INPUT INSTRUCTIONS FOR PROGRAM VIEW ----- ------------ --- ------- ---- ROBERT H. BLESSING HAUPTMAN-WOODWARD INSTITUTE 73 HIGH STREET BUFFALO, NEW YORK 14203, USA TELEPHONE: (716) 856-9600 ELECTRONIC MAIL: Blessing@HWI.Buffalo.Edu REQUIRES THE 'DATA.RAW' FILE TO DISPLAY RAW SCAN PROFILE PLOTS, OR THE 'DATA.RAW' FILE AND THE 'BGLP.DAT' OF PEAK WIDTH PARAMETERS FROM PROGRAM REFPK TO DISPLAY PROCESSED PROFILE PLOTS. REQUIES 'DATA.RAW', 'BGLP.DAT', AND THE 'DATA.BLP' FILE OF NET INTENSITY DATA FROM PROGRAM BGLP TO KEEP REVISED VALUES OF Y AND SIGMA(Y), Y = FSQ(MEAS) = I/(LP), FROM INTERACTIVELY MODIFIED SCANS IN A NEW 'DATA.BLP' FILE. ALL OTHER INPUT IS INTERACTIVE. - REMEMBER TO TYPE "O" IN RESPONSE TO THE PROMPT "OPTION? " IF YOU NEED HELP. OPTIONS ARE: LIST USER'S OPTIONS O REWIND FILE R ADVANCE N REFLNS. A LIST NEXT 20 REFLNS. L SEARCH SERIAL NO. I SEARCH HKL H SEARCH SYST. ABSNT. HKL HA SEARCH TWO-THETA T SEARCH SIN(TH)/L S SEARCH Q = I/SIGMA(I) Q SEARCH DISPLCD. PKS. PK SEARCH IRRGLR. BKGDS. BG SEARCH SCAN ERRORS ER CONTINUE SEARCH C CHANGE TO LOG SCALE LN SMOOTH PROFILE PLOT SM DISPLAY SCALE 1X 1 MULTIPLY SCALE 2X 2 MULTIPLY SCALE 5X 5 MOVE PK/BG LIMIT(S) M WRITE REVISED REFLN. W PRINT PROFILE PLOT P DELETE MEASUREMENT DE MODIFY SCAN PROFILE MD EXIT E DEFAULT: DISPLAY NEXT PROFILE - FOR THE HKL SEARCH: ENTERING H, K, AND/OR L = 99 ALLOWS "WILDCARD" SEARCHES FOR ZONES HK0, H0L, OR 0KL; LEVELS HKn, HnL, OR nKL; AXES H00, 0K0, OR 00L; OR ROWS Hkl, hKl, OR hkL. H,K,L = 1,1,0 PROMPTS QUERIES FOR SEARCHES FOR ALL ZONAL HHL, ALL AXIAL HH0, OR THE {110} FORM OF REFLECTIONS. H,K,L = 1,0,1 FOR ZONAL HKH, AXIAL H0H, OR THE {101} FORM. H,K,L = 0,1,1 FOR ZONAL HHL, AXIAL HH0, OR THE {011} FORM. H,K,L = 1,1,1 FOR ALL AXIAL HHH, OR THE {111} FORM. - THE SEARCH FOR IRREGULAR BACKGROUNDS IS A SEARCH FOR SIGNIFICANTLY DECREASING BACKGROUND BETWEEN THE ENDS OF THE SCAN AND THE PEAK DUE TO, E.G., RENNINGER REFLECTIONS OR INCUSION OF TAILS FROM NEIGHBORING REFLECTION PEAKS. - THE SCAN ERRORS SEARCH IS A SEARCH FOR DISCONTINUITIES IN THE SCAN PROFILES DUE TO, E.G., SHUTTER OR ATTENUATOR ERRORS OR ELECTRONIC NOISE SPIKES. - ALL THE SEARCHES EXCEPT THE HKL SEARCH AND THE SEARCH FOR SCAN DISCONTINUITY ERRORS SKIP THE STANDARD REFERENCE REFLECTIONS, WHICH ARE FLAGGED BY NEGATIVE SERIAL NUMBERS. AN HKL SEARCH WITH H, K, AND L .NE. 99 AND HKL .NE. 110, 101, 011, OR 111 WILL ASK IF THE REFERENCE REFLECTIONS SHOULD BE SKIPPED. - THE MOVE COMMAND ALLOWS THE USER TO RE-POSITION THE SCAN OR PEAK LIMITS AND RE-EVALUATE THE NET INTEGRATED INTENSITY. THIS FACILITY PROVIDES A MEANS TO DEAL WITH INTRUDING TAILS FROM NEIGHBORING PEAKS OR OTHER IRREGULAR BACKGROUND STRUCTURE. - THE MODIFY COMMAND ALLOWS THE USER TO REPLACE ONE OR MORE STEPS IN A SCAN WITH A LOCAL AVERAGE OF ADJACENT OR NEARBY STEPS AND THEN RE-EVALUATE THE NET INTEGRATED INTENSITY. THIS FACILITY PROVIDES A MEANS TO DEAL WITH IDENTIFIABLE RENNINGER REFLECTIONS OR WITH EXTRAORDINARY NOISE SPIKES THAT APPEAR IN OTHERWISE NORMAL SCAN PROFILES. - IF THE WRITE OR DELETE COMMANDS ARE USED TO MODIFY REFLECTIONS IN, OR REMOVE REFLECTIONS FROM, THE 'DATA.BLP' FILE FROM PROGRAM BGLP, THE CHANGES WILL BE LISTED IN A 'VIEW.LP' FILE WRITTEN AT THE END OF THE PROGRAM VIEW RUN. IN ANY SUBSEQUENT USE OF PROGRAM VIEW, THE MODIFIED OR DELETED REFLECTIONS WILL REAPPEAR IN THEIR ORIGINAL FORM, SINCE PROGRAM VIEW ALWAYS FETCHES THE REFLECTIONS FROM THE 'DATA.RAW' FILE, WHICH IS NOT CHANGED. ONLY THE 'DATA.BLP' FILE IS CHANGED. IF CHANGES IN THE 'DATA.BLP' FILE ARE MADE IN MORE THAN ONE RUN OF PROGRAM VIEW, THE USER MUST KEEP TRACK OF THE NEW VERSIONS OF THE 'DATA.BLP' FILE AND SHOULD REFER TO THE 'VIEW.LP' FILES FOR BOOKKEEPING. ------------------------------------------------------------------------ X X X X X X X X X X X X X X X X X X X XX X X X X X XXXXXXXXXXX XXXXXXXXXXXX XXX * * * XXXX * * * * * * * * * +-----+------------+-------------+--------------------+---------+ I1 IE L1 I0 L2 I2 I1, I2 SCAN LIMITS L1, L2 PEAK LIMITS I0 PEAK CENTROID IE BETA-FILTER ABSORPTION EDGE WITH THE MOVE COMMAND, I1, I2, L1, L2, AND/OR IE CAN BE MOVED INDEPENDENTLY; IF I0 IS MOVED, IE, L1, AND L2 WILL FOLLOW. ------------------------------------------------------------------------