Publications (58)
Deep-underground dark matter search with a COSINUS detector prototype
The COSINUS Collaboration, G. Angloher, M. R. Bharadwaj +36
Sodium iodide (NaI) based cryogenic scintillating calorimeters using quantum sensors for signal read out have shown promising first results towards a model-independent test of the…
$β^-$ decay -value measurement of Cs and its implications to neutrino studies
Z. Ge, T. Eronen, A. de Roubin +21
The $β^-$ decay -value of Cs (, ~days) was measured with the JYFLTRAP Penning trap setup at the Ion Guide Isotope Separator On-Line (IGIS…
Simulation-based design study for the passive shielding of the COSINUS dark matter experiment
G. Angloher, I. Dafinei, N. Di Marco +28
The COSINUS (Cryogenic Observatory for SIgnatures seen in Next-generation Underground Searches) experiment aims at the detection of dark matter-induced recoils in sodium iodide (Na…
Performance of the MORA Apparatus for Testing Time-Reversal Invariance in Nuclear Beta Decay
N. Goyal, A. Singh, S. Daumas-Tschopp +40
The MORA experimental setup is designed to measure the triple-correlation D parameter in nuclear beta decay. The D coefficient is sensitive to possible violations of time-reversal…
Precision mass measurement of Hf for nuclear structure of Lu and the process
A. Jaries, M. Stryjczyk, A. Kankainen +8
We report on the precise mass measurement of the Hf isotope performed at the Ion Guide Isotope Separator On-Line facility using the JYFLTRAP double Penning trap mass spectr…
Direct determination of the excitation energy of quasi-stable isomer Ta
D. A. Nesterenko, K. Blaum, P. Delahaye +11
Ta is a naturally abundant quasi-stable nuclide and the longest-lived nuclear isomer known to date. It is of interest for, among others, the search for dark matter, for th…
Isochronous mass spectrometry at the RIKEN Rare-RI Ring facility
D. Nagae, S. Omika, Y. Abe +28
A dedicated isochronous storage ring, named the Rare-RI Ring, was constructed at the RI Beam Factory of RIKEN, aiming at precision mass measurements of nuclei located in uncharted…
Observation of an ultra-low -value electron-capture channel decaying to As via high-precision mass measurement
M. Ramalho, Z. Ge, T. Eronen +10
A precise determination of the atomic mass of As has been performed utilizing the double Penning trap mass spectrometer, JYFLTRAP. The mass excess is measured to be -73035.5…
Beam-test evaluation of pre-production Low Gain Avalanche Detectors for the ATLAS High Granularity Timing Detector
A. Aboulhorma, M. Ait Tamlihat, H. M. Alfanda +223
The High Granularity Timing Detector (HGTD) will be installed in the ATLAS experiment as part of the Phase-II upgrade for the High Luminosity-Large Hadron Collider (HL-LHC). It wil…
Water Cherenkov muon veto for the COSINUS experiment: design and simulation optimization
G. Angloher, M. R. Bharadwaj, M. Cababie +36
COSINUS is a dark matter (DM) direct search experiment that uses sodium iodide (NaI) crystals as cryogenic calorimeters. Thanks to the low nuclear recoil energy threshold and event…
Prominent bump in the two-neutron separation energies of neutron-rich lanthanum isotopes revealed by high-precision mass spectrometry
A. Jaries, M. Stryjczyk, A. Kankainen +13
We report on high-precision atomic mass measurements of La and Ce performed with the JYFLTRAP double Penning trap using the Phase-Imaging Ion-Cyclotron-R…
Direct determination of the atomic mass difference of the pairs As-Se and Tb-Gd rules out As and Tb as possible candidates for electron (anti)neutrino mass measurements
Z. Ge, T. Eronen, A. de Roubin +19
The first direct determination of the ground-state-to-ground-state values of the $β^-$ decay As Se and the electron-capture decay Tb $\righ…
Dy electron-capture: a strong new candidate for neutrino mass determination
Z. Ge, T. Eronen, K. S. Tyrin +21
{ The ground-state to ground-state electron-capture value of Dy () has been measured directly utilizing the double Penning trap mass spectrometer JYFLTRAP. A val…
Development and operation of an electrostatic time-of-flight detector for the Rare RI storage Ring
D. Nagae, Y. Abe, S. Okada +28
An electrostatic time-of-flight detector named E-MCP has been developed for quick diagnostics of circulating beam and timing measurement in mass spectrometry at the Rare-RI Ring in…
Neutrino flux sensitivity to the next galactic core-collapse supernova in COSINUS
G. Angloher, M. R. Bharadwaj, M. Cababie +39
While neutrinos are often treated as a background for many dark matter experiments, these particles offer a new avenue for physics: the detection of core-collapse supernovae. Super…
The dipole strength distribution of He and decay characteristics
C. Lehr, T. Aumann, M. Duer +91
The weak binding and spatially extended neutron densities characteristic of drip-line nuclei give rise to a distinctive low-energy dipole response. The drip-line nucleus He is…
Isospin symmetry in the triplet
K. Wimmer, P. Ruotsalainen, S. M. Lenzi +44
Excited states in the nuclei Ga and Ge were populated in direct reactions of relativistic radioactive ion beams at the RIBF. Coincident \grays were meas…
Performance of a large TeO2 crystal as a cryogenic bolometer in searching for neutrinoless double beta decay
L. Cardani, L. Gironi, J. W. Beeman +5
Bolometers are ideal devices in the search for neutrinoless Double Beta Decay. Enlarging the mass of individual detectors would simplify the construction of a large experiment, but…
Isomeric states of fission fragments explored via Penning trap mass spectrometry at IGISOL
A. Jaries, M. Stryjczyk, A. Kankainen +36
The masses of Br, Mo, Pd, Ag, In, Sb and their respective isomeric states have been measured with the JYFLTRAP Penning tr…
COSINUS model-independent sensitivity to the DAMA/LIBRA dark matter signal
G. Angloher, M. R. Bharadwaj, A. Böhmer +40
COSINUS is a dark matter direct detection experiment using NaI crystals as cryogenic scintillating calorimeters. If no signal is observed, this will constrain the dark matter scatt…
An improvement of isochronous mass spectrometry: Velocity measurements using two time-of-flight detectors
P. Shuai, X. Xu, Y. H. Zhang +15
Isochronous mass spectrometry (IMS) in storage rings is a powerful tool for mass measurements of exotic nuclei with very short half-lives down to several tens of microseconds, usin…
Precision mass measurements in the zirconium region pin down the mass surface across the neutron midshell at
M. Hukkanen, W. Ryssens, P. Ascher +19
Precision mass measurements of Y, Zr, Nb, and Mo have been performed with the JYFLTRAP double Penning trap mass spectrometer at the Ion…
Nuclear charge radius of Al and its implication for V in the quark-mixing matrix
P. Plattner, E. Wood, L. Al Ayoubi +50
Collinear laser spectroscopy was performed on the isomer of the aluminium isotope Al. The measured isotope shift to Al in the $3s^{2}3p\;^{2}\!P^\circ_{3/2} \rightar…
Direct measurement of the mass difference of As-Ge rules out As as a promising -decay candidate to determine the neutrino mass
Z. Ge, T. Eronen, A. de Roubin +18
We report the first direct determination of the ground-state to ground-state electron-capture -value for the As to Ge decay by measuring their atomic mass differen…
High-precision electron-capture value measurement of In for electron-neutrino mass determination
Z. Ge, T. Eronen, A. deRoubin +12
A precise determination of the ground state In () electron capture to ground state of Cd () value has been performed utilizing the double Penning…
Probing the N=104 midshell region for the r process via precision mass spectrometry of neutron-rich rare-earth isotopes with the JYFLTRAP double Penning trap
A. Jaries, S. Nikas, A. Kankainen +13
We have performed high-precision mass measurements of neutron-rich rare-earth Tb, Dy and Ho isotopes using the Phase-Imaging Ion-Cyclotron-Resonance technique at the JYFLTRAP doubl…
Masses of neutron-rich Sc and Ti nuclides: The subshell closure in scandium
X. Xu, M. Wang, K. Blaum +36
Isochronous mass spectrometry has been applied in the storage ring CSRe to measure the masses of the neutron-rich Sc and Ti nuclei. The new mass…
Weak localization in GaMnAs: evidence of impurity band transport
L. P. Rokhinson, Y. Lyanda-Geller, Z. Ge +4
We report the observation of negative magnetoresistance in the ferromagnetic semiconductor GaMnAs at low temperatures ( K) and low magnetic fields ( mT). We attribut…
High-precision measurements of low-lying isomeric states in In with JYFLTRAP double Penning trap
D. A. Nesterenko, J. Ruotsalainen, M. Stryjczyk +26
Neutron-rich In isotopes have been studied utilizing the double Penning trap mass spectrometer JYFLTRAP at the IGISOL facility. Using the phase-imaging ion-cyclotron-re…
HPRL -- International cooperation to identify and monitor priority nuclear data needs for nuclear applications
E. Dupont, M. Bossant, R. Capote +21
The OECD-NEA High Priority Request List (HPRL) is a point of reference to guide and stimulate the improvement of nuclear data for nuclear energy and other applications, and a tool…
Application of isochronous mass spectrometry for the study of angular momentum population in projectile fragmentation reactions
X. L. Tu, A. Kelic-Heil, Yu. A. Litvinov +37
Isochronous mass spectrometry was applied to measure isomeric yield ratios of fragmentation reaction products. This approach is complementary to conventional gamma-ray spectroscopy…
High-precision mass measurement of Yb for verification of nonlinear isotope shift
D. A. Nesterenko, R. P. de Groote, T. Eronen +4
The absolute mass value of Yb has been directly determined with the JYFLTRAP Penning trap mass spectrometer at the Ion Guide Isotope Separator On-Line (IGISOL) facility. A…
First measurements of remoTES cryogenic calorimeters: easy-to-fabricate particle detectors for a wide choice of target materials
G. Angloher, M. R. Bharadwaj, I. Dafinei +34
Low-temperature calorimeters based on a readout via Transition Edge Sensors (TESs) and operated below mK are well suited for rare event searches with outstanding resolution a…
Study of multi-neutron systems with SAMURAI spectrometer
Z. H. Yang, F. M. Marqués, N. L. Achouri +95
The tetraneutron has been drawing the attention of the nuclear physics community for decades, but a firm conclusion on its existence and properties is still far from being reached…
Effects of Capping on the (Ga,Mn)As Magnetic Depth Profile
B. J. Kirby, J. A. Borchers, J. J. Rhyne +6
Annealing can increase the Curie temperature and net magnetization in uncapped (Ga,Mn)As films, effects that are suppressed when the films are capped with GaAs. Previous polarized…
Particle discrimination in a NaI crystal using the COSINUS remote TES design
COSINUS Collaboration, G. Angloher, M. R. Bharadwaj +38
The COSINUS direct dark matter experiment situated at Laboratori Nazionali del Gran Sasso in Italy is set to investigate the nature of the annually modulating signal detected by th…
Probing the quantum phase transition around via mass measurements of technetium isotopes
J. Ruotsalainen, A. Jaries, M. Stryjczyk +28
The masses of neutron-rich Tc isotopes were measured using the JYFLTRAP double Penning trap and found to deviate from the Atomic Mass Evaluation 2020 by , $40(…
Accurate correction of magnetic field instabilities for high-resolution isochronous mass measurements in storage rings
P. Shuai, H. S. Xu, Y. H. Zhang +20
Isochronous mass spectrometry (IMS) in storage rings is a successful technique for accurate mass measurements of short-lived nuclides with relative precision of about $10^{-5}-10^{…
Thermal Cycling Reliability of Hybrid Pixel Sensor Modules for The ATLAS High Granularity Timing Detector
Y. Li, A. Aboulhorma, M. Ait Tamlihat +219
The reliability of bump connection structures has become a critical aspect of future silicon detectors for particle physics. The High Granularity Timing Detector (HGTD) for the ATL…
Direct high-precision measurement of the mass difference of As-Se related to neutrino mass determination
Z. Ge, T. Eronen, M. Ramalho +20
The first direct determination of the ground-state-to-ground-state ${β^{-}}$-decay -value of As to Se was performed by measuring their atomic mass difference util…
Towards a More Complete and Accurate Experimental Nuclear Reaction Data Library (EXFOR): International Collaboration Between Nuclear Reaction Data Centres (NRDC)
N. Otuka, E. Dupont, V. Semkova +37
The International Network of Nuclear Reaction Data Centres (NRDC) coordinated by the IAEA Nuclear Data Section (NDS) is successfully collaborating in the maintenance and developmen…
First investigation on the isomeric ratio in multinucleon transfer reactions: Entrance channel effects on the spin distribution
D. Kumar, T. Dickel, A. Zadvornaya +39
The multinucleon transfer (MNT) reaction approach was successfully employed for the first time to measure the isomeric ratios (IRs) of Po (25/2) isomer and its (9/2…
Study of radial motion phase advance during motion excitations in a Penning trap and accuracy of JYFLTRAP mass spectrometer
D. A. Nesterenko, T. Eronen, Z. Ge +2
Phase-imaging ion-cyclotron-resonance technique has been implemented at the Penning-trap mass spectrometer JYFLTRAP and is routinely employed for mass measurements of stable and sh…
High-resolution multi-reflection time-of-flight mass spectrometer for exotic nuclei at IGISOL
V. A. Virtanen, T. Eronen, A. Kankainen +9
A Multi-Reflection Time-of-Flight Mass Spectrometer (MR-ToF-MS) has been commissioned at the Ion-Guide Isotope Separator On-Line (IGISOL) facility. It consists of six electrode pai…
High-precision mass measurements of the ground and isomeric states in Ag
J. Ruotsalainen, D. A. Nesterenko, M. Stryjczyk +26
The masses of the ground and isomeric states in Ag have been measured using the phase-imaging ion-cyclotron-resonance technique at the JYFLTRAP double Penning trap mass…
Enriched TeO bolometers with active particle discrimination: towards the CUPID experiment
D. R. Artusa, F. T. Avignone, J. W. Beeman +23
We present the performances of two 92% enriched TeO crystals operated as thermal bolometers in view of a next generation experiment to search for neutrinoless double be…
Response of a TeO_2 bolometer to alpha particles
F. Bellini, M. Biassoni, C. Bucci +9
crystals are used as bolometers in experiments searching for Double Beta Decay without emission of neutrinos. One of the most important issues in this extremely delicate ki…
Production of high purity TeO2 single crystals for the study of neutrinoless double beta decay
C. Arnaboldi, C. Brofferio, A. Bryant +43
High purity TeO2 crystals are produced to be used for the search for the neutrinoless double beta decay of 130Te. Dedicated production lines for raw material synthesis, crystal gro…
Reinvestigation of Sr and Y atomic masses using the JYFLTRAP Penning trap
A. Jaries, M. Stryjczyk, A. Kankainen +5
We report on the precise mass measurements of the Sr and Y isotopes performed using the JYFLTRAP double Penning trap mass spectrometer. The mass-excess values from th…
Quenching factors for Na recoils as a function of Tl dopant concentrations in NaI(Tl) crystals
G. Angloher, M. R. Bharadwaj, A. Böhmer +51
Thallium-doped sodium iodide (NaI(Tl)) scintillation detectors play an important role in the field of direct dark matter (DM) searches. The DAMA/LIBRA experiment stands out for its…
Direct observation of three-neutron emission from He and the search for the trineutron
S. W. Huang, C. Lenain, Z. H. Yang +107
Three-neutron emission from He has been directly measured for the first time, following neutron knockout from a He beam at 156 MeV/nucleon. A resonance-like structure at $2…
High-precision Penning-trap mass measurements of Cd and In isotopes at JYFLTRAP remove the fluctuations in the two-neutron separation energies
A. Jaries, M. Stryjczyk, A. Kankainen +23
We report on the first direct mass measurements of the Cd and In isotopes performed at the Ion Guide Isotope Separator On-Line facility using the JYFLTRAP d…
Binding energies of ground and isomeric states in neutron-rich ruthenium isotopes: measurements at JYFLTRAP and comparison to theory
M. Hukkanen, W. Ryssens, P. Ascher +27
We report on precision mass measurements of Ru performed with the JYFLTRAP double Penning trap mass spectrometer at the Accelerator Laboratory of University of JyvÃ…
High-precision -value measurement and nuclear matrix elements for the double- decay of Mo
D. A. Nesterenko, L. Jokiniemi, J. Kotila +5
Neutrinoless double-beta () decay and the standard two-neutrino double-beta () decay of Mo have been studied. The double-beta decay -value has been dete…
Discovery of a new long-lived isomer in Rh via Penning-trap mass spectrometry
M. Stryjczyk, A. Jaries, W. Ryssens +8
We report on mass measurements of three long-lived states in Rh performed with the JYFLTRAP Penning-trap mass spectrometer: the ground state and two isomers with estimated…
First application of mass measurement with the Rare-RI Ring reveals the solar r-process abundance trend at A=122 and A=123
H. F. Li, S. Naimi, T. M. Sprouse +41
The Rare-RI Ring (R3) is a recently commissioned cyclotron-like storage ring mass spectrometer dedicated to mass measurements of exotic nuclei far from stability at Radioactive Iso…
Ultra-low value for the allowed decay of Ag confirmed via mass measurements
J. Ruotsalainen, M. Stryjczyk, M. Ramalho +5
The mass of the electron-antineutrino can be determined in dedicated measurements of the spectral shape near the endpoint of a $β^-$ transition, with a low value enh…
Mass measurements in the Sn region with the JYFLTRAP double Penning trap mass spectrometer
O. Beliuskina, D. A. Nesterenko, A. Jaries +24
We report on new precision mass measurements of neutron-rich Sb and I isotopes from the JYFLTRAP double Penning trap mass spectrometer. We confirm the value fro…