Peer-reviewed publication·2020Source verified
Multiferroic bismuth ferrite: Perturbed angular correlation studies on its ferroic α−β phase transition
Physical Review B 102, 224110
Perturbed angular correlation study of the ferroic α−β phase transition in multiferroic bismuth ferrite (PRB 102, 224110).
Materials physicsHyperfine interactions
View record →Peer-reviewed publication·2020Source verified
Laser-assisted decay spectroscopy and mass spectrometry of 178Au
Physical Review C 102, 044332
Combined laser-assisted decay spectroscopy and mass spectrometry of ¹⁷⁸Au (PRC 102, 044332).
Nuclear physicsCERNISOLDELaser spectroscopy
View record →Peer-reviewed publication·2020Source verified
Restoring the valence-shell stabilization in 140Nd
Physical Review C 102, 041304
Nuclear-structure study on restoring valence-shell stabilization in ¹⁴⁰Nd (PRC 102, 041304).
Nuclear physicsNuclear structure
View record →Peer-reviewed publication·2020Source link pending
Positron production using a 9 MeV electron linac for the GBAR experiment
Nuclear Instruments and Methods in Physics Research A 985, 164657
Describes positron production with a 9 MeV electron linac for the GBAR antimatter experiment.
Antimatter physicsGBARAccelerator technologyCERN
View record →Peer-reviewed publication·2020Source verified
Laser-assisted decay spectroscopy for the ground states of 180,182Au
Physical Review C 102, 024312
Laser-assisted decay spectroscopy of the ground states of ¹⁸⁰,¹⁸²Au (PRC 102, 024312).
Nuclear physicsCERNISOLDELaser spectroscopy
View record →Peer-reviewed publication·2020Source link pending
Masses of short-lived 49Sc, 50Sc, 70As, 73Br and stable 196Hg nuclides
Nuclear Physics A 1002, 121990
Reports masses of short-lived ⁴⁹Sc, ⁵⁰Sc, ⁷⁰As, ⁷³Br and stable ¹⁹⁶Hg nuclides.
Nuclear physicsCERNISOLDEMass spectrometry
View record →Peer-reviewed publication·2020Source verified
Examining the N = 28 shell closure through high-precision mass measurements of 46–48Ar
Physical Review C 102, 014301
High-precision mass measurements of ⁴⁶–⁴⁸Ar used to examine the N=28 shell closure (PRC 102, 014301).
Nuclear physicsCERNISOLDEMass spectrometry
View record →Peer-reviewed publication·2020Source verified
Shape coexistence in 187Au studied by laser spectroscopy
Physical Review C 101, 064321
Laser-spectroscopy investigation of shape coexistence in ¹⁸⁷Au (PRC 101, 064321).
Nuclear physicsCERNISOLDELaser spectroscopy
View record →Conference proceeding·2020Source link pending
Coulomb Excitation of Proton-rich N = 80 Isotones at HIE-ISOLDE
Journal of Physics: Conference Series 1555, 012027
Coulomb-excitation study of proton-rich N=80 isotones at HIE-ISOLDE.
Nuclear physicsCERNISOLDECoulomb excitation
View record →Peer-reviewed publication·2020Source verified
Hyperfine anomaly in gold and magnetic moments of Iπ = 11/2− gold isomers
Physical Review C 101, 034308
Laser-spectroscopy determination of hyperfine anomaly and magnetic moments of Iπ=11/2⁻ gold isomers (PRC 101, 034308).
Nuclear physicsCERNISOLDELaser spectroscopy
View record →Peer-reviewed publication·2020Source verified
First Glimpse of the N = 82 Shell Closure below Z = 50 from Masses of Neutron-Rich Cadmium Isotopes and Isomers
Physical Review Letters 124, 092502
Masses of neutron-rich cadmium isotopes and isomers providing a first glimpse of the N=82 shell closure below Z=50 (PRL 124, 092502).
Nuclear physicsCERNISOLDENuclear structure
View record →Peer-reviewed publication·2020Source link pending
Development of a PbWO4 Detector for Single-Shot Positron Annihilation Lifetime Spectroscopy at the GBAR Experiment
Acta Physica Polonica A 137, 122–125
Development of a PbWO₄ detector for single-shot positron annihilation lifetime spectroscopy at CERN’s GBAR experiment.
Antimatter physicsGBARDetector electronicsCERN
View record →Peer-reviewed publication·2020Source link pending
Accumulation of Positrons from a LINAC Based Source
Acta Physica Polonica A 137, 164–166
Reports positron accumulation from a LINAC-based source in the context of antimatter / GBAR beam preparation.
Antimatter physicsGBARAccelerator technologyCERN
View record →Peer-reviewed publication·2019Source link pending
A hyperfine look at titanium dioxide
AIP Advances 9, 085208
Hyperfine-interaction study of titanium dioxide, probing local electronic/structural environments.
Materials physicsHyperfine interactions
View record →Peer-reviewed publication·2019Source verified
QEC-value determination for 21Na→21Ne and 23Mg→23Na mirror-nuclei decays using high-precision mass spectrometry with ISOLTRAP
Physical Review C 100, 015502
Determines Q_EC values for the ²¹Na→²¹Ne and ²³Mg→²³Na mirror decays with ISOLTRAP high-precision mass spectrometry (PRC 100, 015502).
Nuclear physicsCERNISOLDEMass spectrometry
View record →Peer-reviewed publication·2019Source verified
Mass measurements of neutron-rich isotopes near N=20 by in-trap decay with the ISOLTRAP spectrometer
Physical Review C 100, 014304
Mass measurements of neutron-rich isotopes near N=20 using in-trap decay at ISOLTRAP (PRC 100, 014304).
Nuclear physicsCERNISOLDEMass spectrometry
View record →Peer-reviewed publication·2019Source link pending
Evaluation of high-precision atomic masses of A ∼ 50–80 and rare-earth nuclides measured with ISOLTRAP
European Physical Journal A 55, 96
Evaluation and compilation of high-precision ISOLTRAP atomic masses for A∼50–80 and rare-earth nuclides.
Nuclear physicsCERNISOLDEMass spectrometry
View record →Peer-reviewed publication·2019Source link pending
Direct decay-energy measurement as a route to the neutrino mass
Hyperfine Interactions 240, 61
Discusses direct decay-energy measurement as an experimental route toward neutrino-mass determination.
Nuclear physicsCERNISOLDENeutrino mass
View record →Peer-reviewed publication·2019Source verified
Shape staggering of midshell mercury isotopes from in-source laser spectroscopy compared with density-functional-theory and Monte Carlo shell-model calculations
Physical Review C 99, 044306
Compares in-source laser-spectroscopy shape staggering of midshell mercury isotopes with DFT and Monte Carlo shell-model calculations (PRC 99, 044306).
Nuclear physicsCERNISOLDELaser spectroscopy
View record →Conference proceeding·2018Source link pending
Search for Isovector Valence-Shell Excitations in 140Nd and 142Sm via Coulomb excitation reactions of radioactive ion beams
EPJ Web of Conferences 194, 03003
Conference contribution on searching for isovector valence-shell excitations in ¹⁴⁰Nd and ¹⁴²Sm via Coulomb excitation of radioactive beams.
Nuclear physicsCERNISOLDECoulomb excitation
View record →Peer-reviewed publication·2018Source link pending
Change in structure between the I = 1/2 states in 181Tl and 177,179Au
Physics Letters B 786, 355
Investigates the structural change between I=1/2 states in ¹⁸¹Tl and ¹⁷⁷,¹⁷⁹Au.
Nuclear physicsCERNISOLDENuclear structure
View record →Peer-reviewed publication·2018Source verified
Characterization of the shape-staggering effect in mercury nuclei
Nature Physics 14, 1163
Nature Physics study characterizing shape staggering in mercury nuclei using laser-spectroscopy observables.
Nuclear physicsCERNISOLDELaser spectroscopy
View record →Doctoral thesis·2018Source verified
Implementation and commissioning of the phase-imaging ion-cyclotron-resonance method and mass measurements of exotic copper isotopes with ISOLTRAP
CERN / Technische Universität Dresden
Implemented and commissioned the Phase-Imaging Ion-Cyclotron-Resonance (PI-ICR) technique at CERN’s ISOLTRAP Penning-trap mass spectrometer—including the required electronics and software—for online high-precision mass spectrometry, and measured exotic neutron-rich copper isotopes—including work probing the structure of doubly magic ⁷⁸Ni from one proton away (⁷⁹Cu).
Nuclear physicsCERNISOLDEMass spectrometry
View record →Peer-reviewed publication·2018Source verified
Precision Mass Measurements of 58–63Cr: Nuclear Collectivity Towards the N=40 Island of Inversion
Physical Review Letters 120, 232501
Precision mass measurements of ⁵⁸–⁶³Cr mapping nuclear collectivity toward the N=40 island of inversion (PRL 120, 232501).
Nuclear physicsCERNISOLDENuclear structure
View record →CERN research proposal·2018Source link pending
Collinear resonance ionization spectroscopy of RaF molecules
CERN INTC
CERN INTC proposal for collinear resonance ionization spectroscopy of RaF molecules.
Nuclear physicsCERNISOLDEMolecular spectroscopy
View record →Peer-reviewed publication·2017Source verified
Binding Energy of 79Cu: Probing the Structure of the Doubly Magic 78Ni from Only One Proton Away
Physical Review Letters 119, 192502
Precision mass/binding-energy measurement of ⁷⁹Cu with ISOLTRAP, probing the structure of doubly magic ⁷⁸Ni from only one proton away (PRL 119, 192502).
Nuclear physicsCERNISOLDENuclear structure
View record →Peer-reviewed publication·2017Source link pending
Viewpoint: Doubly Magic Nickel
Physics 10, 121
Physics Viewpoint highlighting the scientific implications of the ⁷⁹Cu / ⁷⁸Ni mass result for doubly magic nickel.
Nuclear physicsNuclear structure
View record →Peer-reviewed publication·2017Source verified
Spectroscopy of the long-lived excited state in neutron-deficient 195,197,199Po by precision mass measurements
Physical Review C 96, 044325
Precision mass spectrometry of neutron-deficient ¹⁹⁵,¹⁹⁷,¹⁹⁹Po to characterize a long-lived excited state (PRC 96, 044325).
Nuclear physicsCERNISOLDENuclear spectroscopy
View record →Peer-reviewed publication·2017Source link pending
Precision electron-capture energy in 202Pb and its relevance for neutrino mass determination
European Physical Journal A 53, 153
Precision determination of the electron-capture energy in ²⁰²Pb and discussion of its relevance for neutrino-mass determination.
Nuclear physicsCERNISOLDENeutrino mass
View record →Peer-reviewed publication·2017Source verified
Nuclear deformation in the A≈100 region: Comparison between new masses and mean-field predictions
Physical Review C 96, 014310
Compares new precision masses in the A≈100 region with mean-field predictions to assess nuclear deformation trends (PRC 96, 014310).
Nuclear physicsCERNISOLDENuclear structure
View record →CERN research proposal·2017Source link pending
Search for β-transitions with the lowest decay energy for a determination of the neutrino mass: precision Q-value measurements of 159Dy and 175Hf
CERN INTC
CERN INTC proposal for precision Q-value measurements of ¹⁵⁹Dy and ¹⁷⁵Hf toward neutrino-mass determination.
Nuclear physicsCERNISOLDENeutrino mass
View record →CERN research proposal·2017Source link pending
QEC value determination of the superallowed beta-decay of 70Br
CERN INTC
CERN INTC proposal to determine the Q_EC value of the superallowed β-decay of ⁷⁰Br.
Nuclear physicsCERNISOLDEWeak interaction
View record →Peer-reviewed publication·2017Source link pending
Extending and refining the nuclear mass surface with ISOLTRAP
Journal of Physics G 44
Overview of ISOLTRAP results that extend and refine the nuclear mass surface across regions relevant to nuclear structure and astrophysics.
Nuclear physicsCERNISOLDEMass spectrometry
View record →Technical report·2017Source verified
First online application of the Phase-Imaging Ion-Cyclotron-Resonance technique at ISOLTRAP
ISOLDE Newsletter
ISOLDE Newsletter report on the first online application of the PI-ICR technique at ISOLTRAP.
Nuclear physicsCERNISOLDEMass spectrometry
View record →CERN research proposal·2017Source link pending
Precision Mass Measurements with ISOLTRAP to Study the Evolution of the N = 82 Shell Gap far from Stability
CERN INTC
Addendum to the ISOLTRAP N=82 shell-gap mass-measurement programme at CERN INTC.
Nuclear physicsCERNISOLDEMass spectrometry
View record →CERN research proposal·2016Source link pending
Penning-trap mass measurements of Zn and Cu isotopes relevant for the astrophysical rp-process
CERN INTC
CERN INTC letter of intent for Penning-trap mass measurements of Zn and Cu isotopes relevant to the astrophysical rp-process.
Nuclear physicsCERNISOLDENuclear astrophysics
View record →Peer-reviewed publication·2016Source link pending
Background-free beta-decay half-life measurements by in-trap decay and high-resolution MR-ToF mass analysis
Nuclear Instruments and Methods in Physics Research B 376, 275
Method paper on background-free β-decay half-life measurements using in-trap decay combined with high-resolution MR-ToF mass analysis.
Nuclear physicsCERNISOLDEBeta decay
View record →CERN research proposal·2016Source link pending
IS490: Seeking the onset of collectivity in neutron-rich krypton isotopes with ISOLTRAP
CERN INTC
CERN INTC addendum (IS490) seeking the onset of collectivity in neutron-rich krypton isotopes with ISOLTRAP.
Nuclear physicsCERNISOLDEMass spectrometry
View record →Technical report·2016Source verified
Mass spectrometry of neutron-rich copper isotopes: a view of 78Ni from only one proton away
ISOLDE Newsletter
ISOLDE Newsletter report on mass spectrometry of neutron-rich copper isotopes as a view of ⁷⁸Ni from one proton away.
Nuclear physicsCERNISOLDEMass spectrometry
View record →CERN research proposal·2016Source link pending
Mass spectrometry of neutron-rich chromium isotopes into the N = 40 island of inversion
CERN INTC
CERN INTC proposal for mass spectrometry of neutron-rich chromium isotopes into the N=40 island of inversion.
Nuclear physicsCERNISOLDEMass spectrometry
View record →Peer-reviewed publication·2015Source verified
Precision Mass Measurements of 129–131Cd and Their Impact on Stellar Nucleosynthesis via the Rapid Neutron Capture Process
Physical Review Letters 115, 232501
High-precision ISOLTRAP mass measurements of ¹²⁹–¹³¹Cd used to constrain stellar nucleosynthesis via the rapid neutron-capture (r) process (PRL 115, 232501).
Nuclear physicsCERNISOLDENuclear astrophysics
View record →Peer-reviewed publication·2015Source link pending
Towards ultrahigh-resolution multi-reflection time-of-flight mass spectrometry at ISOLTRAP
Physica Scripta T166
Reports progress toward ultrahigh-resolution multi-reflection time-of-flight (MR-ToF) mass spectrometry at ISOLTRAP for improved isobar and isomer separation.
Nuclear physicsCERNISOLDEMass spectrometry
View record →CERN research proposal·2015Source link pending
Shape-coexistence and shape-evolution studies for bismuth isotopes by in-source laser spectroscopy and beta-delayed fission in 188Bi
CERN INTC
CERN INTC proposal on shape coexistence/evolution in bismuth isotopes via in-source laser spectroscopy and β-delayed fission in ¹⁸⁸Bi.
Nuclear physicsCERNISOLDELaser spectroscopy
View record →CERN research proposal·2014Source verified
In-source laser spectroscopy of mercury isotopes
CERN INTC
CERN INTC proposal (INTC-P-424) for in-source laser spectroscopy of mercury isotopes.
Nuclear physicsCERNISOLDELaser spectroscopy
View record →CERN research proposal·2014Source verified
Search for β-transitions with the lowest decay energy for a determination of the neutrino mass
CERN INTC
CERN INTC proposal (INTC-P-410) to search for β-transitions with the lowest decay energy for neutrino-mass determination.
Nuclear physicsCERNISOLDENeutrino mass
View record →CERN research proposal·2014Source verified
High precision mass measurements of odd-odd T=1 nuclides for the study of the Isobaric Multiplet Mass Equation
CERN INTC
CERN INTC letter of intent (INTC-I-157) for high-precision mass measurements of odd-odd T=1 nuclides to study the Isobaric Multiplet Mass Equation.
Nuclear physicsCERNISOLDEMass spectrometry
View record →CERN research proposal·2014Source link pending
Beta-delayed fission, laser spectroscopy and shape-coexistence studies with astatine beams
CERN INTC
CERN INTC proposal on β-delayed fission, laser spectroscopy, and shape-coexistence studies with astatine beams.
Nuclear physicsCERNISOLDELaser spectroscopy
View record →CERN research proposal·2014Source link pending
Seeking the Purported Magic Number N = 32 with High-Precision Mass Spectrometry
CERN INTC
CERN INTC proposal seeking the purported magic number N=32 with high-precision mass spectrometry.
Nuclear physicsCERNISOLDEMass spectrometry
View record →Technical report·2014Source verified
Report to the ISOLDE and Neutron Time-of-Flight Committee: Penning-trap mass measurements with ISOLTRAP
CERN INTC
Status report to the CERN INTC on Penning-trap mass measurements performed with ISOLTRAP (INTC-SR-034).
Nuclear physicsCERNISOLDEMass spectrometry
View record →CERN research proposal·2013Source verified
Precision mass measurements with ISOLTRAP to study the evolution of the N=82 shell gap far from stability
CERN ISOLDE and Neutron Time-of-Flight Committee
CERN INTC proposal (INTC-P-382) for ISOLTRAP precision mass measurements to study the evolution of the N=82 shell gap far from stability.
Nuclear physicsCERNISOLDEMass spectrometry
View record →Diploma thesis·2013Source link pending
Readout chain for high-resolution hadronic calorimeters with silicon photomultipliers
Johannes Gutenberg University Mainz — ATLAS Group / CALICE / ILC
Compressed one-year end-to-end particle/detector-physics delivery of a 1 m, 12-layer PCB Link Data Aggregator (LDA): full design, population, external manufacture, FPGA firmware, first beamtime, and data analysis—built on Delphi electronics/PCB/programming foundations and university minors in electronics, computer science, nuclear chemistry and mathematics. This work provided the foundation for the subsequent direct transition into nuclear-physics doctoral research.
High-energy physicsElectronicsFPGACalorimetry
View record →Technical report·2013Source verified
The International Linear Collider Technical Design Report — Volume 2: Physics
International Linear Collider Collaboration
Listed signatory as A. Welker with affiliation 138, Johannes Gutenberg University Mainz, on the ILC Technical Design Report (Physics volume).
International Linear ColliderHigh-energy physicsParticle physicsHiggs physics
View record →Conference proceeding·2012Source verified
Calorimetry for Lepton Collider Experiments — CALICE results and activities
CALICE Collaboration
CALICE collaboration report on calorimetry results and activities for lepton-collider experiments, covering highly granular calorimeter R&D relevant to future e⁺e⁻ machines.
High-energy physicsCalorimetryDetector electronics
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