ENTRY C0166 19990928 0000C016600000001 SUBENT C0166001 19990928 0000C016600100001 BIB 13 31 C016600100002 INSTITUTE (1USAANL,3ISLHEB,1USAWIS,1USANWU) C016600100003 REFERENCE (J,PR/C,53,1950,199604) C016600100004 (J,PR/C,52,460,1995) C016600100005 (J,NP/A,616,115,1997) Conf. on Radioactive Ion Beams, C016600100006 Omiya, Japan, June, 1996. C016600100007 (T,ROBERTS,1995) C016600100008 AUTHOR (K.E.Rehm,M.Paul,A.D.Roberts,C.L.Jiang,D.J.Blumenthal, C016600100009 S.M.Fischer,J.Gehring,D.Henderson,J.Nickles,J.Nolan, C016600100010 R.C.Pardo,J.P.Schiffer,R.E.Segel) C016600100011 TITLE Astrophysical reaction rate for the 18F(p,alpha)15O C016600100012 reaction C016600100013 FACILITY (LINAC) ATLAS FN tandem accelerator. C016600100014 INC-SOURCE 18F negative ion sputter source. 18F ions had an C016600100015 admixture of 18O with an intensity 500-2000 times C016600100016 stronger. C016600100017 INC-SPECT Energy resolution represents energy range due to energyC016600100018 loss of 18F in target. C016600100019 SAMPLE Thin polypropylene (CH2) foils, thickness about 60 C016600100020 microg/cm2. C016600100021 METHOD Gas-filled magnet method. C016600100022 DETECTOR (MAGSP) Split-pole magnetic spectrograph. C016600100023 Measured alpha particles in coincidence with 15O. C016600100024 Focal plane detector consisted of an array of position C016600100025 sensitive silicon dectectors. C016600100026 Silicon detector used to measure alpha particles from C016600100027 18F(p,alpha) reaction in order to improve background C016600100028 suppression. C016600100029 MONIT-REF (,K.YAGI+,J,JPJ,17,595,1962) C016600100030 STATUS (APRVD) Approved by K. Rehm, 21 Sept. 1998. C016600100031 HISTORY (19980902C) C016600100032 (19990928A)) BIB update. C016600100033 ENDBIB 31 0 C016600100034 NOCOMMON 0 0 C016600100035 ENDSUBENT 34 0 C016600199999 SUBENT C0166002 19990928 0000C016600200001 BIB 3 9 C016600200002 REACTION (9-F-18(P,A)8-O-15,,DA) C016600200003 MONITOR (8-O-18(P,EL)8-O-18,,DA) C016600200004 Absolute angle of detector determined from ratio of C016600200005 12C recoil particles to elastically scattered 18O C016600200006 beam. C016600200007 Detector efficiency measured relative to C016600200008 p(18O,alpha)15N of H.Lorenz-Wirzba et al.,Nucl. Phys. C016600200009 A 313, 346 (1979) C016600200010 STATUS Data received by email, K. Rehm, 2 Sept. 1998. C016600200011 ENDBIB 9 0 C016600200012 COMMON 2 3 C016600200013 ANG ANG-ERR C016600200014 ADEG ADEG C016600200015 110. 5. C016600200016 ENDCOMMON 3 0 C016600200017 DATA 5 7 C016600200018 EN-CM EN-RSL DATA DATA-ERR DATA-MAX C016600200019 KEV KEV MB/SR MB/SR MB/SR C016600200020 579. 37. 2.2 2.2 C016600200021 613. 19. 3.1 C016600200022 634. 19. 18. 6. C016600200023 660. 19. 11.1 6. C016600200024 673. 32. 23.2 10. C016600200025 676. 29. 17. 4. C016600200026 761. 35. 2.9 C016600200027 ENDDATA 9 0 C016600200028 ENDSUBENT 27 0 C016600299999 SUBENT C0166003 20030418 0000C016600300001 BIB 5 12 C016600300002 REACTION 1(9-F-18(P,EL),,WID) C016600300003 2(9-F-18(P,TOT),,WID) C016600300004 3(9-F-18(P,A),,WID) C016600300005 4(9-F-19(P,TOT),,WID/STR) C016600300006 ANALYSIS Least-squares fit using assumed GAM(p)/GAM(alpha), C016600300007 leaving the resonance energy and resonance strength C016600300008 as free parameters. C016600300009 ASSUMED (ASSUM,(9-F-18(P,P),,WID)/(9-F-18(P,A),,WID)) C016600300010 STATUS Data taken from main reference. C016600300011 HISTORY (19990928A) Resonance strength added to data, plus C016600300012 miscellaneous updates. C016600300013 (20030418A) Reaction SF3 updated. C016600300014 ENDBIB 12 0 C016600300015 COMMON 2 3 C016600300016 ASSUM ASSUM-ERR C016600300017 NO-DIM NO-DIM C016600300018 0.58 0.06 C016600300019 ENDCOMMON 3 0 C016600300020 DATA 10 1 C016600300021 EN-RES EN-RES-ERR DATA 1DATA-ERR 1DATA 2DATA-ERR 2C016600300022 DATA 3DATA-ERR 3DATA 4DATA-ERR 4 C016600300023 KEV KEV KEV KEV KEV KEV C016600300024 KEV KEV KEV KEV C016600300025 652. 4. 5. 1.6 13.6 4.6 C016600300026 8.6 2.5 2.1 0.7 C016600300027 ENDDATA 6 0 C016600300028 ENDSUBENT 27 0 C016600399999 SUBENT C0166004 19990928 0000C016600400001 BIB 3 6 C016600400002 REACTION 1(9-F-18(P,0),,EN) C016600400003 2(9-F-18(P,TOT),,WID) C016600400004 3(9-F-18(P,TOT),,WID/STR) C016600400005 ANALYSIS Least-suares fit with three free parameters (resonance C016600400006 energy, resonance strength, and total width). C016600400007 HISTORY (19990928A) Reaction updated to resonance strength. C016600400008 ENDBIB 6 0 C016600400009 NOCOMMON 0 0 C016600400010 DATA 6 1 C016600400011 DATA 1DATA-ERR 1DATA 2DATA-ERR 2DATA 3DATA-ERR 3C016600400012 KEV KEV KEV KEV KEV KEV C016600400013 653. 7. 32. 20. 2.7 0.7 C016600400014 ENDDATA 3 0 C016600400015 ENDSUBENT 14 0 C016600499999 ENDENTRY 4 0 C016699999999