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Kneller, J.P.; McLaughlin, G.C. The Effect of Bound Dineutrons upon BBN. Physical Review D. 2004, 70: 043512. doi:10.1103/PhysRevD.70.043512.
How? If this stretch of five species is simply repeated it would seem to indicate that the hexaneutron (with six neutrons), hendecaneutron (with 11 neutrons), and hexadecaneutron (with 16 neutrons), are all stable, bound clusters.Bevelacqua, J. J. Particle stability of the pentaneutron. 物理快报. 1981, 102 (2–3): 79–80. Bibcode:1981PhLB..102...79B. doi:10.1016/0370-2693(81)91033-9.
How? If this stretch of five species is simply repeated it would seem to indicate that the hexaneutron (with six neutrons), hendecaneutron (with 11 neutrons), and hexadecaneutron (with 16 neutrons), are all stable, bound clusters.Bevelacqua, J. J. Particle stability of the pentaneutron. 物理快报. 1981, 102 (2–3): 79–80. Bibcode:1981PhLB..102...79B. doi:10.1016/0370-2693(81)91033-9.