168IR    172AU A DECAY (7.7 MS)        2009HA42,1996PA01,1993SE0910NDS    201008
168IR  H TYP=FUL$AUT=CORAL M. BAGLIN$CIT=NDS 111, 1807 (2010)$CUT=15-Jun-2010$
168IR C  1993SE09: SOURCE FROM 106CD(70GE,P3N), E=354 MEV; 80% 106CD TARGET;
168IR2C  MASS SEPARATED RESIDUES IMPLANTED INTO DOUBLE-SIDED SI STRIP DETECTOR;
168IR3C  MEASURED EA, ^T{-1/2}(172AU) FROM (IMPLANT)-|a(t).
168IR C  1996Pa01: sources from heavy-ion fusion-evaporation reactions; recoil
168IR2C  mass separator, double-sided SI strip detector (FWHM LE 20 KEV);
168IR3C  measured EA, parent ^T{-1/2}.
168IR C  2009HA42: 172AU SOURCE FROM 96RU(78KR,PNG),
168IR2C  E=342, 348 MEV; 96% ENRICHED 96RU TARGET FOLLOWED BY ^C
168IR3C  CHARGE RESET FOIL; IN-FLIGHT MASS SEPARATION USING ^RITU GAS-FILLED
168IR4C  SEPARATOR; FUSION-EVAPORATION RESIDUES IMPLANTED IN 2 DOUBLE-SIDED Si
168IR5C  STRIP DETECTORS IN THE ^GREAT SPECTROMETER (WHICH ALSO INCLUDES A
168IR6C  MULTIWIRE PROPORTIONAL COUNTER, 28 Si ^PIN DIODE DETECTORS, A SEGMENTED
168IR7C  PLANAR Ge DETECTOR AND A HPGe CLOVER DETECTOR) AT THE ^RITU FOCAL
168IR8C  PLANE; MEASURED EA, |a(t), |a BRANCHING(168IR), |a CORRELATIONS.
168IR CA IA        FROM I(6870A):I(6800A)=53 5:22 10 (2009HA42) NORMALIZED SO
168IR2CA SUMOF (IA)=100.
168IR CA HF        R0=1.556 3, UNWEIGHTED AVERAGE OF R0(166OS)=1.5638 12
168IR2CA (2008BA14), R0(168OS)=1.557 4 AND R0(168PT)=1.556 3 (THIS EVALUATION),
168IR3CA AND R0(170PT)=1.548 12 (2002BA93) (WEIGHTED AVERAGE IS 1.5562 19).
168IR CA E(A)      CORRELATED WITH 6320A AND 6260A FROM ISOMERIC 168IR, 5623A
168IR2CA FROM 164RE ISOMER AND 5412A FROM 160TA ISOMER.
172AU  P 0+X                           7.7 MS    14             6923      10
172AU CP T         UNWEIGHTED AVERAGE OF 9 MS +2-1 from 6870|a(t) (2009HA42) AND
172AU2CP 6.3 MS 15 FROM 6878|a(t) (1996PA01).  OTHERS: 4 MS 1 (1993SE09, from
172AU3CP time difference of implanted fragments and decay events); 8 MS +5-2
172AU4CP FROM 6800|a(t) (2009HA42).
172AU CP J         POSSIBLY (9+), ANALOGOUS TO THAT SUGGESTED BY 2004GOZZ FOR
172AU2CP 174AU AND 176AU (2009HA42).
168IR  N                        1.0    AP
168IR CN BR        |a DECAY ONLY HAS BEEN OBSERVED. Proton decay is possible,
168IR2CN BUT 2009HA42 AND 1993SE09 SET UPPER LIMITS ON %P OF 0.02 (FROM
168IR3CN CORRELATION BETWEEN 6453A FROM 171PT AND ANY PRECEDING 172AU DECAY)
168IR4CN AND 2, RESPECTIVELY. No experimental information about EC+B+ decay
168IR5CN of 172AU IS AVAILABLE, BUT GROSS BETA DECAY THEORY (1973Ta30) predicts
168IR6CN T1/2(EC+B+) AP 0.9 S which implies %(EC+B+) AP 0.9.
168IR  L 0.0+X                         159 MS    +16-13
168IR CL T         FROM Adopted Levels.
168IR  A 6870       6 70      9                                             A
168IR CA E         WEIGHTED AVERAGE OF 6860 10 (1993SE09), 6878 9 (1996PA01)
168IR2CA AND 6870 10 (2009HA42).
168IR3CA THIS EA WOULD IMPLY QA(172AU)=7034 9 WERE IT A GS TO GS TRANSITION
168IR4CA (cf. QA=7030 50 IN 2003AU03, 2009AUZZ), BUT IT APPEARS, INSTEAD, TO
168IR5CA CONNECT EXCITED STATES IN 172AU AND IN 168IR.
168IR  L 72+X      12
168IR CL E         FROM ENERGY DIFFERENCE BETWEEN |a FEEDING THIS LEVEL AND THAT
168IR2CL FEEDING THE 0+X LEVEL (2009HA42).  CONSISTENT WITH E=65.0 4 AND 73.0 6
168IR3CL FOR PHOTONS OBSERVED TO BE CORRELATED WITH 6800A FROM 172AU, BUT THOSE
168IR4CL ENERGIES (AND THEIR RELATIVE IG) ARE ALSO CLOSE TO EXPECTATION FOR XKA
168IR5CL AND XKB FOR Ir SO THEY PROBABLY RESULT, INSTEAD,
168IR5CL FROM A HIGHLY-CONVERTED TRANSITION AT SOMEWHAT HIGHER
168IR6CL ENERGY.  IF SO, THE PRESENCE OF XK IMPLIES EG>76 KEV, THE K SHELL
168IR7CL BINDING ENERGY FOR Ir.
168IR  A 6800      10 29     10                                             A
168IR CA E         FROM 2009HA42.
168IR  G 72        12                                                          ?
168IRL G FL=0.0+X
168IR CG E         FROM LEVEL ENERGY DIFFERENCE.  SEE ALSO THE COMMENT ON
168IR2CG E(72+X LEVEL).