News "Stored and Cooled Ions" Division
Simplest Molecules Test Quantum Theory
A high-precision measurement of the properties of a molecular hydrogen ion tests new predictions from fundamental quantum theory and lays a foundation…
A whisper of nothing: tracking the neutrino mass with ‘cold’ detectors
The ECHo collaboration has determined a new upper limit for the neutrino mass, thereby laying the groundwork for further experiments aimed at refining…
Antimatter on the move
Today, at the European Organisation for Nuclear Research (CERN) in Geneva, antiprotons were transported across the site in a truck for the first time.…
New Managing Director of the MPIK
On January 1st Prof. Dr. Klaus Blaum took over the management of the MPIK. Klaus Blaum has been Director of the Stored and Cooled Ions Department…
MPIK among finalists for Physics World ‘s “Breakthrough of the Year 2025”
Demonstration of first antimatter quantum bit achieved by the BASE collaboration at CERN paves the way for substantially improved tests of nature’s…
Leibniz Prize 2026 for Klaus Blaum
Most prestigious German research prize for precision measurements of natural constants and symmetries using ions in electromagnetic traps
2026 LAD Laboratory Astrophysics Prize awarded to Daniel W. Savin
Scientist from Columbia University awarded the Laboratory Astrophysics Prize, LAD’s highest honor, for his research conducted at the TSR in Heidelberg…
Collinear laser spectroscopy at ISOLDE extends the insight into the tin isotopic chain
Precision measurements of COLLAPS and CRIS clarify the archlike trend in charge radii along the tin isotopic chain and reveal an odd-even staggering…
CSR provides new insights into interstellar chemistry
Using the unique space-like conditions in the Cryogenic Storage Ring (CSR) researchers from the MPIK measured for the first time the dissociative…
Chemistry at the Beginning: How Molecular Reactions Influenced the Formation of the First Stars
Researchers have discovered new insights into the reaction pathways of the first molecule in space.
A quantum leap for antimatter measurements
Demonstration of first antimatter quantum bit paves the way for substantially improved tests of nature’s fundamental symmetries
Joint effort in the search for new physics
As part of an international collaboration MPIK researchers carried out highly precise measurements as well as calculations on atomic transitions in…
Listening to electrons talk: g-factor measurement of lithium-like tin
Researchers from the MPIK present new experimental and theoretical results for the bound electron g-factor in lithium-like tin which has a much higher…
Protons on the move
The BASE international research collaboration, in which Heinrich Heine University Düsseldorf (HHU) is strongly involved, has successfully relocated…
Nondestructive quantum state control of a single molecular hydrogen ion
Using the ALPHATRAP Penning trap at MPIK, physicists demonstrated nondestructive control and readout of internal quantum states of a molecular…
The last piece resolving the low-mass nuclei puzzle
Using the high-precision Penning trap for light ions (LIONTRAP), physicists from MPIK and the GSI Helmholtzzentrum für Schwerionenforschung Darmstadt…
DPG Dissertation prize for Viviane Schmidt
This year's dissertation prize of the German Physical Society (DPG), section atoms, molecules, quantum optics and photonics, was awarded to Dr.…
A new benchmark for quantum electrodynamics in atoms
The g factor of boron-like tin ions is determined with an uncertainty of only 0.5 parts per billion. The second high-precision measurement for a…
Cross-disciplinary work on high-precision measurements pushes bounds on dark forces
Atomic, nuclear and particle physicists join efforts to search for new physics and open a new window to nuclear structure
Naked thallium-205 ion decay reveals sun’s history over millions of years
An international collaboration of scientists made first-ever measurement of the half-life for bound-state beta decay in 205Tl81+ ions at GSI storage…
Sven Sturm appointed adjunct professor
On 20 November 2024, Heidelberg University appointed PD Dr Sven Sturm as an adjunct professor (apl. Prof.) at the suggestion of the Faculty of Physics…
Stern-Gerlach Medal for Klaus Blaum
Klaus Blaum receives the DPG’s most prestigious award in the field of experimental physics.
Long-sought measurement of exotic beta decay in thallium helps extract the timescale of the birth of the Sun
An international collaboration of scientists succeeded in the measurement of the bound-state beta decay of fully-ionised thallium (205Tl81+) ions at…
Rotation severely reshapes the decay of diatomic carbon anions
Almost 30 years after the first observation, the origin of the mysterious millisecond electron detachment signal of highly-excited C2− is explained by…
SPARC PhD Prize for Stefan Dickopf
During this year's meeting of the SPARC Collaboration the SPARC PhD Prize was awarded to Dr. Stefan Dickopf (MPIK, Division Blaum) für his thesis High…
Through the spaceship atom's shield
Part of the science fiction genre is the famous protective shield that spaceships can raise. This is similar for atoms: The electron shell as an…
BASE Collaboration sets records in particle cooling
Major improvements in cooling of charged particles in Penning traps by the BASE Collaboration.
Unexpected deviation in the lifetime – First observation of the nuclear two-photon decay in bare atomic nuclei
For the first time, an international research team, led by GSI/FAIR in Darmstadt, the Institut de recherche sur les lois fondamentales de l'Univers…
Cold astrochemistry traced in the lab
Pioneering measurements of cold ion-neutral collisions at the Cryogenic Storage Ring reveal an unexpected isotope effect. [Phys. Rev. Lett. / Phys.…
Further former press releases (2008 - 2023) of the division can be found in the news archive and in the press archive.





























