J
J. Walton
Researcher at University of Illinois at Urbana–Champaign
Publications - 21
Citations - 653
J. Walton is an academic researcher from University of Illinois at Urbana–Champaign. The author has contributed to research in topics: Double beta decay & Xenon. The author has an hindex of 13, co-authored 20 publications receiving 558 citations.
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Journal ArticleDOI
Improved measurement of the 2νββ half-life of 136 Xe with the EXO-200 detector
J. B. Albert,Martin Auger,D. J. Auty,P. S. Barbeau,E. Beauchamp,D. Beck,V. A. Belov,C. Benitez-Medina,J. Bonatt,J. Bonatt,Martin Breidenbach,T. Brunner,A. Burenkov,Guofu Cao,C. Chambers,J. Chaves,B. T. Cleveland,S. Cook,A. Craycraft,T. Daniels,M. Danilov,S. J. Daugherty,C. G. Davis,J. Davis,R. DeVoe,S. Delaquis,A. Dobi,A. Dolgolenko,M. J. Dolinski,Monica Dunford,W. M. Fairbank,J. Farine,W. Feldmeier,Peter Fierlinger,D. Franco,D. Fudenberg,G. Giroux,R. Gornea,K. Graham,Giorgio Gratta,C. R. Hall,K. Hall,C. K. Hargrove,S. Herrin,M. Hughes,X. S. Jiang,A. S. Johnson,T. N. Johnson,S. Johnston,A. Karelin,L. J. Kaufman,Ryan Killick,S. Kravitz,A. Kuchenkov,K. S. Kumar,David Leonard,F. Leonard,C. Licciardi,R. MacLellan,Michael G. Marino,B. Mong,M. Montero Díez,David Moore,R. H. Nelson,K. O'Sullivan,A.C. Odian,I. Ostrovskiy,C. Ouellet,A. Piepke,A. Pocar,C. Y. Prescott,A Rivas,P. C. Rowson,M. P. Rozo,J. J. Russell,A. Sabourov,David A. Sinclair,K. Skarpaas,S. Slutsky,V.N. Stekhanov,V. Strickland,M. Tarka,T. Tolba,D. Tosi,K. Twelker,Petr Vogel,J. L. Vuilleumier,A. P. Waite,J. Walton,T. Walton,Marc Weber,L. J. Wen,U. Wichoski,J. Wodin,J. D. Wright,Liang Yang,Y.-R. Yen,O. Ya. Zeldovich,Y. B. Zhao +98 more
TL;DR: In this paper, an improved measurement of the 2νββ half-life performed by EXO-200 is reported, which is the most precisely measured half- life of any 2ν ββ decay to date.
Journal ArticleDOI
Search for Majoron-emitting modes of double-beta decay of $^{136}$Xe with EXO-200
J. B. Albert,D. J. Auty,P. S. Barbeau,E. Beauchamp,Douglas H Beck,V. Belov,C. Benitez-Medina,Martin Breidenbach,T. Brunner,A. Burenkov,Guofu Cao,C. Chambers,J. Chaves,B. T. Cleveland,M. Coon,A. Craycraft,T. Daniels,M. Danilov,S. J. Daugherty,C. G. Davis,J. Davis,R. DeVoe,S. Delaquis,T. Didberidze,A. Dolgolenko,M. J. Dolinski,Monica Dunford,W. M. Fairbank,J. Farine,W. Feldmeier,Peter Fierlinger,D. Fudenberg,G. Giroux,R. Gornea,K. Graham,Giorgio Gratta,C. R. Hall,S. Herrin,M. Hughes,M. J. Jewell,X. S. Jiang,A. S. Johnson,T. N. Johnson,S. Johnston,A. Karelin,L. J. Kaufman,Ryan Killick,Thomas Koffas,S. Kravitz,A. Kuchenkov,K. S. Kumar,David Leonard,F. Leonard,C. Licciardi,Yuehe Lin,R. MacLellan,Michael G. Marino,B. Mong,David Moore,R. Nelson,A.C. Odian,I. Ostrovskiy,C. Ouellet,A. Piepke,A. Pocar,C. Y. Prescott,A Rivas,P. C. Rowson,M. P. Rozo,J. J. Russell,A. Schubert,David A. Sinclair,David A. Sinclair,E. Smith,V.N. Stekhanov,M. Tarka,T. Tolba,D. Tosi,R. Tsang,K. Twelker,Petr Vogel,J. L. Vuilleumier,A. P. Waite,J. Walton,T. Walton,Marc Weber,Liangjian Wen,U. Wichoski,Liang Yang,Y-R Yen,O. Ya. Zeldovich +90 more
TL;DR: In this article, a lower bound of T^(136)Xe_(1/2) > 1.2 × 10^(24) yr at 90% C.L. on the half-life of the spectral index=1 Majoron decay was obtained, corresponding to a constraint on the Majoron-neutrino coupling constant of |⟨g^(M)_(ee)⟩| < (0.8−1.7) × 10−5).
Journal ArticleDOI
Investigation of radioactivity-induced backgrounds in EXO-200
J. B. Albert,D. J. Auty,P. S. Barbeau,Douglas H Beck,V. Belov,C. Benitez-Medina,Martin Breidenbach,T. Brunner,A. Burenkov,Guofu Cao,C. Chambers,B. T. Cleveland,M. Coon,A. Craycraft,T. Daniels,M. Danilov,S. J. Daugherty,C. G. Davis,J. Davis,S. Delaquis,A. Der Mesrobian-Kabakian,R. DeVoe,T. Didberidze,A. Dolgolenko,M. J. Dolinski,Monica Dunford,W. M. Fairbank,J. Farine,W. Feldmeier,P. Fierlinger,D. Fudenberg,G. Giroux,R. Gornea,K. Graham,Giorgio Gratta,C. R. Hall,S. Herrin,M. Hughes,M. J. Jewell,X. S. Jiang,A. S. Johnson,T. N. Johnson,S. Johnston,A. Karelin,L. J. Kaufman,Ryan Killick,Thomas Koffas,S. Kravitz,A. Kuchenkov,K. S. Kumar,David Leonard,C. Licciardi,Yuehe Lin,R. MacLellan,Michael G. Marino,B. Mong,David Moore,R. Nelson,A.C. Odian,I. Ostrovskiy,A. Piepke,A. Pocar,C. Y. Prescott,A Rivas,P. C. Rowson,J. J. Russell,A. Schubert,David A. Sinclair,David A. Sinclair,E. Smith,V.N. Stekhanov,M. Tarka,T. Tolba,R. Tsang,K. Twelker,J. L. Vuilleumier,A. P. Waite,J. Walton,T. Walton,Marc Weber,Liangjian Wen,U. Wichoski,J. Wood,Liang Yang,Y-R Yen,O. Ya. Zeldovich +85 more
TL;DR: This work tries to better understand the location and strength of specific background sources and compare the conclusions to radioassay results taken before and during detector construction.
Journal ArticleDOI
First Search for Lorentz and CPT Violation in Double Beta Decay with EXO-200
Justin Albert,P. S. Barbeau,Douglas H Beck,V. Belov,Martin Breidenbach,T. Brunner,A. Burenkov,Guofu Cao,C. Chambers,B. T. Cleveland,M. Coon,A. Craycraft,T. Daniels,M. Danilov,S. J. Daugherty,C. G. Davis,James G. Davis,S. Delaquis,A. Der Mesrobian-Kabakian,R. DeVoe,J. S. Díaz,T. Didberidze,Jens Dilling,A. Dolgolenko,M. J. Dolinski,Monica Dunford,W. M. Fairbank,J. Farine,S. Feyzbkhsh,W. Feldmeier,Peter Fierlinger,D. Fudenberg,R. Gornea,K. Graham,Giorgio Gratta,C. R. Hall,Samuel Homiller,M. Hughes,M. J. Jewell,X. S. Jiang,A. Johnson,T. N. Johnson,S. Johnston,A. Karelin,L. J. Kaufman,Ryan Killick,Thomas Koffas,S. Kravitz,R. Krücken,A. Kuchenkov,K. S. Kumar,David Leonard,C. Licciardi,Yuehe Lin,R. MacLellan,M. G. Marino,B. Mong,David Moore,R. H. Nelson,O. Njoya,A.C. Odian,I. Ostrovskiy,A. Piepke,A. Pocar,C.Y. Prescott,F. Retiere,P. C. Rowson,J. J. Russell,Alexis G. Schubert,David A. Sinclair,E. Smith,V.N. Stekhanov,M. Tarka,T. Tolba,R. Tsang,K. Twelker,J.-L. Vuilleumier,Petr Vogel,A. P. Waite,J. Walton,T. Walton,Marc Weber,Liangjian Wen,U. Wichoski,J. L. Wood,Liang Yang,Y-R Yen,O. Ya. Zeldovich +87 more
TL;DR: In this article, the effect of the SME defined oscillation-free and momentum-independent neutrino coupling operator on the double beta decay process was investigated using an exposure of 100 kg⋅yr with the EXO-200 detector.
Journal ArticleDOI
An RF-only ion-funnel for extraction from high-pressure gases
T. Brunner,D. Fudenberg,V. Varentsov,A. Sabourov,Giorgio Gratta,Jens Dilling,R. DeVoe,David A. Sinclair,David A. Sinclair,W. M. Fairbank,J. B. Albert,D. J. Auty,P. S. Barbeau,Douglas H Beck,C. Benitez-Medina,Martin Breidenbach,Guofu Cao,C. Chambers,B. T. Cleveland,M. Coon,A. Craycraft,T. Daniels,S. J. Daugherty,T. Didberidze,M. J. Dolinski,Monica Dunford,Lorenzo Fabris,J. Farine,W. Feldmeier,P. Fierlinger,R. Gornea,K. Graham,M. Heffner,M. Hughes,M. J. Jewell,X. S. Jiang,T. N. Johnson,S. Johnston,A. Karelin,L. J. Kaufman,Ryan Killick,Thomas Koffas,S. Kravitz,R. Krücken,A. Kuchenkov,K. S. Kumar,David Leonard,F. Leonard,C. Licciardi,Yuehe Lin,R. MacLellan,Michael G. Marino,B. Mong,David Moore,A. Odian,I. Ostrovskiy,C. Ouellet,A. Piepke,A. Pocar,F. Retière,P. C. Rowson,M. P. Rozo,A. Schubert,E. Smith,V.N. Stekhanov,M. Tarka,T. Tolba,D. Tosi,K. Twelker,J. L. Vuilleumier,J. Walton,T. Walton,Marc Weber,Liangjian Wen,U. Wichoski,Liang Yang,Y-R Yen +76 more
TL;DR: In this paper, an RF ion-funnel technique has been developed to extract ions from a high-pressure (10 bar) noble-gas environment into a vacuum (10(-6) mbar).