ENTRY 14798 20221031 150514798000 1 SUBENT 14798001 20221031 150514798001 1 BIB 6 7 14798001 2 TITLE Spontaneous Fission Neutron Spectrum of Cf252 14798001 3 AUTHOR (A.B.Smith,P.R.Fields,J.H.Roberts) 14798001 4 REFERENCE (J,PR,108,411,1957) 14798001 5 #doi:10.1103/PhysRev.108.411 14798001 6 INSTITUTE (1USAANL,1USANWU) 14798001 7 ERR-ANALYS (DATA-ERR) No details on sources of uncertainties. 14798001 8 HISTORY (20221031C) BP 14798001 9 ENDBIB 7 0 14798001 10 NOCOMMON 0 0 14798001 11 ENDSUBENT 10 0 1479800199999 SUBENT 14798002 20221031 150514798002 1 BIB 5 11 14798002 2 REACTION (98-CF-252(0,F),PR,NU/DE,,REL) 14798002 3 METHOD (TOF) After leaving the fission source the neutrons 14798002 4 traverse a flight path of 80 cm before striking the 14798002 5 neutron detector. 14798002 6 DETECTOR (SCIN) This detector consisted of a 1 15/16 in. x 1 14798002 7 1/2 in. piece of 8 plastic scintillator mounted on a 14798002 8 RCA 6342 photomultiplier tube. 14798002 9 CORRECTION Corrected for the neutron detection efficiency of the 14798002 10 plastic scintillator. 14798002 11 STATUS (CURVE,,A.B.Smith+,J,PR,108,411,1957) 14798002 12 Fig. 2, page 412 of J,PR,108,411,1957. 14798002 13 ENDBIB 11 0 14798002 14 NOCOMMON 0 0 14798002 15 DATA 3 18 14798002 16 E DATA DATA-ERR 14798002 17 MEV ARB-UNITS ARB-UNITS 14798002 18 0.283 6.390E+01 8.122E+00 14798002 19 0.380 6.687E+01 4.395E+00 14798002 20 0.477 7.240E+01 4.759E+00 14798002 21 0.572 8.064E+01 4.443E+00 14798002 22 0.672 7.535E+01 4.149E+00 14798002 23 0.866 7.886E+01 5.187E+00 14798002 24 1.135 8.024E+01 4.420E+00 14798002 25 1.322 6.771E+01 4.451E+00 14798002 26 1.420 6.509E+01 4.278E+00 14798002 27 1.568 6.186E+01 4.066E+00 14798002 28 1.715 6.049E+01 3.973E+00 14798002 29 1.950 5.251E+01 2.610E+00 14798002 30 2.073 5.077E+01 2.249E+00 14798002 31 2.234 4.508E+01 1.997E+00 14798002 32 2.469 3.914E+01 1.945E+00 14798002 33 2.717 3.322E+01 2.534E+00 14798002 34 3.059 3.342E+01 2.197E+00 14798002 35 3.442 2.665E+01 2.033E+00 14798002 36 ENDDATA 20 0 14798002 37 ENDSUBENT 36 0 1479800299999 SUBENT 14798003 20221031 150514798003 1 BIB 4 8 14798003 2 REACTION (98-CF-252(0,F),PR,NU/DE,,REL) 14798003 3 METHOD (REC) For the proton recoil method, emulsions were 14798003 4 exposed to the Cf252 source in such a manner that the 14798003 5 neutrons entered the emulsions at an angle of 5-10 14798003 6 degree with the emulsion surface. 14798003 7 DETECTOR (PLATE) Ilford C-2, 400-micron emulsions. 14798003 8 STATUS (CURVE,,A.B.Smith+,J,PR,108,411,1957) 14798003 9 Fig. 2, page 412 of J,PR,108,411,1957. 14798003 10 ENDBIB 8 0 14798003 11 NOCOMMON 0 0 14798003 12 DATA 3 15 14798003 13 E DATA DATA-ERR 14798003 14 MEV ARB-UNITS ARB-UNITS 14798003 15 1.422 5.945E+01 9.577E+00 14798003 16 1.626 7.501E+01 9.909E+00 14798003 17 1.863 5.652E+01 5.773E+00 14798003 18 2.011 5.252E+01 5.362E+00 14798003 19 2.208 4.992E+01 5.350E+00 14798003 20 2.419 4.213E+01 4.299E+00 14798003 21 2.603 4.096E+01 4.386E+00 14798003 22 2.911 3.597E+01 4.397E+00 14798003 23 3.293 3.177E+01 3.564E+00 14798003 24 3.664 2.477E+01 2.402E+00 14798003 25 4.193 2.044E+01 2.499E+00 14798003 26 4.761 1.541E+01 1.806E+00 14798003 27 5.345 9.156E+00 1.299E+00 14798003 28 5.972 7.818E+00 1.185E+00 14798003 29 6.555 4.916E+00 8.618E-01 14798003 30 ENDDATA 17 0 14798003 31 ENDSUBENT 30 0 1479800399999 ENDENTRY 3 0 1479899999999