotron beam
P. Calvo, D. Winklehner, C. Oliver
J. Phys. G (accepted 2023) https://iopscience.iop.org/article/10.1088/1361-6471/acfe8f

2022

Neutrino Physics Opportunities with the IsoDAR Neutrino Source at Yemilab

J. Spitz, C. Argüelles, J.M. Conrad, M. Shaevitz, D. Winklehner

Phys. Rev. D 105 052009 (2022)             

 

Order-of-Magnitude Beam Current Improvement in Compact Cyclotrons

D. Winklehner, J. M. Conrad, D. Schoen, M. Yampolskaya, A. Adelmann, S. Mayani

New J. Phys. 24 023038 (2022)

 

Input Beam Matching and Beam Dynamics Design Optimizations of the IsoDAR RFQ Using Statistical and Machine Learning Techniques

D. Koser, J.M. Conrad, L.H. Waites, D. Winklehner, A. Adelmann, M. Frey

Front. Phys. 10 3389 (2022)

 

 

IsoDAR@Yemilab: A Report on the Technology, Capabilities, and Deployment

J.R. Alonso, D. Winklehner, J. Spitz, J.M. Conrad, S.H. Seo, Y.D. Kim, M. Shaevitz, A. Bungau, R. Barlow, L. Calabretta, A. Adelmann, D. Mishins, L. Bartoszek, L.H. Waites, K.M. Bang, K.S. Park

JINST 17 P09042 (2022)

 

New Commissioning Results of the MIST-1 Multicusp Ion Source

D. Winklehner, J. Conrad, J. Smolsky, L. Waites, P. Weigel

J. Phys.: Conf. Ser. 2244 012013 (2022)

 

A Low Energy Beam Transport to Match a Multicusp Ion Source to an RFQ

L. Waites, J.M. Conrad, D. Winklehner

J. Phys.: Conf. Ser. 2244 012086 (2022)

 

2021

High current H2+ beams from a filament-driven multicusp ion source

D. Winklehner, Janet Conrad, Joseph Smolsky, Loyd Waites

Review of Scientific Instruments 92, 123301 (2021)

 

Simulations of future particle accelerators: issues and mitigations

D. Sagan, M. Berz, N.M. Cook, Y. Hao, G. Hoffstaetter, A. Huebl, C.-K. Huang, M.H. Langston, C.E. Mayes, C.E. Mitchell, C.-K. Ng, J. Qiang, R.D. Ryne, A. Scheinker, E. Stern, J.-L. Vay, D. Winklehner, H. Zhang

JINST 16 T10002 (2021)

 

Modeling of advanced accelerator concepts

J.-L. Vay, A. Huebl, R. Lehe, N.M. Cook, R.J. England, U. Niedermayer, P. Piot, F. Tsung, D. Winklehner

JINST 16 T10003 (2021)

 

Design and optimization of the RF input-coupler for a low-frequency, split-coaxial RFQ

M.P. Sangroula, D. Winklehner, M. Schuett

JINST 16 P08061 (2021)

 

2019

First Results from ABRACADABRA-10cm: A Search for Sub-μeV Axion Dark Matter

J. L. Ouellet, C. P. Salemi, J. W. Foster, R. Henning, Z. Bogorad, J. M. Conrad, J. A. Formaggio, Y. Kahn, J. Minervini, A. Radovinsky, N. L. Rodd, B. R. Safdi, J. Thaler, D. Winklehner, and L. Winslow

Phys. Rev. Lett. 122, 121802 (2019)

 

Design and implementation of the ABRACADABRA-10 cm axion dark matter search

J. L. Ouellet, C. P. Salemi, J. W. Foster, R. Henning, Z. Bogorad, J. M. Conrad, J. A. Formaggio, Y. Kahn, J. Minervini, A. Radovinsky, N. L. Rodd, B. R. Safdi, J. Thaler, D. Winklehner, and L. Winslow

Phys. Rev. D 99, 052012 (2019)

 

 

2018

High intensity cyclotrons for neutrino physics,

D. Winklehner, J. Bahng, L. Calabretta, A. Calanna, A. Chakrabarti, J. Conrad, G. D'Agostino, S. Dechoudhury, V. Naik, L. Waites, and P. Weigel

Nuclear Instruments and Methods A, 907 pp. 231-243 (Special issue in honour of Kai Siegbahn) (2018)

 

Superconducting Cyclotrons for Hadron Radiotherapy

J. Minervini, L. Bromberg A. Radovinsky P. Michael, D. Winklehner

IEEE Transactions on Applied Superconductivity 28.4 (2018)

 

2017

Realistic simulations of a cyclotron spiral inflector within a particle-in-cell framework

D. Winklehner, A. Adelmann, A. Gsell, T. Kaman, D. Campo

Physical Review Accelerators and Beams 20, 124201 (2017)

 

2016

Preliminary design of a RFQ direct injection scheme for the IsoDAR high intensity H2+ cyclotron

D. Winklehner, R. Hamm, J. Alonso, J. M. Conrad and S. Axani

Rev. Sci. Instrum. 87, 02B929 (2016)

 

A high intensity H2+ multicusp ion source for the Isotope Decay-At-Rest experiment, IsoDAR

S. Axani, D. Winklehner, J. Alonso and J. M. Conrad,

Rev. Sci. Instrum. 87, 02B704 (2016)

 

2015

A space charge compensation model for positive DC ion beams

D. Winklehner and D. Leitner,

JINST 10 T10006 (2015)

 

The IsoDAR high intensity H2+ transport and injection tests

J. Alonso, S. Axani, L. Calabretta, D. Campo, L. Celona, J. Conrad, A. Day, G. Castro, F. Labrecque, D. Winklehner,

JINST 10 T10003 (2015)

 

2014

Space-Charge Compensation Measurements in Electron Cyclotron Resonance Ion Source Low Energy Beam Transport Lines with a Retarding Field Analyzer

D. Winklehner, D. Leitner, D. Cole, G. Machicoane, and L. Tobos

Rev. Sci. Instrum. 85, 02A739 (2014)

 

Characterization of the Catania Versatile Ion Source (VIS) for H2+

L. Calabretta, L. Celona, D. Campo, J. R. Alonso*, D. Winklehner, M. H. Toups, J. Conrad, R. Gutierrez-Martinez, L. Winslow, F. Labrecque, and R. Johnson

Rev. Sci. Instrum. 85, 02A742 (2014)

 

2012

Progress towards the development of a realistic electron cyclotron resonance ion source extraction model

D. Winklehner, D. Leitner, J. Y. Benitez, C. M. Lyneis, M. M. Strohmeier

Rev. Sci. Instrum. 83, 02B706 (2012)

 

Low energy beam transport for facility for rare isotope beams driver linear particle accelerator

L. T. Sun, D. Leitner, G. Machicoane, E. Pozdeyev, V. Smirnov, S. B. Vorozhtsov,

D. Winklehner, Q. Zhao

Rev. Sci. Instrum. 83, 02B705 (2012)

 

2011

Ion beam properties for ECR ion source injector systems

D. Leitner, D. Winklehner, M. Strohmeier

JINST 6 P07010 (2011)

 

Electron emission yields from boron-like Ar ions impinging on Au(100)

E. Bodewits, H. Bekker, A.J. de Nijs, R. Hoekstra, D. Winklehner, B. Daniel, G. Kowarik, K. Dobes, F. Aumayr

Nuclear Instruments and Methods in Physics Research B 269 (2011) 1203–1207

 

Design of a 400 kV deep underground, high detector efficiency, high target density, high beam intensity accelerator facility

A. Lemut, M. Couder, D. Winklehner, U. Greife, A. Hodgkinson, D. Leitner, M. Leitner, J. S. Saba, P. A. Vetter, W. L. Waldron, M. Wiescher

Phys. Rev. ST Accel. Beams 14, 100101 (2011)

 

2010

Comparison of extraction and beam transport simulations with emittance measurements from the ECR ion source VENUS

D. Winklehner, D. Todd, J. Benitez, M. Strohmeier, D. Grote and D. Leitner

JINST 5 P12001 (2010)

 

2008

Electron Emission from Insulators Irradiated by Slow Highly Charged Ions

W. Meissl, D. Winklehner, F. Aumayr, M. C. Simon, R. Ginzel, J. R. Crespo López‐Urrutia, J. Ullrich, B. Solleder, C. Lemell and J. Burgdörfer

e‐J. Surf. Sci. Nanotech. Vol. 6, 54‐59 (2008)

 

Whitepapers and Reports

2023

Enabling a Multi-Purpose High-Energy Neutron Source Based on High-Current Compact Cyclotrons
L. Snead, D. Winklehner et al.
arXiv:2302.09011

Physics Potential of a Few Kiloton Scale Neutrino Detector at a Deep Underground Lab in Korea
S.-H. Seo, …, D. Winklehner et al.
arXiv:2309.13435

2022

New directions for surrogate models and differentiable programming for High Energy Physics detector simulation
A. Adelmann, W. Hopkins, E. Kourlitis, M. Kagan, G. Kasieczka, C. Krause, D. Shih, V. Mikuni, B. Nachman, K. Pedro, D. Winklehner
arXiv:2203.08806

Report of the Snowmass'21 Workshop on High-Power Cyclotrons and FFAs

A. Adelmann, J.R. Alonso, L. Calabretta, H. Okuno, T. Planche, M. Haj Tahar, D. Winklehner (chair)

arXiv:2203.07919

 

Snowmass21 Accelerator Modeling Community White Paper

S. Biedron, L. Brouwer, D. L. Bruhwiler, N. M. Cook, A. L. Edelen, D. Filippetto, C. -K. Huang, A. Huebl, N. Kuklev, R. Lehe, S. Lund, C. Messe, W. Mori, C. -K. Ng, D. Perez, P. Piot, J. Qiang, R. Roussel, D. Sagan, A. Sahai, A. Scheinker, F. Tsung, J. -L. Vay, D. Winklehner, H. Zhang

arXiv:2203.08335

 

Snowmass'21 Whitepaper -- IsoDAR Overview

J. R. Alonso, J. M. Conrad, Y. D. Kim, S. H. Seo, M. H. Shaevitz, J. Spitz, D. Winklehner

arXiv:2203.08804

 

2021

IsoDAR@Yemilab: A Conceptual Design Report for the Deployment of the Isotope Decay-At-Rest Experiment in Korea's New Underground Laboratory, Yemilab

Editors: J.R. Alonso, J.M. Conrad, D. Winklehner, S.H. Seo, K.M. Bang, Y.D. Kim, and K.S. Park for the IsoDAR Collaboration

arXiv:2110.10635 (2021)

 

Response to DOE RFI - Robust Accelerator Science & Technology Ecosystem

J. Alonso, B. Barletta, J. Conrad, M. Shaevitz1, D. Winklehner (IsoDAR Collaboration)

DOE Request for InformationCreating a Robust Accelerator Science & Technology Ecosystem”

 

Comments Concerning A Robust Accelerator Science & Technology Ecosystem

T. Akinwande, A. Arodzero, W. Barletta, J. Conrad, R. Gupta, Z. Hartwig, R. Lanza, R. Temkin,
D. Winklehner.  (MIT Responders)

DOE Request for InformationCreating a Robust Accelerator Science & Technology Ecosystem”

2020

Update on the IsoDAR 60 MeV/amu Cyclotron Acceleration Simulations

D. Winklehner for the DAEδALUS collaboration

arXiv:2002.11264 (2020)

 

2019

Final Report for the Compact, Low-Cost, Light-Weight, Superconducting, Ironless Cyclotrons for Hadron Radiotherapy

J. Minervini, L. Bromberg A. Radovinsky P. Michael, D. Winklehner

U.S. Department of Energy, Final Report: DOE-MIT-0013499 (2019) https://doi.org/10.2172/1505372

 

OPAL a Versatile Tool for Charged Particle Accelerator Simulations

A. Adelmann, P. Calvo, M. Frey, A. Gsell, U. Locans, C. Metzger-Kraus, N. Neveu, C. Rogers, S. Russell, S. Sheehy, J. Snuverink, D. Winklehner

arXiv:1905.06654 (2019)

 

2018

IsoDAR@KamLAND: A Conceptual Design Report for the Technical Facility

M. Abs, A. Adelmann, J.R Alonso, S. Axani, W.A. Barletta, R. Barlow, L. Bartoszek, A. Bungau, L. Calabretta, A. Calanna, D. Campo, G. Castro, L. Celona, G.H. Collin, J.M. Conrad, S. Gammino, R. Johnson, G. Karagiorgi, S. Kayser, W. Kleeven, A. Kolano, F. Labrecque, W.A. Loinaz, J. Minervini, M.H. Moulai, H. Okuno, H. Owen, V. Papavassiliou, M.H. Shaevitz, I. Shimizu, T.M. Shokair, K.F. Sorensen, J. Spitz, M. Toups, M. Vagins, K. Van Bibber, M.O. Wascko, D. Winklehner, L.A Winslow, J.J. Yang

arXiv:1511.05130

 

Whitepaper on the DAEdALUS Program

C. Aberle, A. Adelmann, J. Alonso, W. A. Barletta, R. Barlow, L. Bartoszek, A. Bungau, A. Calanna, D. Campo, L. Calabretta, L. Celona, G. Collin, J. M. Conrad, A. de Gouvea, Z. Djurcic, S. Gammino, D. Garisto, R. Gutierrez, R. R. Johnson, Y. Kamyshkov, G. Karagiorgi, A. Kolano, F. Labrecque, W. Loinaz, H. Okuno, V. Papavassiliou, K. Scholberg, M. H. Shaevitz, I. Shimizu, J. Spitz, M. Skuhersky, K. Terao, M. Toups, M. Vagins, D. Winklehner, L. A. Winslow, J. J. Yang

arXiv:1307.2949


 

Conference Proceedings

2023

Summary of the Snowmass’21 Workshop on High Power Cyclotrons and FFAs
D. Winklehner, et al.
Proc. of the 23rd International Conference on Cyclotrons and their Applications (CYC’23)
JACoW CYCLOTRONS2022- MOBI01 (2023)

Status of the IsoDAR High-Current H2+ Cyclotron (HCHC-XX) Development
L.H. Waites, J.R. Alonso, J.M. Conrad, D. Winklehner
Proc. of the 23rd International Conference on Cyclotrons and their Applications (CYC’23)
JACoW CYCLOTRONS2022-MOAO01 (2023)

2022

IsoDAR: A High Power Cyclotron for Neutrino Physics and Beyond
L.H.Waites, J.R. Alonso, J.M. Conrad, D. Winklehner
Proc. of the 22nd International Workshop on Neutrinos from Accelerators — PoS (NuFact2021)

2021

High-Current H2+ Beams from a Compact Cyclotron using RFQ Direct Injection

D. Winklehner, et al.

Proc. of International Particle Accelerator Conference (IPAC’21), JACoW IPAC2021-TUXB07 (2021)

 

Technical Design of an RFQ Injector for the IsoDAR Cyclotron

H. Höltermann, D. Winklehner, et al.

Proc. of International Particle Accelerator Conference (IPAC’21), JACoW IPAC2021-THPAB167 (2021)

 

RFQ Beam Dynamics Optimization Using Machine Learning

D. Koser, D. Winklehner, et al.

Proc. of International Particle Accelerator Conference (IPAC’21), JACoW IPAC2021-WEPAB203 (2021)

 

Thermal Analysis of a Compact Split-Coaxial CW RFQ for the IsoDAR RFQ-DIP

D. Koser, D. Winklehner, et al.

Proc. of International Particle Accelerator Conference (IPAC’21), JACoW IPAC2021-WEPAB202 (2021)

 

Design and Optimization of a Low Frequency RF-Input Coupler for the IsoDAR RFQ

M. Sangroula, D. Winklehner, et al.

Proc. of International Particle Accelerator Conference (IPAC’21), JACoW IPAC2021-WEPAB195 (2021)

 

Tools for the Development and Applications of the IsoDAR Cyclotron

L. Waites, D. Winklehner, et al.

Proc. of International Particle Accelerator Conference (IPAC’21), JACoW IPAC2021-MOPAB160 (2021)

 

Matching of an RFQ and Multicusp Ion Source with Compact LEBT

L. Waites, D. Winklehner, et al.

Proc. of International Particle Accelerator Conference (IPAC’21), JACoW IPAC2021-MOPAB159 (2021)

 

2017

First Commissioning Results of the Multicusp Ion Source at MIT (MIST-1) for H2+
D. Winklehner, S. Axani, P. Bedard, J. Conrad, J. Corona, F. Hartwell, J. Smolsky, A.  Tripathee, L. Waites, P. Weigel, T. Wester and M. Yampolskaya,
AIP Conference Proceedings 2011, 030002 (2017)

 

The front-end of IsoDAR

S. Axani, D. Winklehner, J.M. Conrad

PoS (ICHEP2016) 484

 

2016

Updated physics design of the DAEδALUS and IsoDAR coupled cyclotrons for high intensity H2+ beam production

D. Winklehner,

Proc. of the 21st International Conference on Cyclotrons and their Applications (CYC’16), TUB02

 

2015

An RFQ Direct Injection Scheme for the IsoDAR High Intensity H2+ Cyclotron

D. Winklehner, R. Hamm, J. Alonso, J.M. Conrad

Proc. of the 6th International Particle Accelerator Conference (IPAC’15), JACoW-IPAC2015-WEPTY048

 

2014

High Power Cyclotrons for Neutrino Experiments

D. Campo, L. Calabretta, A. Calanna, J. M. Conrad, J. Alonso, W. Barletta, D. Winklehner, M. Shaevitz, A. Adelmann, J. Yang

Proc. of the 5th International Particle Accelerator Conference (IPAC’14), JACoW IPAC2014-MOPRI078

 

2013

DIANA - A Deep Underground Accelerator for Nuclear Astrophysics Experiments

D. Winklehner, A. Lemut, D. Leitner, M. Couder, A. Hodgkinson, M. Wiescher

AIP Conf. Proc. 1525, 516 (2013)

 

Space charge compensation measurements in the injector beam lines of the NSCL coupled cyclotron facility

D. Winklehner, et al.

Proc. of the 20th International Conference on Cyclotrons and their Applications (CYC’13), we3pb03

 

Cyclotron injection tests of high-intensity H2+ beams

F. Labrecque, D. Winklehner, et al. (poster)

Proc. of the 20th Int. Conference on Cyclotrons and their Applications (CYC’13), weppt026

 

2012

Space Charge Compensation Measurements of Multicharged Ion Beams Extracted from ECR Ion Sources

D. Winklehner, D. Leitner, G. Machicoane, F. Marti, D. Cole, L. Tobos,

Proc. of the 20th International Workshop on Electron Cyclotron Resonance Ion Sources, TUZO04

 

2011

DIANA, A NEXT GENERATION DEEP UNDERGROUND ACCELERATOR FACILITY

D. Leitner, M. Leitner, D. Winklehner, A. Lemut, J. S. Saba, M. Couder, M. Wiescher,

Proc. of 2011 Particle Accelerator Conference, FROAN2 (2011)

 

2010

The DIANA Underground Accelerator Facility Project at DUSEL Laboratory

A. Lemut, M. Couder, D. Winklehner, A. E. Champagne, P. Collon, M. Famiano, F. Gray, U. Greife, A.

Hodgkinson, C. Iliadis, D. Leitner, M. Leitner, J.S. Saba, E. Stech, P.A. Vetter, W.L. Waldron, M. Wiescher

PoS (NIC XI) 126 (2010)

 

PLASMA-TO-TARGET WARP SIMULATIONS OF URANIUM BEAMS EXTRACTED FROM VENUS COMPARED TO EMITTANCE MEASUREMENTS AND BEAM IMAGES

D. Winklehner, D. Todd, D. Grote, D. Leitner, J. Benitez, M. Strohmeier

Proc. of the 19th International Workshop on Electron Cyclotron Resonance Ion Sources, TUCOAK03 (2010)

 

2008

Electron emission from insulators irradiated by slow highly charged ions.

M.C. Simon, W. Meissl, D. Winklehner, F. Aumayr, R. Ginzel, J.R. Crespo Lopez-Urrutia, J. Ullrich, Verhandlungen der Deutschen Physikalischen Gesellschaft, 43(3), 1 (2008). Abstract only.