***************** * 1.43595 GeV/c * [RF87] PL B229 432 ***************** order 1 2 3 chi^2 3.5247 4.2315 7.9916 b1 -.03825 -.08430 -.10567 del b1 .17251 .17540 .17814 b2 .17396 .15546 del b2 .11973 .12272 b3 .06863 del b3 .09996 1***************** * 1.43695 GeV/c * [RF87] PL B229 432 ***************** order 1 2 3 chi^2 .7897 .7554 1.2267 b1 .33958 .34414 .32714 del b1 .12941 .12950 .13337 b2 .08136 .07620 del b2 .08782 .08835 b3 .04111 del b3 .07711 1***************** * 1.44535 GeV/c * [RF87] PL B229 432 ***************** order 1 2 3 4 5 6 7 8 chi^2 .7843 .7142 .5903 .6223 .7640 .9675 1.3801 2.6102 b1 .36682 .33606 .34226 .34255 .34062 .33989 .33592 .33361 del b1 .08212 .08652 .08667 .08667 .08706 .08708 .08771 .08791 b2 .06749 .09217 .09394 .09364 .09404 .09300 .08964 del b2 .05976 .06316 .06322 .06323 .06324 .06330 .06389 b3 -.06436 -.07594 -.07536 -.07435 -.07414 -.07431 del b3 .05331 .05616 .05621 .05627 .05627 .05628 b4 .02984 .03417 .03382 .03351 .03255 del b4 .04550 .04906 .04907 .04908 .04914 b5 -.01039 -.00438 -.00411 -.00304 del b5 .04405 .04664 .04665 .04673 b6 -.01669 -.02074 -.01737 del b6 .04260 .04393 .04478 b7 .01673 .01115 del b7 .04433 .04661 b8 .02119 del b8 .05471 1**************** * 1.4765 GeV/c * [CM86] PL B189 249 **************** order 1 2 3 chi^2 4.5370 3.5589 6.8480 b1 .15448 .08757 .08220 del b1 .08350 .08753 .08814 b2 .15364 .14326 del b2 .06029 .06352 b3 .02818 del b3 .05426 1**************** * 1.5076 GeV/c * [CM86] PL B189 249 **************** order 1 2 3 chi^2 13.3747 6.4719 6.7383 b1 .05392 -.08942 -.07865 del b1 .06927 .07453 .07465 b2 .28380 .22550 del b2 .05443 .05925 b3 .11854 del b3 .04759 1*************** * 1.546 GeV/c * [WD88] NP A526 575 PL B199 147 *************** order 1 2 3 4 5 chi^2 25.5957 4.6681 .5162 .7586 .3302 b1 -.08078 -.23788 -.26358 -.26327 -.26643 del b1 .03802 .04088 .04135 .04139 .04149 b2 .28055 .23984 .23946 .23622 del b2 .02683 .02858 .02866 .02882 b3 .10038 .09908 .10224 del b3 .02426 .02534 .02551 b4 .00385 .01140 del b4 .02174 .02281 b5 -.02272 del b5 .02085 order 1 2 3 4 5 6 7 8 chi^2 8.1435 2.1651 1.2773 1.3371 1.2768 1.3726 1.3242 1.4369 b1 -.08091 -.24042 -.26801 -.26898 -.27544 -.27542 -.27858 -.27883 del b1 .03806 .04099 .04155 .04158 .04181 .04181 .04187 .04188 b2 .27319 .23076 .23203 .23034 .23002 .22891 .22871 del b2 .02607 .02810 .02818 .02820 .02826 .02827 .02828 b3 .09255 .09820 .10205 .10199 .10535 .10521 del b3 .02288 .02464 .02478 .02478 .02490 .02490 b4 -.01218 .00038 .00062 .00112 .00166 del b4 .01976 .02151 .02155 .02156 .02164 b5 -.02714 -.02578 -.02756 -.02752 del b5 .01838 .01994 .01998 .01998 b6 -.00299 -.01324 -.01358 del b6 .01696 .01848 .01852 b7 .02229 .02026 del b7 .01594 .01741 b8 .00446 del b8 .01540 1*************** * 1.642 GeV/c * [HF92] *************** order 1 2 3 4 5 6 7 8 chi^2 48.3070 9.5096 4.0453 1.9392 1.6774 1.6629 1.8010 1.9509 b1 -.18066 -.31154 -.32283 -.32218 -.32327 -.32379 -.32378 -.32377 del b1 .01088 .01194 .01200 .01200 .01201 .01201 .01201 .01201 b2 .20223 .16373 .16691 .16642 .16594 .16592 .16603 del b2 .00760 .00855 .00856 .00857 .00857 .00858 .00858 b3 .06423 .08277 .08370 .08345 .08344 .08332 del b3 .00652 .00722 .00724 .00724 .00724 .00725 b4 -.03439 -.02784 -.02722 -.02723 -.02726 del b4 .00576 .00639 .00641 .00641 .00641 b5 -.01230 -.00894 -.00891 -.00899 del b5 .00520 .00575 .00576 .00577 b6 -.00660 -.00643 -.00629 del b6 .00483 .00534 .00536 b7 -.00034 .00050 del b7 .00454 .00502 b8 -.00171 del b8 .00438 1*************** * 1.695 GeV/c * [GS89] NP A526 575 *************** order 1 2 3 4 5 6 7 8 chi^2 8.4806 2.2261 .8087 .8821 .9160 .7350 .6023 .6155 b1 -.21521 -.31971 -.32688 -.32694 -.32798 -.32982 -.33127 -.33103 del b1 .02359 .02604 .02609 .02612 .02616 .02619 .02621 .02621 b2 .15757 .11552 .11552 .11565 .11516 .11675 .11581 del b2 .01663 .01920 .01920 .01920 .01920 .01924 .01928 b3 .06338 .06305 .06346 .06330 .06311 .06372 del b3 .01445 .01639 .01640 .01640 .01640 .01642 b4 .00054 .00550 .00658 .00640 .00620 del b4 .01259 .01428 .01430 .01430 .01430 b5 -.00839 .00163 .00091 .00087 del b5 .01138 .01300 .01301 .01301 b6 -.01710 -.02469 -.02484 del b6 .01072 .01212 .01213 b7 .01385 .01008 del b7 .01034 .01161 b8 .00730 del b8 .01023 order 1 2 3 4 5 6 7 8 chi^2 7.0160 2.0845 .9749 1.0399 1.0809 1.0518 .9731 1.0015 b1 -.21541 -.32074 -.32797 -.32800 -.32895 -.33042 -.33183 -.33165 del b1 .02357 .02603 .02608 .02612 .02615 .02618 .02620 .02620 b2 .15814 .11533 .11533 .11541 .11501 .11666 .11582 del b2 .01659 .01917 .01917 .01917 .01918 .01921 .01924 b3 .06407 .06389 .06429 .06411 .06417 .06475 del b3 .01439 .01631 .01632 .01632 .01632 .01634 b4 .00029 .00485 .00559 .00541 .00543 del b4 .01249 .01417 .01418 .01418 .01418 b5 -.00768 -.00012 -.00075 -.00068 del b5 .01127 .01289 .01290 .01290 b6 -.01274 -.02066 -.02101 del b6 .01055 .01194 .01195 b7 .01402 .00974 del b7 .00992 .01123 b8 .00776 del b8 .00955 1**************** * 1.6533 GeV/c * [RTo95] **************** order 1 2 3 4 5 6 7 8 chi^2 24.0571 8.5993 1.8858 1.0153 .9697 1.0413 1.0845 1.1105 b1 -.20421 -.31878 -.33848 -.33855 -.33904 -.33921 -.33937 -.33952 del b1 .01632 .01767 .01776 .01776 .01777 .01779 .01779 .01779 b2 .19296 .13642 .14085 .13994 .13991 .14031 .14007 del b2 .01139 .01254 .01260 .01262 .01262 .01263 .01263 b3 .10445 .11964 .12096 .12085 .12090 .12128 del b3 .00970 .01046 .01051 .01053 .01053 .01054 b4 -.03289 -.02837 -.02820 -.02787 -.02781 del b4 .00851 .00921 .00925 .00926 .00926 b5 -.00994 -.00931 -.00983 -.00952 del b5 .00773 .00838 .00841 .00842 b6 -.00141 -.00361 -.00417 del b6 .00720 .00781 .00784 b7 .00491 .00238 del b7 .00679 .00736 b8 .00582 del b8 .00651 1**************** * 1.6583 GeV/c * [RTo95] **************** order 1 2 3 4 5 6 7 8 chi^2 35.8975 11.5182 3.1830 1.6434 1.3563 1.4316 1.5355 1.2611 b1 -.19571 -.29938 -.31396 -.31415 -.31451 -.31492 -.31486 -.31497 del b1 .01206 .01301 .01307 .01307 .01307 .01308 .01309 .01309 b2 .17968 .13406 .13836 .13701 .13701 .13679 .13605 del b2 .00847 .00928 .00931 .00933 .00933 .00934 .00935 b3 .08633 .10068 .10252 .10221 .10228 .10327 del b3 .00717 .00770 .00774 .00775 .00776 .00777 b4 -.03222 -.02634 -.02585 -.02606 -.02646 del b4 .00628 .00675 .00680 .00682 .00682 b5 -.01348 -.01212 -.01183 -.01090 del b5 .00567 .00608 .00612 .00614 b6 -.00324 -.00236 -.00357 del b6 .00527 .00565 .00568 b7 -.00214 -.00636 del b7 .00498 .00536 b8 .01024 del b8 .00480 1*************** * 1.726 GeV/c * [RTa95] *************** order 1 2 3 4 5 6 7 8 chi^2 3.3494 1.5220 0.7220 0.6914 0.7374 0.8118 0.9456 0.9661 b1 -0.17780 -0.26027 -0.26308 -0.26612 -0.26888 -0.26862 -0.26859 -0.26848 del b1 0.03224 0.03646 0.03647 0.03660 0.03692 0.03692 0.03693 0.03693 b2 0.11223 0.06547 0.06879 0.07060 0.06882 0.06886 0.06710 del b2 0.02317 0.02769 0.02789 0.02807 0.02833 0.02833 0.02840 b3 0.06461 0.05090 0.04884 0.05020 0.05000 0.05065 del b3 0.02094 0.02504 0.02530 0.02547 0.02556 0.02557 b4 0.01876 0.02599 0.02478 0.02497 0.02641 del b4 0.01878 0.02268 0.02282 0.02291 0.02296 b5 -0.00973 -0.00458 -0.00482 -0.00704 del b5 0.01710 0.02036 0.02051 0.02065 b6 -0.00745 -0.00644 -0.00411 del b6 0.01600 0.01922 0.01939 b7 -0.00148 -0.01020 del b7 0.01561 0.01827 b8 0.01458 del b8 0.01588 1*************** * 1.771 GeV/c * [RTa95] *************** order 1 2 3 4 5 6 7 8 chi^2 2.8016 2.8693 1.5713 0.7467 0.8393 0.8716 0.9901 1.1548 b1 -0.20801 -0.23083 -0.22812 -0.23689 -0.23715 -0.23668 -0.23683 -0.23689 del b1 0.02898 0.03306 0.03307 0.03320 0.03338 0.03339 0.03339 0.03339 b2 0.03050 -0.02641 -0.01606 -0.01584 -0.01839 -0.01821 -0.01799 del b2 0.02126 0.02562 0.02585 0.02602 0.02622 0.02623 0.02623 b3 0.07558 0.03731 0.03702 0.03919 0.03825 0.03836 del b3 0.01898 0.02287 0.02321 0.02337 0.02349 0.02349 b4 0.05156 0.05243 0.04970 0.05075 0.05005 del b4 0.01719 0.02079 0.02108 0.02125 0.02132 b5 -0.00116 0.00732 0.00602 0.00708 del b5 0.01570 0.01908 0.01935 0.01953 b6 -0.01155 -0.00748 -0.00883 del b6 0.01475 0.01790 0.01820 b7 -0.00575 -0.00196 del b7 0.01433 0.01707 b8 -0.00586 del b8 0.01436 1**************** * 1.7704 GeV/c * [RTo95] (overridden by the above data) **************** order 1 2 3 4 5 6 7 8 chi^2 11.6813 11.1031 6.6311 3.5090 3.2131 2.2935 2.4286 2.6329 b1 -.19285 -.22391 -.23520 -.23271 -.23423 -.23896 -.23855 -.23859 del b1 .01417 .01567 .01572 .01573 .01574 .01578 .01579 .01579 b2 .04627 .00019 -.01050 -.00703 -.00367 -.00453 -.00436 del b2 .00998 .01119 .01129 .01136 .01139 .01144 .01144 b3 .07502 .04918 .04470 .03978 .04038 .04007 del b3 .00825 .00898 .00912 .00921 .00924 .00927 b4 .05206 .04383 .04935 .04858 .04891 del b4 .00712 .00772 .00784 .00790 .00794 b5 .01783 .02884 .02990 .02950 del b5 .00645 .00704 .00716 .00722 b6 -.02335 -.02127 -.02085 del b6 .00600 .00651 .00659 b7 -.00468 -.00359 del b7 .00571 .00626 b8 -.00234 del b8 .00549 1*************** * 1.835 GeV/c * [RK94] *************** order 1 2 3 4 5 6 7 8 chi^2 6.2784 6.2778 5.2593 2.2422 2.1421 1.2684 .7291 .6388 b1 -.21309 -.17720 -.16452 -.18070 -.18082 -.18856 -.18455 -.18534 del b1 .02411 .02804 .02817 .02826 .02826 .02834 .02837 .02838 b2 -.04552 -.10788 -.09199 -.09241 -.08808 -.09422 -.09210 del b2 .01815 .02240 .02251 .02251 .02254 .02265 .02271 b3 .07380 .00031 .00235 .00082 .00504 .00285 del b3 .01553 .01866 .01869 .01869 .01875 .01883 b4 .09546 .07866 .07659 .07606 .07750 del b4 .01343 .01606 .01607 .01607 .01611 b5 .02298 .05264 .05025 .05014 del b5 .01204 .01449 .01452 .01452 b6 -.04155 -.02055 -.02158 del b6 .01131 .01359 .01362 b7 -.02976 -.02065 del b7 .01070 .01275 b8 -.01355 del b8 .01033 1***************** * 1.89177 GeV/c * [TS92] ***************** beam momentum: 1.8956 GeV/c degrader: 0.0, 7.9 mm averaged effective beam momentum: 1.89177 +- .00195 GeV/c order 1 2 3 4 5 6 7 8 chi^2 7.5317 6.5403 6.1995 2.2310 1.2227 1.1956 1.1856 1.1708 b1 -.22615 -.14496 -.13353 -.14764 -.15555 -.16115 -.15784 -.15718 del b1 .02926 .03433 .03451 .03457 .03464 .03495 .03507 .03508 b2 -.09993 -.15276 -.14381 -.13690 -.13203 -.13686 -.13931 del b2 .02211 .02741 .02744 .02751 .02781 .02813 .02822 b3 .06073 -.02117 -.02394 -.02687 -.02285 -.01958 del b3 .01863 .02194 .02196 .02209 .02237 .02256 b4 .11191 .07786 .07863 .07694 .07425 del b4 .01585 .01858 .01859 .01865 .01880 b5 .05068 .06187 .06144 .06239 del b5 .01444 .01714 .01715 .01717 b6 -.01672 -.00654 -.00624 del b6 .01381 .01649 .01649 b7 -.01495 -.02418 del b7 .01324 .01553 b8 .01501 del b8 .01322 1***************** * 1.90342 GeV/c * [TS92] ***************** beam momentum: 1.9106 GeV/c degrader: 0.0, 7.9, 15.0 mm averaged effective beam momentum: 1.90342 +- .00309 GeV/c order 1 2 3 4 5 6 7 8 chi^2 21.8666 20.0331 19.3597 6.6029 4.4468 2.8542 1.8938 1.4447 b1 -.21054 -.13125 -.12868 -.12797 -.13520 -.14776 -.13972 -.14108 del b1 .01945 .02272 .02272 .02272 .02276 .02295 .02308 .02309 b2 -.09675 -.14681 -.15480 -.14261 -.12949 -.13867 -.13519 del b2 .01431 .01715 .01716 .01731 .01757 .01780 .01787 b3 .06314 -.01995 -.03126 -.04233 -.03465 -.03883 del b3 .01191 .01360 .01377 .01400 .01420 .01432 b4 .12628 .09800 .10482 .09925 .10336 del b4 .00999 .01132 .01143 .01156 .01171 b5 .04878 .07164 .07479 .07180 del b5 .00919 .01060 .01064 .01072 b6 -.03799 -.02154 -.02000 del b6 .00877 .01013 .01015 b7 -.02747 -.01658 del b7 .00846 .00975 b8 -.01916 del b8 .00854 1**************** * 1.9185 GeV/c * [MZ92] **************** order 1 2 3 4 5 6 7 8 chi^2 28.5980 23.8302 20.4043 4.1964 2.4469 1.2271 1.1714 1.0791 b1 -.21074 -.11235 -.08827 -.11445 -.11921 -.12991 -.12678 -.12537 del b1 .01381 .01670 .01692 .01700 .01702 .01720 .01735 .01738 b2 -.11124 -.18978 -.16178 -.15813 -.14738 -.15121 -.15392 del b2 .01062 .01383 .01394 .01395 .01418 .01445 .01456 b3 .08019 -.02672 -.02716 -.03320 -.03000 -.02663 del b3 .00904 .01119 .01119 .01128 .01151 .01174 b4 .12253 .09488 .09575 .09413 .09121 del b4 .00755 .00914 .00915 .00922 .00943 b5 .03638 .05667 .05670 .05790 del b5 .00679 .00828 .00828 .00832 b6 -.02714 -.02087 -.02052 del b6 .00634 .00781 .00782 b7 -.00839 -.01481 del b7 .00609 .00748 b8 .00877 del b8 .00593 1**************** * 1.9476 GeV/c * [RB95] **************** order 1 2 3 4 5 6 7 8 chi^2 5.6091 4.9381 4.4938 1.6267 0.5589 0.4751 0.4871 0.5290 b1 -0.20390 -0.09918 -0.07373 -0.09564 -0.11377 -0.12436 -0.12058 -0.12055 del b1 0.03812 0.04580 0.04638 0.04649 0.04670 0.04742 0.04788 0.04788 b2 -0.12136 -0.20283 -0.18169 -0.16642 -0.15499 -0.15909 -0.15933 del b2 0.02942 0.03764 0.03776 0.03795 0.03898 0.03962 0.03965 b3 0.08535 -0.02928 -0.03724 -0.04288 -0.03987 -0.03934 del b3 0.02459 0.02969 0.02975 0.03007 0.03053 0.03070 b4 0.13995 0.08508 0.08473 0.08374 0.08311 del b4 0.02031 0.02437 0.02437 0.02443 0.02474 b5 0.07691 0.09481 0.09421 0.09447 del b5 0.01889 0.02348 0.02350 0.02356 b6 -0.02296 -0.01553 -0.01545 del b6 0.01789 0.02206 0.02207 b7 -0.00971 -0.01155 del b7 0.01687 0.02040 b8 0.00260 del b8 0.01618 1**************** * 1.9906 GeV/c * [RB95] **************** order 1 2 3 4 5 6 7 8 chi^2 7.8893 6.9786 6.2010 1.6403 0.8794 0.5173 0.5588 0.5494 b1 -0.24474 -0.13264 -0.09725 -0.13110 -0.14331 -0.15994 -0.16093 -0.15833 del b1 0.03428 0.04139 0.04216 0.04234 0.04249 0.04306 0.04366 0.04378 b2 -0.12967 -0.22701 -0.18796 -0.17983 -0.15998 -0.15885 -0.16298 del b2 0.02682 0.03475 0.03504 0.03512 0.03611 0.03703 0.03738 b3 0.09942 -0.04132 -0.04476 -0.05559 -0.05657 -0.05166 del b3 0.02256 0.02783 0.02785 0.02822 0.02911 0.02973 b4 0.16102 0.11802 0.11988 0.12032 0.11596 del b4 0.01864 0.02231 0.02233 0.02256 0.02318 b5 0.05916 0.08685 0.08690 0.08865 del b5 0.01687 0.02054 0.02054 0.02066 b6 -0.03782 -0.03939 -0.03869 del b6 0.01600 0.01968 0.01970 b7 0.00209 -0.00688 del b7 0.01525 0.01881 b8 0.01208 del b8 0.01484 1------------------------------------------------------------------------------- [CM86] : PhD Thesis of Christopher J. Maher, 'The p bar p -> Lambda bar Lambda Reaction Near Threshold', June 1986, CMU, Pittsburgh, PA, USA [FS91] : PhD Thesis of Fritz Stinzing, 'Untersuchung der Reaktion p bar p -> Lambda bar Lambda mit besonderer Beruecksichtigung des Schwellen- bereichs', July 1991, Erlangen, Germany [GS89] : PhD Thesis of Georg Sehl, 'Die Reaktion p bar p -> Lambda bar Lambda 92MeV ueber der Reaktionsschwelle', December 1989, Juelich, Germany, Juel-Spez-535, ISSN 0343-7639 [HF92] : PhD Thesis of Horst Fischer, 'Erzeugung und Zerfall von Strangeness in p bar p -> Lambda bar Lambda und Symmetrietests am LEAR bei 1.642 GeV/c', June 1992, Freiburg, Germany [KS96] : PhD Thesis of Kirsten Sachs, Strangenesserzeugung in der Lambdabar Sigma0- und Sigma0bar Lambda-Produktion bei hohen LEAR-Energien', March 1996, Juelich, Germany, Juel-3201, ISSN 0944-2952 [MZ92] : PhD Thesis of Michal Ziolkowski, 'Dynamik der p bar p -> Lambda bar Lambda Reaktion 170.5 MeV ueber der Produktionsschwelle', December 1992, Juelich, Germany, Juel-2703, ISSN 0366-0885 [RB95] : PhD Thesis of Ralf Br"oders, 'Spinobservablen der Strangenesserzeugung in der Reaktion p bar p -> Lambda bar Lambda', December 1995, Juelich, Germany, Juel-3151, ISSN 0944-2952 [RF87] : PhD Thesis of Roland von Frankenberg, 'Schwellenmessung der Reaktion p bar p -> Lambda bar Lambda am LEAR', December 1987, Erlangen, Germany [RK94] : PhD Thesis of Ralph-Andre Kraft, 'Untersuchung der Reaktion p bar p -> Lambda bar Lambda bei 1.835 GeV/c am Niederenergie- Antiprotonen-Speicherring LEAR', September 1994, Erlangen, Germany [RTa95]: PhD Thesis of Rex Tayloe, 'A Measurement of the p bar p -> Lambda bar Lambda and p bar p -> Sigma0 bar Lambda + c.c. Reactions at 1.726 GeV/c', March 1995, University of Illinois at Urbana-Champaign, USA [RTo95]: PhD Thesis of Ralf Todenhagen, 'Strangenessproduktion in Antiproton- Proton-Stoessen bei Einschussimpulsen um 1700 MeV/c', February 1995, Freiburg, Germany [TS92] : PhD Thesis of Thomas Sefzick, 'Lambda - Anti-Lambda - Erzeugung im Bereich der Sigma-Schwelle', February 1992, Juelich, Germany, Juel-2584, ISSN 0366-0885 [WD88] : PhD Thesis of Werner Dutty, 'Untersuchung der Reaktion p bar p -> Lambda bar Lambda fuer den Einschussimpuls von 1.546 GeV/c', October 1988, Freiburg, Germany