| The production of molecular positronium DB Cassidy, AP Mills Jr Nature 449 (7159), 195-197, 2007 | 367 | 2007 |
| Experimental progress in positronium laser physics DB Cassidy The European Physical Journal D 72, 1-72, 2018 | 170 | 2018 |
| Positronium cooling in porous silica measured via Doppler spectroscopy DB Cassidy, P Crivelli, TH Hisakado, L Liszkay, VE Meligne, P Perez, ... Physical Review A—Atomic, Molecular, and Optical Physics 81 (1), 012715, 2010 | 169 | 2010 |
| New directions in antimatter chemistry and physics CM Surko, FA Gianturco Kluwer Academic Publishers, 2001 | 158 | 2001 |
| Experiments with a high-density positronium gas DB Cassidy, SHM Deng, RG Greaves, T Maruo, N Nishiyama, JB Snyder, ... Physical review letters 95 (19), 195006, 2005 | 150 | 2005 |
| Accumulator for the production of intense positron pulses DB Cassidy, SHM Deng, RG Greaves, AP Mills Review of scientific instruments 77 (7), 2006 | 144 | 2006 |
| Single shot positron annihilation lifetime spectroscopy DB Cassidy, SHM Deng, HKM Tanaka, AP Mills Applied physics letters 88 (19), 2006 | 143 | 2006 |
| Efficient production of Rydberg positronium DB Cassidy, TH Hisakado, HWK Tom, AP Mills Jr Physical Review Letters 108 (4), 043401, 2012 | 133 | 2012 |
| Atom control and gravity measurements using Rydberg positronium DB Cassidy, SD Hogan International Journal of Modern Physics: Conference Series 30, 1460259, 2014 | 93 | 2014 |
| Optical spectroscopy of molecular positronium DB Cassidy, TH Hisakado, HWK Tom, AP Mills Jr Physical Review Letters 108 (13), 133402, 2012 | 78 | 2012 |
| Production of a fully spin-polarized ensemble of positronium atoms DB Cassidy, VE Meligne, AP Mills Jr Physical review letters 104 (17), 173401, 2010 | 74 | 2010 |
| Interactions between positronium atoms in porous silica DB Cassidy, AP Mills Jr Physical review letters 100 (1), 013401, 2008 | 69 | 2008 |
| Precision Microwave Spectroscopy of the Positronium Fine Structure L Gurung, TJ Babij, SD Hogan, DB Cassidy Physical Review Letters 125 (7), 073002, 2020 | 67 | 2020 |
| Selective production of Rydberg-Stark states of positronium TE Wall, AM Alonso, BS Cooper, A Deller, SD Hogan, DB Cassidy Physical Review Letters 114 (17), 173001, 2015 | 63 | 2015 |
| A fast detector for single-shot positron annihilation lifetime spectroscopy DB Cassidy, AP Mills Jr Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2007 | 61 | 2007 |
| Positronium hyperfine interval measured via saturated absorption spectroscopy DB Cassidy, TH Hisakado, HWK Tom, AP Mills Jr Physical review letters 109 (7), 073401, 2012 | 58 | 2012 |
| Cavity Induced Shift and Narrowing of the Positronium Lyman- Transition DB Cassidy, MWJ Bromley, LC Cota, TH Hisakado, HWK Tom, AP Mills Jr Physical Review Letters 106 (2), 023401, 2011 | 49 | 2011 |
| Prospects for making a Bose-Einstein-condensed positronium annihilation gamma ray laser AP Mills, DB Cassidy, RG Greaves Materials Science Forum 445, 424-429, 2004 | 49 | 2004 |
| Delayed emission of cold positronium from mesoporous materials DB Cassidy, TH Hisakado, VE Meligne, HWK Tom, AP Mills Jr Physical Review A—Atomic, Molecular, and Optical Physics 82 (5), 052511, 2010 | 44 | 2010 |
| Evidence for positronium molecule formation at a metal surface DB Cassidy, SHM Deng, AP Mills Jr Physical Review A—Atomic, Molecular, and Optical Physics 76 (6), 062511, 2007 | 42 | 2007 |
