Kjell E. I. Fransson
Senior research engineer at Department of Physics and Astronomy; FREIA
- Telephone:
- +46 18 471 38 74
- Mobile phone:
- +46 70 425 08 84
- E-mail:
- kjell.fransson@physics.uu.se
- Visiting address:
- Ångströmlaboratoriet, Lägerhyddsvägen 1
- Postal address:
- Box 516
751 20 Uppsala
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Publications
Recent publications
- Accelerator development at the FREIA Laboratory (2021)
- Search for η mesic 3He with the WASA-at-COSY facility in the pd -> 3He2γ and pd -> 3He6γ reaction (2020)
- Three-nucleon dynamics in dp breakup collisions using the WASA detector at COSY-Julich (2020)
- Search for the eta mesic He-3 in the pd -> dp pi(0) reaction with the WASA-at-COSY facility (2020)
- The SuperFGD Prototype charged particle beam tests (2020)
All publications
Articles
- Accelerator development at the FREIA Laboratory (2021)
- Search for η mesic 3He with the WASA-at-COSY facility in the pd -> 3He2γ and pd -> 3He6γ reaction (2020)
- Three-nucleon dynamics in dp breakup collisions using the WASA detector at COSY-Julich (2020)
- Search for the eta mesic He-3 in the pd -> dp pi(0) reaction with the WASA-at-COSY facility (2020)
- The SuperFGD Prototype charged particle beam tests (2020)
- Examination of the production of an isotensor dibaryon in the pp -> pp pi(+)pi(-) reaction (2019)
- Characterization of a beta=0.5 double spoke cavity with a fixed power coupler (2019)
- Spin Dependence of eta Meson Production in Proton-Proton Collisions Close to Threshold (2018)
- Importance of d-wave contributions in the charge symmetry breaking reaction dd -> He-4 pi(0) (2018)
- Backward single-pion production in the pd -> He-3 pi(0)reaction with WASA-at-COSY (2018)
- Isotensor Dibaryon in the pp -> pp pi(+)pi(-) Reaction? (2018)
- Total and differential cross sections of η-production in proton–deuteron fusion for excess energies between Qη = 13 MeV and Qη = 81 MeV (2018)
- Search for C violation in the decay eta -> pi(0)e(+)e(-) with WASA-at-COSY (2018)
- Isoscalar single-pion production in the region of Roper and d*(2380) resonances (2017)
- Search for eta-mesic He-4 in the dd -> (3)Hen pi(0) and dd -> (3)Hep pi(-) reactions with the WASA-at-COSY facility (2017)
- Measurement of the ω → π+π−π0 Dalitz plot distribution (2017)
- Measurements of branching ratios for eta decays into charged particles (2016)
- Measurement of the (n)over-right-arrowp -> d pi(0) pi(0) reaction with polarized beam in the region of the d(*)(2380) resonance (2016)
- Search for an isospin I=3 dibaryon (2016)
- ABC effect and resonance structure in the double-pionic fusion to He-3 (2015)
- Measurement of the np -> np pi(0)pi(0) reaction in search for the recently observed d* (2380) resonance (2015)
- The Forward Endcap of the Electromagnetic Calorimeter for the PANDA Detector at FAIR (2015)
- The experiment PANDA: physics with antiprotons at FAIR (2015)
- Performance of prototypes for the PANDA barrel EMC (2015)
- The PANDA experiment (2015)
- Perspectives of open charm physics at P̄ANDA (2015)
- Experimental access to Transition Distribution Amplitudes with the PANDA experiment at FAIR (2015)
- A Triggerless readout system for the bar PANDA electromagnetic calorimeter (2015)
- Proton electromagnetic form factors: present status and future perspectives at PANDA (2015)
- Charge symmetry breaking in dd -> He-4 pi(0) with WASA-at-COSY (2014)
- Measurement of the eta -> pi(+)pi(-)pi(0) Dalitz plot distribution (2014)
- Cross section ratio and angular distributions of the reaction p + d -> He-3 + eta at 48.8MeV and 59.8MeV excess energy (2014)
- Evidence for a New Resonance from Polarized Neutron-Proton Scattering (2014)
- Neutron-proton scattering in the context of the d*(2380) resonance (2014)
- Feasibility studies for nucleon structure measurements with PANDA (2014)
- The PANDA experiment: physics goals and experimental setup (2014)
- Spin studies via Drell-Yan processes at PANDA (2014)
- Experimental overview of the PANDA experiment (2014)
- Doubly strange system physics with antiprotons at PANDA (2014)
- A new method for electron momentum reconstruction in the PANDA experiment (2014)
- Evaluating vacuum phototriodes designed for the PANDA electromagnetic calorimeter (2014)
- Triplet based online track finding in the PANDA-STT (2014)
- A pellet tracking system for the PANDA experiment (2014)
- Hypernuclear physics studies of the PANDA experiment at FAIR (2014)
- Electromagnetic proton form factors: perspectives for PANDA (2014)
- Isospin decomposition of the basic double-pionic fusion in the region of the ABC effect (2013)
- Search for eta-mesic He-4 with the WASA-at-COSY detector (2013)
- Investigation of the dd -> (3)Hen pi(0) reaction with the FZ Julich WASA-at-COSY facility (2013)
- Measurement of the pn -> pp pi(0)pi(-) reaction in search for the recently observed resonance structure in d pi(0)pi(0) and d pi(+)pi(-) systems (2013)
- Search for a dark photon in the π0 →e+e- decay (2013)
- The silicon Micro Vertex Detector of the PANDA$ experiment (2013)
- The PANDA experiment at FAIR (2013)
- Drell-Yan studies in ppbar reactions at FAIR (2013)
- Technical design report for the PANDA (AntiProton Annihilations at Darmstadt) Straw Tube Tracker (2013)
- Trigger-less readout system with pulse pile-up recovery for the PANDA electromagnetic calorimeter (2013)
- Proton time-like form factors at PANDA (2013)
- Physics with antiprotons at PANDA (2013)
- Design Studies of the PWO Forward End-cap Calorimeter for PANDA (2013)
- High precision γ spectroscopy of ΛΛ-hypernuclei at the PANDA experiment (2013)
- The Micro-Vertex-Detector for the bar PANDA experiment (2013)
- Exclusive measurement of the eta -> pi(+) pi(-) gamma decay (2012)
- pi(0)pi(0) Production in proton-proton collisions at T-p=1.4 GeV The WASA-at-COSY Collaboration (2012)
- Abashian-Booth-Crowe resonance structure in the double pionic fusion to He-4 (2012)
- The PANDA detector at FAIR (2012)
- The WASA focussing light guide disc DIRC (2012)
- VHDL implementation of feature-extraction algorithm for the PANDA electromagnetic calorimeter (2012)
- Double Λ-hypernuclei at the PANDA experiment (2012)
- The response of lead-tungstate scintillators (PWO) to photons with energies in the range 13 MeV-64 MeV (2012)
- Abashian-Booth-Crowe Effect in Basic Double-Pionic Fusion (2011)
- WHAT IS THE NATURE OF THE ABC EFFECT? (2011)
- SEARCH FOR EXOTIC EFFECTS IN eta MESON LEPTONIC DECAYS (2011)
- Measurement of the transition form factor of η meson with WASA-at-COSY (2011)
- Physics program of PÌANDA experiment at FAIR (2011)
- Design of a disc DIRC detector for the WASA experiment (2011)
- Strong interaction physics with PANDA (2011)
- Future measurements of the proton time like form factors with PANDA (2011)
- CHARGE SYMMETRY BREAKING IN dd -> (4)He pi(0) WITH WASA-at-COSY (2011)
- STUDY OF THE eta -> gamma e(+)e(-) DECAY WITH THE WASA-at-COSY (2011)
- STUDIES OF MESON PRODUCTION AND DECAYS IN pd -> (3)He X WITH WASA-at-COSY (2011)
- LEADING MODES OF 3 pi(0) PRODUCTION IN PROTON-PROTON COLLISIONS AT INCIDENT PROTON MOMENTUM 3.35 GeV/c (2011)
- Front-End Electronics and Feature-Extraction Algorithm for the PANDA Electromagnetic Calorimeter (2011)
- Measurement of the branching ratio of a rare decay η→π0γγ with WASA‐at‐COSY (2011)
- A systematic study of the strong interaction with PANDA (2011)
- High-quality PWO crystals for the PANDA-EMC (2011)
- INVESTIGATION OF THE CHARGE SYMMETRY CONSERVING REACTION dd -> (3)He n pi(0) WITH WASA-at-COSY (2011)
- Meson Production and Decays with WASA at COSY (2011)
- Experimental study of ppη dynamics with WASA-at-COSY (2011)
- Delta Delta excitation in proton-proton induced pi(0)pi(0) production (2011)
- Exclusive measurement of the pp -> nn pi(+)pi(+) reaction at 1.1 GeV (2011)
- THE pp -> pp pi(0)pi(0) REACTION AND ITS LIMITING CASE, FUSION TO QUASI-BOUND He-2, IN SEARCH OF THE ABC EFFECT (2011)
- MEASUREMENT OF dd -> (3)He p pi(-) WITH WASA-at-COSY (2011)
- Hadron Physics with PANDA at FAIR (2011)
- Study of charge symmetry breaking in dd collisions with WASA-at-COSY (2011)
- Search for the η → e+e−e+e− double Dalitz decay (2011)
- eta-meson production in proton-proton collisions at excess energies of 40 and 72 MeV (2010)
- Production of eta and 3 pi mesons in the pd -> (HeX)-He-3 reaction at 1360 and 1450 MeV (2010)
- Double-Pionic Fusion of Nuclear Systems and the "ABC" Effect (2009)
- THE pp -> d pi(+)pi(0) REACTION - A CASE OF Delta Delta EXCITATION WITHOUT ABC-EFFECT (2009)
- eta PRODUCTION IN PROTON-PROTON COLLISIONS AT 72 MeV EXCESS ENERGY (2009)
- Two-pion production in proton-proton collisions (2009)
- ISOSPIN DECOMPOSITION OF pp -> NN pi pi CROSS SECTIONS (2009)
- The WASA detector facility at CELSIUS (2008)
- Measurement of eta meson decays into lepton-antilepton pairs (2008)
- Performance issues of the new DAQ system for WASA at COSY (2008)
- Measurement of the slope parameter for the η → 3π0 decay in the pp → ppη reaction (2007)
- Low-mass pi pi enhancement in baryonic pi pi production (2007)
- Status of wasa at cosy (2007)
- Observation of the abc effect in the first exclusive measurements of pn -> d pi(0)pi(0) (2007)
- The pp→ppπππ reaction channels in the threshold region (2007)
- pi pi production in proton-proton collisions (2007)
- Anisotropy in the pion angular distribution of the reaction pp -> pp pi(0) at 400 MeV (2007)
- Exclusive measurements of pd -> He-3 pi pi (2006)
- On the pipi production in free and in-medium NN-collisions: sigma-channel low-mass enhancement and pi0pi0/pi+pi- asymmetry (2006)
- The new DAQ system for WASA at COSY (2006)
- Simulation of the detective quantum efficiency for a hybrid pixel detector (2005)
- Measurement of the pd -> pd eta Cross Section in Complete Kinematics (2004)
- Tuning tool for image quality optimization of a hybrid semiconductor pixel detector (2004)
- Characterisation of a pixel readout chip for medical X-ray imaging (2004)
- Calculation of the modulation transfer function for the X-ray imaging detector DIXI using Monte Carlo simulation data (2001)
- Energy discrimination with an X-ray pixel detector (1997)
Conferences
- PROGRESS AT THE FREIA LABORATORY (2015)
- Studies on implementation of pellet tracking in hadron physics experiments (2014)
- A Trigger System based on fast sampling ADCs - implementations and tests (2013)
- Hadron spectroscopy at PANDA (2012)
- The PANDA Experiment at FAIR (2012)
- Measurement of the p n ---> p p pi0 pi- reaction in search of the ABC resonance (2012)
- Charm spectroscopy at the PANDA experiment (2012)
- Leading Modes of 3pi0 production in proton-proton collisions at incident proton momentum of 3.35 GeV/c (2011)
- Spin physics at FAIR (2011)
- Hadron physics with strange and charm quarks: The PANDA experiment (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)
- A Trigger System Based on Fast Sampling ADCs - Implementation and Tests (2011)
- The PANDA experiment at FAIR (2011)
- TWO-PION PRODUCTION, GAMMA GAMMA LINE AND ASPECTS OF SIGMA MESON, BOSE-EINSTEIN CORRELATIONS AND ISOSPIN BREAKING. (2005)
- Two-pion production in proton-proton collisions (2004)
- Performance of a chip for hybrid pixel detectors with two counters for X-ray imaging (2004)
Reports
- First cold test of a crab cavity at the GERSEMI cryostat for the HL-LHC project (2020)
- RF Performance of the spoke prototype cryomodule for ESS (2019)
- Cryogenic 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)
- Two-Pion Production in Nucleon-Nucleon Collisions and the ABC Effect - Approaching a Puzzle by Exclusive and Kinematically Complete Measurements (2006)
- Evidence for a 'Narrow' Roper Resonance - The Breathing Mode of the Nucleon (2006)
- Measurement of the eta->pi+ pi- e+ e- decay branching ration (2006)
Other
