Kjell E. I. Fransson
1:e Forskningsing vid Institutionen för fysik och astronomi; FREIA
- Telefon:
- 018-471 38 74
- Mobiltelefon:
- 070-425 08 84
- E-post:
- kjell.fransson@physics.uu.se
- Besöksadress:
- Ångströmlaboratoriet, Lägerhyddsvägen 1
- Postadress:
- Box 516
751 20 Uppsala
Ladda ned kontaktuppgifter för Kjell E. I. Fransson vid Institutionen för fysik och astronomi; FREIA
Gästforskare vid Institutionen för fysik och astronomi; FREIA
- Mobiltelefon:
- 070-425 08 84
- E-post:
- kjell.fransson@physics.uu.se
- Besöksadress:
- Ångströmlaboratoriet, Lägerhyddsvägen 1
- Postadress:
- Box 516
751 20 Uppsala
Ladda ned kontaktuppgifter för Kjell E. I. Fransson vid Institutionen för fysik och astronomi; FREIA
- Akademiska meriter:
- TeknD

Publikationer
Senaste publikationer
Accelerator development at the FREIA Laboratory
Ingår i Journal of Instrumentation, 2021
The SuperFGD Prototype charged particle beam tests
Ingår i Journal of Instrumentation, 2020
- DOI för The SuperFGD Prototype charged particle beam tests
- Ladda ner fulltext (pdf) av The SuperFGD Prototype charged particle beam tests
First cold test of a crab cavity at the GERSEMI cryostat for the HL-LHC project
2020
Search for the eta mesic He-3 in the pd -> dp pi(0) reaction with the WASA-at-COSY facility
Ingår i Physical Review C. Nuclear Physics, 2020
Three-nucleon dynamics in dp breakup collisions using the WASA detector at COSY-Julich
Ingår i Physical Review C, 2020
Alla publikationer
Artiklar i tidskrift
Accelerator development at the FREIA Laboratory
Ingår i Journal of Instrumentation, 2021
The SuperFGD Prototype charged particle beam tests
Ingår i Journal of Instrumentation, 2020
- DOI för The SuperFGD Prototype charged particle beam tests
- Ladda ner fulltext (pdf) av The SuperFGD Prototype charged particle beam tests
Search for the eta mesic He-3 in the pd -> dp pi(0) reaction with the WASA-at-COSY facility
Ingår i Physical Review C. Nuclear Physics, 2020
Three-nucleon dynamics in dp breakup collisions using the WASA detector at COSY-Julich
Ingår i Physical Review C, 2020
Search for η mesic 3He with the WASA-at-COSY facility in the pd -> 3He2γ and pd -> 3He6γ reaction
Ingår i Physics Letters B, 2020
- DOI för Search for η mesic 3He with the WASA-at-COSY facility in the pd -> 3He2γ and pd -> 3He6γ reaction
- Ladda ner fulltext (pdf) av Search for η mesic 3He with the WASA-at-COSY facility in the pd -> 3He2γ and pd -> 3He6γ reaction
Characterization of a beta=0.5 double spoke cavity with a fixed power coupler
Ingår i Nuclear Instruments and Methods in Physics Research Section A, s. 63-69, 2019
Examination of the production of an isotensor dibaryon in the pp -> pp pi(+)pi(-) reaction
Ingår i Physical Review C, 2019
Ingår i Physics Letters B, s. 297-304, 2018
- DOI för Total and differential cross sections of η-production in proton–deuteron fusion for excess energies between Qη = 13 MeV and Qη = 81 MeV
- Ladda ner fulltext (pdf) av Total and differential cross sections of η-production in proton–deuteron fusion for excess energies between Qη = 13 MeV and Qη = 81 MeV
Backward single-pion production in the pd -> He-3 pi(0)reaction with WASA-at-COSY
Ingår i European Physical Journal A, 2018
Search for C violation in the decay eta -> pi(0)e(+)e(-) with WASA-at-COSY
Ingår i Physics Letters B, s. 378-384, 2018
- DOI för Search for C violation in the decay eta -> pi(0)e(+)e(-) with WASA-at-COSY
- Ladda ner fulltext (pdf) av Search for C violation in the decay eta -> pi(0)e(+)e(-) with WASA-at-COSY
Isotensor Dibaryon in the pp -> pp pi(+)pi(-) Reaction?
Ingår i Physical Review Letters, 2018
Importance of d-wave contributions in the charge symmetry breaking reaction dd -> He-4 pi(0)
Ingår i Physics Letters B, s. 645-650, 2018
- DOI för Importance of d-wave contributions in the charge symmetry breaking reaction dd -> He-4 pi(0)
- Ladda ner fulltext (pdf) av Importance of d-wave contributions in the charge symmetry breaking reaction dd -> He-4 pi(0)
Spin Dependence of eta Meson Production in Proton-Proton Collisions Close to Threshold
Ingår i Physical Review Letters, 2018
Measurement of the ω → π+π−π0 Dalitz plot distribution: The WASA-at-COSY Collaboration
Ingår i Physics Letters B, s. 418-425, 2017
- DOI för Measurement of the ω → π+π−π0 Dalitz plot distribution: The WASA-at-COSY Collaboration
- Ladda ner fulltext (pdf) av Measurement of the ω → π+π−π0 Dalitz plot distribution: The WASA-at-COSY Collaboration
Isoscalar single-pion production in the region of Roper and d*(2380) resonances
Ingår i Physics Letters B, s. 599-607, 2017
- DOI för Isoscalar single-pion production in the region of Roper and d*(2380) resonances
- Ladda ner fulltext (pdf) av Isoscalar single-pion production in the region of Roper and d*(2380) resonances
Ingår i Nuclear Physics A, s. 102-115, 2017
Ingår i European Physical Journal A, s. 1-7, 2016
- DOI för Measurement of the (n)over-right-arrowp -> d pi(0) pi(0) reaction with polarized beam in the region of the d(*)(2380) resonance
- Ladda ner fulltext (pdf) av Measurement of the (n)over-right-arrowp -> d pi(0) pi(0) reaction with polarized beam in the region of the d(*)(2380) resonance
Measurements of branching ratios for eta decays into charged particles
Ingår i PHYSICAL REVIEW C, 2016
Search for an isospin I=3 dibaryon
Ingår i Physics Letters B, s. 455-461, 2016
- DOI för Search for an isospin I=3 dibaryon
- Ladda ner fulltext (pdf) av Search for an isospin I=3 dibaryon
Ingår i Physics Letters B, s. 325-332, 2015
- DOI för Measurement of the np -> np pi(0)pi(0) reaction in search for the recently observed d* (2380) resonance
- Ladda ner fulltext (pdf) av Measurement of the np -> np pi(0)pi(0) reaction in search for the recently observed d* (2380) resonance
Proton electromagnetic form factors: present status and future perspectives at PANDA
Ingår i EPJ Web of Conferences, 2015
The experiment PANDA: physics with antiprotons at FAIR
Ingår i EPJ Web of Conferences, 2015
Perspectives of open charm physics at P̄ANDA
Ingår i EPJ Web of Conferences, 2015
Ingår i Journal of Physics, Conference Series, 2015
Performance of prototypes for the PANDA barrel EMC
Ingår i Journal of Physics, Conference Series, 2015
The Forward Endcap of the Electromagnetic Calorimeter for the PANDA Detector at FAIR
Ingår i Journal of Physics, Conference Series, 2015
A Triggerless readout system for the bar PANDA electromagnetic calorimeter
Ingår i Journal of Physics, Conference Series, 2015
ABC effect and resonance structure in the double-pionic fusion to He-3
Ingår i Physical Review C. Nuclear Physics, 2015
Experimental access to Transition Distribution Amplitudes with the PANDA experiment at FAIR
Ingår i European Physical Journal A, 2015
- DOI för Experimental access to Transition Distribution Amplitudes with the PANDA experiment at FAIR
- Ladda ner fulltext (pdf) av Experimental access to Transition Distribution Amplitudes with the PANDA experiment at FAIR
Doubly strange system physics with antiprotons at PANDA
Ingår i EPJ Web of Conferences, 2014
Feasibility studies for nucleon structure measurements with PANDA
Ingår i EPJ Web of Conferences, 2014
Spin studies via Drell-Yan processes at PANDA
Ingår i EPJ Web of Conferences, 2014
The PANDA experiment: physics goals and experimental setup
Ingår i EPJ Web of Conferences, 2014
Electromagnetic proton form factors: perspectives for PANDA
Ingår i EPJ Web of Conferences, 2014
Hypernuclear physics studies of the PANDA experiment at FAIR
Ingår i Hyperfine Interactions, 2014
Triplet based online track finding in the PANDA-STT
Ingår i Journal of Physics, Conference Series, 2014
Experimental overview of the PANDA experiment
Ingår i Journal of Physics, Conference Series, 2014
A new method for electron momentum reconstruction in the PANDA experiment
Ingår i Journal of Physics, Conference Series, 2014
Evidence for a New Resonance from Polarized Neutron-Proton Scattering
Ingår i Physical Review Letters, s. 202301, 2014
Neutron-proton scattering in the context of the d*(2380) resonance
Ingår i Physical Review C. Nuclear Physics, 2014
Ingår i European Physical Journal A, s. 100, 2014
Evaluating vacuum phototriodes designed for the PANDA electromagnetic calorimeter
Ingår i Nuclear Instruments and Methods in Physics Research Section A, s. 36-43, 2014
Measurement of the eta -> pi(+)pi(-)pi(0) Dalitz plot distribution
Ingår i Physical Review C. Nuclear Physics, 2014
A pellet tracking system for the PANDA experiment
Ingår i Hyperfine Interactions, s. 159-163, 2014
Charge symmetry breaking in dd -> He-4 pi(0) with WASA-at-COSY
Ingår i Physics Letters B, s. 44-49, 2014
- DOI för Charge symmetry breaking in dd -> He-4 pi(0) with WASA-at-COSY
- Ladda ner fulltext (pdf) av Charge symmetry breaking in dd -> He-4 pi(0) with WASA-at-COSY
High precision γ spectroscopy of ΛΛ-hypernuclei at the PANDA experiment
Ingår i Journal of Physics, Conference Series, 2013
The Micro-Vertex-Detector for the bar PANDA experiment
Ingår i Journal of Physics, Conference Series, 2013
Search for a dark photon in the π0 →e+e- decay
Ingår i Physics Letters B, s. 187-193, 2013
Technical design report for the PANDA (AntiProton Annihilations at Darmstadt) Straw Tube Tracker
Ingår i European Physical Journal A, s. 25, 2013
Isospin decomposition of the basic double-pionic fusion in the region of the ABC effect
Ingår i Physics Letters B, s. 229-236, 2013
Investigation of the dd -> (3)Hen pi(0) reaction with the FZ Julich WASA-at-COSY facility
Ingår i Physical Review C. Nuclear Physics, 2013
Ingår i Physical Review C. Nuclear Physics, 2013
Search for eta-mesic He-4 with the WASA-at-COSY detector
Ingår i Physical Review C. Nuclear Physics, 2013
The silicon Micro Vertex Detector of the PANDA$ experiment
Ingår i Nuclear Instruments and Methods in Physics Research Section A, s. 39-42, 2013
Design Studies of the PWO Forward End-cap Calorimeter for PANDA
Ingår i European Physical Journal A, s. 138, 2013
Drell-Yan studies in ppbar reactions at FAIR
Ingår i Physics of particles and nuclei, s. 886-889, 2013
Physics with antiprotons at PANDA
Ingår i Nuclear physics B, Proceedings supplements, s. 124-131, 2013
Ingår i Nuclear physics B, Proceedings supplements, s. 199-206, 2013
Proton time-like form factors at PANDA
Ingår i AIP Conference Proceedings, s. 588-590, 2013
Trigger-less readout system with pulse pile-up recovery for the PANDA electromagnetic calorimeter
Ingår i Nuclear Instruments and Methods in Physics Research Section A, s. 217-219, 2013
The WASA focussing light guide disc DIRC
Ingår i Journal of Instrumentation, 2012
Double Λ-hypernuclei at the PANDA experiment
Ingår i Hyperfine Interactions, s. 41-50, 2012
Abashian-Booth-Crowe resonance structure in the double pionic fusion to He-4
Ingår i Physical Review C. Nuclear Physics, 2012
pi(0)pi(0) Production in proton-proton collisions at T-p=1.4 GeV The WASA-at-COSY Collaboration
Ingår i Physics Letters B, s. 256-262, 2012
Ingår i Nuclear Instruments and Methods in Physics Research Section A, s. 36-43, 2012
Exclusive measurement of the eta -> pi(+) pi(-) gamma decay
Ingår i Physics Letters B, s. 243-249, 2012
Ingår i Physica scripta. T, 2012
VHDL implementation of feature-extraction algorithm for the PANDA electromagnetic calorimeter
Ingår i Nuclear Instruments and Methods in Physics Research Section A, s. 22-28, 2012
Delta Delta excitation in proton-proton induced pi(0)pi(0) production
Ingår i Physics Letters B, s. 115-123, 2011
Ingår i International Journal of Modern Physics A, s. 702-704, 2011
Physics program of PÌANDA experiment at FAIR
Ingår i Nuclear Physics A, s. 231-237, 2011
Future measurements of the proton time like form factors with PANDA
Ingår i International Journal of Modern Physics A, s. 688-689, 2011
High-quality PWO crystals for the PANDA-EMC
Ingår i Journal of Physics, Conference Series, 2011
Hadron Physics with PANDA at FAIR
Ingår i AIP Conference Proceedings, s. 408-411, 2011
Front-End Electronics and Feature-Extraction Algorithm for the PANDA Electromagnetic Calorimeter
Ingår i Journal of Physics, Conference Series, 2011
Abashian-Booth-Crowe Effect in Basic Double-Pionic Fusion: A New Resonance?
Ingår i Physical Review Letters, s. 242302, 2011
A systematic study of the strong interaction with PANDA
Ingår i AIP Conference Proceedings, s. 149-155, 2011
Strong interaction physics with PANDA
Ingår i International Journal of Modern Physics A (IJMPA), s. 523-528, 2011
MEASUREMENT OF dd -> (3)He p pi(-) WITH WASA-at-COSY
Ingår i International Journal of Modern Physics A, s. 697-698, 2011
Design of a disc DIRC detector for the WASA experiment
Ingår i Nuclear Instruments and Methods in Physics Research Section A, s. 311-314, 2011
Ingår i International Journal of Modern Physics A, s. 654-655, 2011
Measurement of the branching ratio of a rare decay η→π0γγ with WASA‐at‐COSY
Ingår i AIP Conference Proceedings, s. 594-597, 2011
Meson Production and Decays with WASA at COSY
Ingår i AIP Conference Proceedings, s. 611-614, 2011
Search for the η → e+e−e+e− double Dalitz decay
Ingår i Journal of Physics: Conference Series, 2011
Study of charge symmetry breaking in dd collisions with WASA-at-COSY
Ingår i AIP Conference Proceedings, s. 591-593, 2011
Experimental study of ppη dynamics with WASA-at-COSY
Ingår i AIP Conference Proceedings, s. 402-405, 2011
Measurement of the transition form factor of η meson with WASA-at-COSY
Ingår i AIP Conference Proceedings, s. 376-379, 2011
INVESTIGATION OF THE CHARGE SYMMETRY CONSERVING REACTION dd -> (3)He n pi(0) WITH WASA-at-COSY
Ingår i International Journal of Modern Physics A, s. 598-600, 2011
SEARCH FOR EXOTIC EFFECTS IN eta MESON LEPTONIC DECAYS
Ingår i International Journal of Modern Physics A, s. 630-631, 2011
STUDY OF THE eta -> gamma e(+)e(-) DECAY WITH THE WASA-at-COSY
Ingår i International Journal of Modern Physics A, s. 650-651, 2011
WHAT IS THE NATURE OF THE ABC EFFECT?
Ingår i International Journal of Modern Physics A, s. 627-629, 2011
CHARGE SYMMETRY BREAKING IN dd -> (4)He pi(0) WITH WASA-at-COSY
Ingår i International Journal of Modern Physics A, s. 595-597, 2011
STUDIES OF MESON PRODUCTION AND DECAYS IN pd -> (3)He X WITH WASA-at-COSY
Ingår i International Journal of Modern Physics A, s. 652-653, 2011
Exclusive measurement of the pp -> nn pi(+)pi(+) reaction at 1.1 GeV
Ingår i European Physical Journal A, s. 108, 2011
eta-meson production in proton-proton collisions at excess energies of 40 and 72 MeV
Ingår i Physical Review C. Nuclear Physics, 2010
Production of eta and 3 pi mesons in the pd -> (HeX)-He-3 reaction at 1360 and 1450 MeV
Ingår i European Physical Journal A, s. 11-21, 2010
Ingår i Physics Letters B, s. 30-35, 2009
THE pp -> d pi(+)pi(0) REACTION - A CASE OF Delta Delta EXCITATION WITHOUT ABC-EFFECT
Ingår i International Journal of Modern Physics A, s. 561-563, 2009
Ingår i International Journal of Modern Physics A, s. 450-453, 2009
eta PRODUCTION IN PROTON-PROTON COLLISIONS AT 72 MeV EXCESS ENERGY
Ingår i International Journal of Modern Physics A, s. 446-449, 2009
Ingår i Physical Review Letters, 2009
Performance issues of the new DAQ system for WASA at COSY
Ingår i IEEE Transactions on Nuclear Science, s. 261-264, 2008
Measurement of eta meson decays into lepton-antilepton pairs
Ingår i Physical Review D. Particles and fields, 2008
The WASA detector facility at CELSIUS
Ingår i Nuclear Instruments and Methods in Physics Research Section A, s. 339-350, 2008
Anisotropy in the pion angular distribution of the reaction pp -> pp pi(0) at 400 MeV
Ingår i Physical Review C. Nuclear Physics, 2007
Observation of the abc effect in the first exclusive measurements of pn -> d pi(0)pi(0)
Ingår i International Journal of Modern Physics A, s. 617-620, 2007
Ingår i International Journal of Modern Physics A, s. 625-628, 2007
Ingår i International Journal of Modern Physics A, s. 570-573, 2007
The pp→ppπππ reaction channels in the threshold region
Ingår i Physics Letters B, s. 122-127, 2007
Measurement of the slope parameter for the η → 3π0 decay in the pp → ppη reaction
Ingår i Physical Review C. Nuclear Physics, 2007
pi pi production in proton-proton collisions
Ingår i International Journal of Modern Physics A, s. 509-513, 2007
Exclusive measurements of pd -> He-3 pi pi: The ABC effect revisited
Ingår i Physics Letters B, s. 223-228, 2006
Ingår i Acta Physica Slovaca, s. 285-297, 2006
The new DAQ system for WASA at COSY
Ingår i IEEE Transactions on Nuclear Science, s. 893-897, 2006
Simulation of the detective quantum efficiency for a hybrid pixel detector
Ingår i Nuclear Instruments and Methods in Physics Research Section A, s. 528-536, 2005
Simulation of the detective quantum efficiency for a hybrid pixel detector
Ingår i Nucl. Instrum. Meth. Phys. Res.: A, s. 528-536, 2005
Tuning tool for image quality optimization of a hybrid semiconductor pixel detector
Ingår i IEEE Trans. Nucl. Sci., s. 105-109, 2004
Characterisation of a pixel readout chip for medical X-ray imaging
Ingår i Nuclear Instruments and Methods in Physics Research Section A, s. 217-220, 2004
Measurement of the pd -> pd eta Cross Section in Complete Kinematics
Ingår i Phys. Rev., 2004
Characterisation of a pixel readout chip for medical X-ray imaging
Ingår i Nucl. Instrum. Meth. Phys. Res.: A, s. 217-220, 2004
Ingår i Nucl. Instrum. Meth. Phys. Res.: A, s. 209-217, 2001
Energy discrimination with an X-ray pixel detector: A Monte-Carlo simulation
Ingår i Nucl. Instrum. Meth. Phys. Res.: A, s. 443-447, 1997
Konferensbidrag
PROGRESS AT THE FREIA LABORATORY
Ingår i Proceedings of IPAC'15, 2015
Studies on implementation of pellet tracking in hadron physics experiments
Ingår i Meson 2014 - 13th International Workshop on Production, Properties and Interaction of Mesons, 2014
A Trigger System based on fast sampling ADCs - implementations and tests
2013
Measurement of the p n ---> p p pi0 pi- reaction in search of the ABC resonance
Ingår i Proceedings of 12th International Workshop on Production, properties and interaction of mesons (MESON 2012), 2012
Ingår i 5th DAE-BRNS Workshop on Hadron Physics (Hadron 2011), 2012
Ingår i The physics of excited nucleons, s. 391-394, 2012
Charm spectroscopy at the PANDA experiment
Ingår i Particles and nuclei, s. 329-331, 2012
A Trigger System Based on Fast Sampling ADCs - Implementation and Tests
Ingår i Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC), 2011 IEEE, s. 38-42, 2011
2011
Hadron physics with strange and charm quarks: The PANDA experiment
2011
2011
Studies of meson production and decays in pd -> 3HeX with WASA-at-COSY
2011
A Trigger System Based on Fast Sampling ADCs - Implementation and Tests
2011
2011
Ingår i 10th International Symposium on Meson-Nucleon Physics and the Structure of the Nucleon (MENU 2004), Beijing, China, 29 Aug - 4 Sep 2004., s. 6, 2005
Performance of a chip for hybrid pixel detectors with two counters for X-ray imaging
Ingår i Proceedings of the 5th International Workshop on Radiation Imaging Detectors, s. 215-220, 2004
Two-pion production in proton-proton collisions
Ingår i Hadron Spectroscopy, Tenth International Conference on Hadron Spectrscopy, Aschaffenburg, Germany 31 August - 6 September 2003, s. 241-244, 2004
Rapporter
First cold test of a crab cavity at the GERSEMI cryostat for the HL-LHC project
2020
Cryogenic Performance of the Spoke Prototype Cryomodule for ESS
2019
RF Performance of the spoke prototype cryomodule for ESS
2019
First High Power Test of the ESS High Beta Elliptical Cavity package
2018
First High Power Test of the ESS Double Spoke Cavity
2017
ESS RF Source and Spoke Cavity Test Plan
2015
Estimation of radiation levels during high power RF cavity tests in FREIA
2014
Measurement of η meson decays into lepton-antilepton pairs
2007
The p p -> p p pi pi pi reaction channels in the threshold region
2007
Measurement of the eta->pi+ pi- e+ e- decay branching ration
2006
Evidence for a 'Narrow' Roper Resonance - The Breathing Mode of the Nucleon
2006
2006