H. A.  Torii, Nagata, Y., Toyoda, H., Imao, H., Kuroda, N., Varentsov, V. L., and Yamazaki, Y., ?Cross-beam atomic collision experiment between ultra-low-energy antiprotons and a supersonic gas jet?, Hyperfine Interactions, vol. 194, pp. 37-43, 2009.

M.  Shibata, Mohri, A., Kanai, Y., Enomoto, Y., and Yamazaki, Y., ?Compact cryogenic system with mechanical cryocoolers for antihydrogen synthesis?, Review of Scientific InstrumentsRev. Sci. Instrum., vol. 79, pp. 015112 - 4, 2008.

T.  Pohl, Sadeghpour, H. R., Nagata, Y., and Yamazaki, Y., ?Cooling by Spontaneous Decay of Highly Excited Antihydrogen Atoms in Magnetic Traps?, Physical Review LettersPhys. Rev. Lett., vol. 97, p. 213001 -, 2006.

N.  Kuroda, Torii, H. A., K. Franzen, Y., Wang, Z., Yoneda, S., Inoue, M., Hori, M., Juhasz, B., Horvath, D., Higaki, H., Mohri, A., Eades, J., Komaki, K., and Yamazaki, Y., ?Confinement of a Large Number of Antiprotons and Production of an Ultraslow Antiproton Beam?, Physical Review Letters, vol. 94, p. 023401 -, 2005.