Jeol 8900 Superprobe User's Manual

U.S. DEPARTMENT OF THE INTERIOR U. S. GEOLOGICAL SURVEY JEOL 8900 SUPERPROBE USER'S MANUAL by Patricia E. Weston1 , Judith A. Konnert2, and Patrick J. Wolpert3 Open-File Report 94-404 This report is preliminary and has not been reviewed for conformity with the U.S. Geological Survey editorial standards or with the North American Stratigraphic code. Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government 1994 iUSGS Menlo Park, CA 2USGS Reston, VA 3USGS Denver, CO SECTION 1: Introduction....................................................! SECTION 2: Beginner's Guide to X-Windows.............................2 General introduction ..................................................................... 2 Figure 2.1. Controls of a basic X-window frame ............................... 3 Figure 2.2. Basic window controls................................................4 SECTION 3: Layout ..........................................................6 Figure 3.1. Hardware configuration of USGS microprobe laboratories...........? Instrument Configuration................................................................ 8 Monitors .............................................................................. 8 SONY video monitor................................................................ 8 Cameras and printers................................................................ 8 Console/Control panel features.....................................................9 Joystick control panel............................................................... 10 Optical microscope................................................................... 10 Workstation computers.............................................................. 10 Reston Laboratory Information......................................................... 10 Denver Laboratory Information......................................................... 11 Menlo Park Laboratory Information ................................................... 11 SECTION 4: Normal Start-up and Shutdown...............................12 Start-Up...................................................................................12 Filament Saturation and Beam Alignment............................................. 14 Shut-Down ............................................................................... 15 Procedure 1: (normal shut-down)................................................. 15 Procedure 2: (run overnight)....................................................... 17 SECTION 5: Sample Changing ..............................................18 Initialize Stage Position after Sample Exchange...................................... 20 SECTION 6: Imaging.........................................................21 Optical Imaging........................................................................... 21 Reflected light imaging.............................................................. 21 Transmitted light imaging........................................................... 21 Electron Imaging......................................................................... 22 Image preparation.................................................................... 22 SEI (secondary electron imaging)..................................................22 COMP (back-scattered electron imaging)......................................... 23 TOPO (topographic imaging).......................................................24 Single-element survey imaging.....................................................24 SECTION 7: Photography and Printing.....................................25 Polaroid Camera..........................................................................25 SONY Video Printer..................................................................... 25 Seiko Color Printer.......................................................................27 SECTION 8: Standard Analysis..............................................28 Load a Condition File.................................................................... 28 Element Condition........................................................................29 EOS Condition............................................................................ 30 Stage Condition........................................................................... 31 Enter new positions..................................................................31 Modify existing positions........................................................... 32 Store a Condition File....................................................................33 Check Data................................................................................33 Survey Measurement..................................................................... 34 Pre-set Measurement..................................................................... 34 Copy a Standard Composition.......................................................... 35 SECTION 9: Quantitative Analysis..........................................36 Load a Condition File.................................................................... 36 Correction Method....................................................................... 36 Element Condition........................................................................ 37 EOS Condition............................................................................38 EDS Condition............................................................................38 Standard Conditions .....................................................................38 Stage Condition........................................................................... 39 Enter new positions..................................................................39 Modify existing positions........................................................... 40 Print-out Condition.......................................................................40 Store a Condition File....................................................................40 Measurement Mode ...................................................................... 40 Survey Measurement.....................................................................40 Additional Functions..................................................................... 41 Pre-set Measurement..................................................................... 41 SECTION 10: Line Analysis.................................................42 Element Condition........................................................................42 EOS Condition............................................................................ 43 Enter Lines................................................................................ 43 Set a position, direction, number of pixels (points), analysis interval......... 44 Set the beginning, end, and distance between points............................ 44 Pre-set Measurement..................................................................... 45 Real-Time Line Display..................................................................45 Process Line Analyses................................................................... 45 SECTION 11: Map Analysis .................................................47 Load a Condition File.................................................................... 47 Element Condition........................................................................47 EOS Condition............................................................................48 Enter Areas................................................................................ 48 Pre-set Measurement..................................................................... 50 Real-Time Map Display..................................................................50 Process Area Analyses...................................................................50 Get Calibration Factors.................................................................. 51 SECTION 12: Serial Auto Analysis .........................................52 Recommended Procedure............................................................... 52 Input Condition........................................................................... 53 SECTION 13: EDS Analysis .................................................55 EDS Window Description............................................................... 55 Using EDS for Qualitative Analysis....................................................56 SECTION 14: Qualitative WDS Analysis ...................................58 Real-time Display of Spectra............................................................ 59 Processing Qualitative WDS Spectra................................................... 60 SECTION 15: Data Management.............................................62 Phase Analysis............................................................................62 Summarizing Data........................................................................ 63 Off-line Data Correction................................................................. 64 Transferring Data......................................................................... 65 Backing Up Data .........................................................................67 Using the Data General Workstation to access Microprobe Software.............. 67 SECTION 16: Tips and Troubleshooting....................................68 Alarms....................................................................................

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