The Milky Way, coming into focus: Precision astrometry probes its evolution and its dark matter

S Gardner, SD McDermott, B Yanny - Progress in Particle and Nuclear …, 2021 - Elsevier
The growing trove of precision astrometric observations from the Gaia space telescope and
other surveys is revealing the structure and dynamics of the Milky Way in ever more …

New high-sensitivity searches for neutrons converting into antineutrons and/or sterile neutrons at the HIBEAM/NNBAR experiment at the European Spallation Source

A Addazi, K Anderson, S Ansell, KS Babu… - Journal of Physics G …, 2021 - iopscience.iop.org
The violation of baryon number, $\mathcal {B} $, is an essential ingredient for the
preferential creation of matter over antimatter needed to account for the observed baryon …

[HTML][HTML] A search for neutron to mirror-neutron oscillations using the nEDM apparatus at PSI

C Abel, NJ Ayres, G Ban, G Bison, K Bodek, V Bondar… - Physics Letters B, 2021 - Elsevier
It has been proposed that there could be a mirror copy of the standard model particles,
restoring the parity symmetry in the weak interaction on the global level. Oscillations …

New search for mirror neutron regeneration

LJ Broussard, KM Bailey, WB Bailey… - EPJ Web of …, 2019 - epj-conferences.org
The possibility of relatively fast neutron oscillations into a mirror neutron state is not
excluded experimentally when a mirror magnetic field is considered. Direct searches for the …

A search for neutron to mirror neutron oscillation using neutron electric dipole moment measurements

P Mohanmurthy, AR Young, JA Winger, G Zsigmond - Symmetry, 2022 - mdpi.com
Baryon number violation is a key ingredient of baryogenesis. It has been hypothesized that
there could also be a parity-conjugated copy of the standard model particles, called mirror …

Towards neutron transformation searches

JL Barrow - 2021 - osti.gov
To probe the origins of the baryon asymmetry, baryon number violation, the last unconfirmed
Sakharov condition, must be definitively observed experimentally. Similarly, the nature of …

A search for neutron to mirror-neutron oscillations

P Thyagarthi Mohanmurthy - 2020 - research-collection.ethz.ch
Lee and Yang had noted, in their Nobel prize winning paper, that observation of apparent
parity violation in the weak interaction of particles could be mitigated with the introduction of …

A Novel Technique of Extracting UCN Decay Lifetime from Storage Chamber Measurements Dominated by Scattering Losses

P Mohanmurthy, J Formaggio, DJ Salvat, JA Winger - Symmetry, 2023 - mdpi.com
The neutron's lifetime is a critical parameter in the standard model. Its measurements,
particularly measurements using both beamline and ultracold neutron storage techniques …

A novel technique of extracting UCN lifetimes from storage bottle measurements dominated by scattering losses

P Mohanmurthy, J Formaggio, DJ Salvat… - arXiv preprint arXiv …, 2023 - arxiv.org
Neutron lifetime is a critical parameter in the Standard Model. Its measurements using,
particularly, the beamline and ultracold neutron storage techniques reveals serious tension …

[PDF][PDF] Statistical reach of Neutron Electric Dipole Moment Experiments to Neutron to Mirror-Neutron Oscillations

P MohanMurthy𝑎, JA Winger𝑏 - 2023 - inspirehep.net
In the Standard Model, the weak charged current, which is chiefly responsible for the 𝛽-
decay, only couples to the left handed particles, leading to maximal parity violation. The …