Downloads

2024

Posters

• UKPM 2024 – Polarisation sensitive microwave spectroscopy of the 2 ³S₁ to 2 ^2S+1P₁ (S = 0, 1) transitions in positronium
• UKPM 2024 – Measuring the Orthopositronium Annihilation Decay Rate (pdf, 0.8 MB)
• UKPM 2024 – Positronium spectroscopy with a beam of excited-state atoms

---

2023

Posters

• DAMOP 2023 – Microwave spectroscopy of the positronium fine structure (pdf, 0.6 MB)
• DAMOP 2023 – Measurement of the fluorescence decay rate of 2 ³P_J positronium (pdf, 1.2 MB)
• CATMIN III – Apparatus for millimetre-wave spectroscopy of Rydberg Ps (pdf, 1.8 MB)
• CATMIN III – Characterization of a waveguide with Rydberg helium field sensing (pdf, 0.9MB)

---

2022

Posters

• PSAS 2022 – Towards microwave and THz spectroscopy using Rydberg He (pdf, 0.5 MB)

Talks

• Microwave spectroscopy of the positronium n = 2 fine structure (www.youtube.com)

---

GitHub

https://github.com/PositroniumSpectroscopy

---

2018

• Posters
  • Microwave spectroscopy of the n = 2 positronium fine structure (pdf, 1.5 MB)
  • State selective field ionization of Rydberg positronium (pdf, 1.5 MB)

---

2017

• Posters
  • Rydberg Positronium manipulation for a new measurement of the Rydberg constant (pdf, 2 MB)

---

2016

• Misc.
  • Positron Beamline (interactive, 3D) (pdf, 1 MB)

---

2015

• Posters
  • Dynamics of Positronium emission from mesoporous silica (pdf, 2 MB)
  • Preparing_selected_Rydberg_Stark_states_of_Positronium_for_atom_optics  (pdf, 2 MB)
  • Quenching of positronium by laser induced paramagnetic centers in mesoporous silica at cryogenic temperatures  (pdf, 1 MB)
• Talks
  • Rydberg-Stark states of Positronium for atom optics (www.youtube.com)
    
    • A M Alonso, ICPEAC 2015

---

These works are licensed under a Creative Commons Attribution 4.0 International License.