Letters of Interest: RF

Letters of Interest: Rare Processes and Precision Frontier (RF)

121 Letters of Interest submitted in 2020 with RF as the primary frontier. All frontiers.

Topical groups, with the number of LoIs tagged with each (including LoIs filed primarily under another frontier). The Topics column of the table below uses these codes.

File missing File empty The file wasn't on the server when this archive was created (October 2026).

No.	Title	Topics
RF-001	Michael Sokoloﬀ
RF-003	Physics Potential of a High-luminosity J/ψ Factory	RF2
RF-005	for a Muonium Gravity Experiment	RF0 AF0
RF-006	physics potential with MEGII-fwd	RF5 RF6
RF-007	for an Upgraded Low-Energy Muon	RF0 AF0
RF-007	The massless dark photon as a benchmark model	RF6 RF0
RF-008	Test of the Standard Model and Search for Physics Beyond∗	RF3 RF0
RF-010	Rare decays at the CERN high-intensity kaon beam facility	RF2 RF0
RF-011	Dark sector searches at the CERN high-intensity kaon beam	RF6 RF0
RF-012	for Rare Kaon Decays	RF2 RF0
RF-013	Physics Potential of a Super tau-Charm Facility	RF7 RF1
RF-014	Lepton universality and lepton ﬂavor	RF1 RF5
RF-017	The JLab Eta Factory (JEF) Experiment	RF2 RF0
RF-018	Light Mediators and Flavor Anomalies	RF6 RF1
RF-019	Precision experiments at Super Charm-Tau Factory	RF1 RF7
RF-020	RF6-2 () for Long-lived particles at Belle II	RF6 RF0
RF-021	CP Asymmetry Measurements with Charmed	RF1 RF0
RF-021	on Rare Charm Decays	RF1 RF0
RF-022	Future analyses of semileptonic decays with Hammer	RF1 RF0
RF-023	2020 Triple-Product Asymmetries	RF1 RF5
RF-025	D. Ambrose,1 L. Borrel,2 A. Edmonds,3 M. T. Hedges,4 C. Kampa,5	RF5 RF0
RF-025	Topic area – RF6	RF6 RF0
RF-027	A New Charged Lepton Flavor Violation Program at Fermilab	RF5 RF0 AF5 AF0
RF-028	Dark sector studies at Belle II	RF6 RF0
RF-029	FNAL Booster Storage Ring	RF6 RF0
RF-030	Charm Physics at Belle II	RF1 RF4
RF-031	Decays of Heavy Flavors Beauty, Charm, and Tau	RF1 RF4
RF-032	The Proton Storage Ring EDM Experiment (srEDM	RF3 RF0 AF5 AF0
RF-034	Probing the Dark Sector at Kaon Factories	RF6 RF0
RF-035	Exploring new physics with Bc → τ ντ	RF1 RF0
RF-036	Scientiﬁc Opportunities with the CBETA Accelerator	RF0 AF5 AF0
RF-037	B Physics at Belle II	RF1 RF0
RF-038	Hadronic contributions to the anomalous	RF3 RF0 TF5 TF6 CompF2 CompF0
RF-039	Mu2e-II a 2-level TDAQ system based on FPGA pre-ﬁltering	RF5 RF0 IF4 IF0
RF-040	Mu2e-II a 2-level TDAQ system based on FPGA pre-ﬁltering	RF5 RF0 IF4 IF0
RF-041	Mu2e-II TDAQ based on GPU co-processor	RF5 RF0 IF4 IF0
RF-042	Mu2e-II a trigger-less TDAQ system based on software trigger	RF5 RF0 IF4 IF0
RF-043	Theory challenges and opportunities of Mu2e-II for	RF5 RF0 TF6 TF0
RF-044	Mu2e-II a 2-level TDAQ system based on FPGA pre-processing and trigger	RF5 RF0 IF4 IF0
RF-045	NOPTREX A Neutron OPtics Time Reversal EXperiment to search for Time	RF3 RF0
RF-046	Tau Physics and Precision Electroweak Physics with Polarized Beams at SuperKEKB/Belle II	RF0 EF4 EF0 AF5 AF0
RF-046	Th-229 Nuclear Clock	RF3 RF0 CF7 CF0
RF-047	cid4) (RF1) Weak Decays of b and c Quarks	RF1 RF0 EF5 EF0 TF5 TF0 CompF2 CompF0
RF-048	Testing Lepton Flavor Universality and CKM Unitarity with Rare	RF2 RF3
RF-050	Dark Sector studies with KOTO	RF6 RF0
RF-051	Neutrinoless double beta decay in eﬀective ﬁeld theory and simpliﬁed models	RF4 RF0 NF3 NF2 TF11 TF0
RF-052	for Hadron Spectroscopy with Lattice QCD	RF7 RF0 TF5 TF4
RF-053	Strange decays at the LHC	RF2 RF0
RF-054	RARE PROCESSES AND PRECISION MEASUREMENTS	RF1 RF0
RF-054	High-precision determination of Vus and Vud from lattice QCD	RF2 RF0 TF5 TF0 CompF2 CompF0
RF-055	Rare strange-to-down processes from lattice QCD	RF2 RF0 TF5 TF0 CompF2 CompF0
RF-055	Topical Groups RF2 / NF0 / TF0 /	RF2 RF3 NF0 TF0
RF-055	Direct measurement of short-lived particle dipole moments at the LHC	RF3 RF1
RF-056	Dedicated Experiment Exploring Gravitational Effects on CP Violation	RF3 RF0
RF-056	Searches for Exotic Short-range Gravity and Weakly Coupled Spin-Dependent	RF3 RF0
RF-057	A Phase Rotated Intense Source of Muons (PRISM File missing Another upload with the same title: RF-096	RF5 RF0 AF5 AF0
RF-058	Novel EFT connections between K and B physics	RF2 RF1
RF-060	An Enhanced Cosmic Ray Veto Detector for Mu2e-II	RF5 RF0
RF-061	Probing fundamental physics with highly-coherent nuclear spins	RF3 RF0 CF2 CF0
RF-062	The MEG II experiment and its future developments	RF5 RF0
RF-062	Hadron Spectroscopy at Belle II	RF7 RF0
RF-063	RARE PROCESSES AND PRECISION MEASUREMENTS	RF1 RF0
RF-064	Department of Physics and Astronomy, University of Utah	RF4 RF0 EF9 EF0
RF-065	Measurement of KL → π0νν at J-PARC KOTO Step-2	RF2 RF0
RF-066	Discovering new physics in rare kaon decays	RF2 RF0 TF5 TF6 CompF2 CompF0
RF-067	A new experiment for the µ → eγ search	RF5 RF0
RF-068	for RF1 Weak decays of b and c quarks	RF1 RF0 TF5 TF0 CompF2 CompF0
RF-070	Opportunities and New Physics Implications for (g − 2)e,µ	RF3 RF5 EF8 EF0 TF8 TF0
RF-071	Physics in the τ -charm Region at BESIII	RF0
RF-072	Doped Cryocrystals for Ultrasensitive EDM Measurements	RF3 RF0 IF1 IF0
RF-073	The Mu2e-II Calorimeter	RF5 RF0
RF-074	Light dark matter searches with positrons	RF6 RF0
RF-075	Mechanical tests of the gravity-quantum interface	RF3 RF0 IF0
RF-076	Optically levitated sensors for precision tests of fundamental physics	RF3 RF0 CF2 CF0 IF1 IF0
RF-076	Beam Dump eXperiments with electron beams	RF6 RF0
RF-077	Calculations of nucleon electric dipole moments	RF3 RF0 TF5 TF0 CompF2 CompF0
RF-078	—Topical Group RF6	RF6 RF0
RF-079	Hadron Spectroscopy with the GlueX	RF7 RF0
RF-080	rare muon decays and light new physics	RF5 RF0
RF-081	Need for amplitude analysis in the discovery of new hadrons	RF7 RF0
RF-082	Hadron-hadron spectroscopy	RF7 RF0
RF-083	The REDTOP experiment an η/η(cid48) factory	RF2 RF6 IF6 IF3
RF-083	Diquark structures in hadron spectroscopy	RF7 RF0 EF6 EF0
RF-084	Fixed-Target Searches for New Physics with O(10 GeV) Proton Beams	RF6 RF0 NF3 NF0 AF5 AF0
RF-085	Rare η and η(cid48) decays	RF2 RF0
RF-086	Million-pixel Kinetic Inductance Detector Arrays for sub-GeV Light Dark Matter Search	RF0 EF0 CF1 IF0
RF-087	Considerations for a Mu2e-II Stopping Target Monitor	RF5 RF0
RF-088	Physics of muonium and muonium oscillations	RF5 RF0 TF0 TF6
RF-089	Considerations for a Mu2e-II Production Target	RF5 RF0 AF5 AF0
RF-090	Hadron Spectroscopy	RF7 RF0
RF-091	for Atomic/nuclear clocks and precision	RF3 RF0 CF1 CF2 TF9 TF10
RF-092	US Participation in Current & Future Rare Kaon	RF2 RF0
RF-093	Searches for new sources of CP violation using molecules as quantum sensors	RF3 RF0 TF10 TF0 IF1 IF0
RF-094	Precise Lattice QCD calculations of kaon and pion	RF2 RF0 EF5 EF0 TF5 TF0 CompF2 CompF0
RF-095	CPT-Symmetry Studies Involving Quarks	RF2 RF1 EF9 EF8
RF-096	A Phase Rotated Intense Source of Muons (PRISM	RF5 RF0 AF5 AF0
RF-097	Search for µ-e Conversion by using Muonic Atoms	RF5 RF0
RF-098	Strong CP and Neutrino Masses A Common Origin of Two Small Scales	RF3 RF0 TF8 TF11
RF-099	Fixed-Target Searches for New Physics with O(1 GeV) Proton Beams at Fermi	RF6 RF0 NF2 NF3 AF2 AF5
RF-100	Thematic Areas (check all that apply (cid3)/(cid4	RF5 RF0
RF-101	Lorentz and CPT Tests with Low-Energy Precision Experiments	RF3 RF0
RF-102	Neutron beta decay in the test of the Unitarity of the CKM matrix	RF0 RF3
RF-103	Using lattice QCD for the hadronic contributions to the muon g − 2	RF3 RF0 EF5 EF0 TF5 TF0 CompF2 CompF0
RF-104	for the Light Dark Matter eXperiment	RF6 RF0 EF10 EF0 CF1 CF0
RF-105	∆B = 2 A State of the Field, and Looking Forward	RF4 RF6 NF3 NF10 TF2 TF5
RF-106	K. Byrum,1 Y. Oksuzian,1 P. Winter,1 J. Miller,2 N. H. Tran,2 J. Mott,3 D. Denisov,4 W. J. Marciano,4	RF5 RF0
RF-107	The Necessity of DUNE Intranuclear	RF4 RF0 NF3 NF10
RF-108	Search for Muon to Positron Conversion in µ− → e−	RF5 RF4
RF-109	Searching for µ− → e+ Conversion at Upcoming Experiments and the Process	RF5 RF0
RF-110	Free Neutron-antineutron Transformation Searches at the European Spallation Source’s Large Beamport	RF4 RF0
RF-111	for the Muon Missing Momentum experiment	RF6 RF0 EF10 EF0 CF1 CF0
RF-112	Photon-beam experiments and new light physics	RF6 RF0
RF-114	Accelerator Probes of Millicharged Particles & Dark Matter	RF6 RF0 EF9 EF10 NF3 NF5 CF1 CF3 TF7 TF9 AF5 AF0 IF2 IF0 CompF2 CompF0 UF6 UF0
RF-115	Searches for Transformations of Neutrons to	RF6 RF3
RF-116	cid4) (RF1) Weak decays of b and c quarks	RF1 RF0 TF5 TF6 CompF2 CompF0
RF-117	Searching for new light hidden particles with η and η(cid48) mesons	RF6 RF2
RF-118	(NF2) Sterile neutrinos	RF5 RF0 EF8 EF9 NF2 NF3 TF7 TF0 CompF2 CompF0
RF-119	Charged Lepton Flavour Violation at the FCC-ee	RF6 RF4 EF3 EF4
RF-120	Possibility of Search for Bound µ− → e−a Decay	RF5 RF0
RF-120	XYZP spectroscopy at a charm photoproduction factory	RF7 RF0
RF-121	NOPTREX: A Neutron OPtics Time Reversal EXperiment to search for TimeReversal Violation in Neutron-Nucleus Resonance Interactions File empty	RF1 RF0 EF5 EF0 TF5 TF0 CompF2 CompF0