Precision Determinations of the Fine-structure Constant
from
Monday 27 October 2025 (09:00)
to
Friday 31 October 2025 (16:00)
Monday 27 October 2025
10:00
Welcome
Welcome
10:00 - 10:15
Room: 02.430
10:15
Recent progress toward a new measurement of rubidium recoil using atom interferometry
Recent progress toward a new measurement of rubidium recoil using atom interferometry
10:15 - 11:15
Room: 02.430
11:15
Coffee Break
Coffee Break
11:15 - 11:45
Room: 2413/2-1 - MITP Lounge
11:45
Clock atom interferometry for determining the fine-structure constant
Clock atom interferometry for determining the fine-structure constant
11:45 - 12:45
Room: 02.430
12:45
Lunch Break
Lunch Break
12:45 - 14:00
14:00
New Generation of Electron/Positron Magnetic Moment Measurements
New Generation of Electron/Positron Magnetic Moment Measurements
14:00 - 15:00
Room: 02.430
15:00
Coffee Break
Coffee Break
15:00 - 15:30
Room: 02.430
15:30
Measuring the fine-structure constant by large-momentum transfer recoil measurements
Measuring the fine-structure constant by large-momentum transfer recoil measurements
15:30 - 16:30
Room: 02.430
16:30
16:30 - 17:30
Room: 02.430
Tuesday 28 October 2025
09:30
Coffee and Informal Discussions
Coffee and Informal Discussions
09:30 - 10:00
Room: 2413/2-1 - MITP Lounge
10:00
The calculation of the electron g-2 at 4 loops and the perspectives for 5 loops
The calculation of the electron g-2 at 4 loops and the perspectives for 5 loops
10:00 - 11:00
Room: 02.430
11:00
Coffee Break
Coffee Break
11:00 - 11:30
Room: 2413/2-1 - MITP Lounge
11:30
10-th order QED calculation of the electron g-2: special issues
10-th order QED calculation of the electron g-2: special issues
11:30 - 12:30
Room: 02.430
12:30
Lunch Break
Lunch Break
12:30 - 14:00
14:00
QED and CPT tests with bound electrons and positrons in the LSym and Alphatrap Penning traps
QED and CPT tests with bound electrons and positrons in the LSym and Alphatrap Penning traps
14:00 - 15:00
Room: 02.430
15:00
Coffee Break
Coffee Break
15:00 - 15:30
Room: 2413/2-1 - MITP Lounge
15:30
Precision measurements of bound electron and nucleon g-factors at µTEx
Precision measurements of bound electron and nucleon g-factors at µTEx
15:30 - 16:30
Room: 02.430
16:30
Systematic effects in the measurement of the Cesium recoil frequency
Systematic effects in the measurement of the Cesium recoil frequency
16:30 - 17:15
Room: 02.430
17:15
17:15 - 18:00
Room: 02.430
Wednesday 29 October 2025
09:30
Coffee and Informal Discussions
Coffee and Informal Discussions
09:30 - 10:00
Room: 2413/2-1 - MITP Lounge
10:00
Prospects of a new determination of alpha in muonium
Prospects of a new determination of alpha in muonium
10:00 - 11:00
Room: 02.430
11:00
Coffee Break
Coffee Break
11:00 - 11:30
Room: 2413/2-1 - MITP Lounge
11:30
Improved bound-electron g-factor theory after completion of two-loop self-energy calculations
Improved bound-electron g-factor theory after completion of two-loop self-energy calculations
11:30 - 12:30
Room: 02.430
12:30
Lunch Break
Lunch Break
12:30 - 14:00
14:00
TBD
TBD
14:00 - 15:00
Room: 02.430
15:00
Coffee Break
Coffee Break
15:00 - 15:30
Room: 2413/2-1 - MITP Lounge
15:30
Probing QED and nuclear physics with heavy muonic atoms
Probing QED and nuclear physics with heavy muonic atoms
15:30 - 16:30
Room: 02.430
16:30
16:30 - 17:30
Room: 02.430
18:30
18:30 - 20:00
Thursday 30 October 2025
09:30
Coffee and Informal Discussions
Coffee and Informal Discussions
09:30 - 10:00
Room: 2413/2-1 - MITP Lounge
10:00
Nuclear radii for precision physics
Nuclear radii for precision physics
10:00 - 11:00
Room: 02.430
11:00
Coffee Break
Coffee Break
11:00 - 11:30
Room: 2413/2-1 - MITP Lounge
11:30
The MuSEUM experiment at J-PARC
The MuSEUM experiment at J-PARC
11:30 - 12:30
Room: 02.430
12:30
Lunch Break
Lunch Break
12:30 - 14:00
14:00
Updates to the KNTW dispersive HVP analysis and implications for the evaluation of $a_e^\text{HVP}$ and $\Delta\alpha_\text{had}^{(5)}$
Updates to the KNTW dispersive HVP analysis and implications for the evaluation of $a_e^\text{HVP}$ and $\Delta\alpha_\text{had}^{(5)}$
14:00 - 15:00
Room: 02.430
15:00
Coffee Break
Coffee Break
15:00 - 15:30
Room: 2413/2-1 - MITP Lounge
15:30
The HVP contribution to the lepton anomalous magnetic moments from first principles
The HVP contribution to the lepton anomalous magnetic moments from first principles
15:30 - 16:15
Room: 02.430
16:15
Inclusive measurement of R
Inclusive measurement of R
16:15 - 17:00
Room: 02.430
17:00
17:00 - 18:00
Room: 02.430
Friday 31 October 2025
09:30
Coffee and Informal Discussions
Coffee and Informal Discussions
09:30 - 10:00
Room: 2413/2-1 - MITP Lounge
10:00
TBD
TBD
10:00 - 11:00
Room: 02.430
11:00
Coffee Break
Coffee Break
11:00 - 11:30
Room: 2413/2-1 - MITP Lounge
11:30
On the Possibility of Determining α from the Muon Sector at J-PARC
On the Possibility of Determining α from the Muon Sector at J-PARC
11:30 - 12:30
Room: 02.430