Welcome to cloudEMAPS 2.0

A Virtual Electron Microscope at Your Fingertips!

Date Product News
May 5th, 2022 Announcing pyemaps! a free python package for transmission electron diffraction simulations for non-commercial and personal use. Please check this for easy pip installation and user guide.
September 25th, 2021 Improvement on computing accuracies and user interface CTRL+SHIFT+R to refresh.
May 29th, 2021 Raw bloch and probe images download available for paid subscribers! CTRL+SHIFT+R to refresh and catch the latest.
May 1st, 2021 Stereodiagram feature added! Plus more improvements in crystal editing. CTRL+SHIFT+R to refresh at each feature page.
April 24th, 2021 Improvements in crystal editing. Stereodiagram feature coming soon!
April 17th, 2021 Bug fixes in crytsal editing. More crystal editing functions coming soon! Thanks again for your patience.
October 10th, 2020 Added more Bloch simulation parameters such beam selections, omega, g-cutoff, aperture for better simulation control.
September 9th, 2020 Expanded built-in crystals from 11 to 27 with more to come. What do you want to be added? send us suggestions
August 29th, 2020 Added d-space and structure factors in kinematical diffraction simulation on crystal sidebar tab
August 29th, 2020 Now support multiple web tabs per single user and crystal data persistence, requiring logout and closing all tabs before logging back in
August 23rd, 2020 Implemented crystal data persistency through diffractions and 3-D simulations
August 16th, 2020 More abberation parameters added in probe. In addition, 3-D drawing now has boundary atoms controls
August 10th, 2020 cloudEMAPS 2.0 product preview starts. The free preview will end Sept. 10th. The new version includes image and probe in addition to major user interface improvements.
May 1st, 2020 Expanded to allow downloading full resolution bloch simulation image files
April 20th, 2020 Released: cloudEMAPS 1.0!
March 25th, 2020 Enabled crystal data editing and modifications, requiring logoff and login back to use the feature
February 28th, 2020 Added Bloch wave simulation with sample thickness control
January 30th, 2020 Implemented light/dark background switch for diffraction rendering

  • Google Chrome Version 45+(Recommended) Issues & Workarounds
  • Safari Version 9+
  • Microsoft Edge Version 12+
  • Firefox Version 38+ Issues & Workarounds
    • Issue #1: EULA does not display during registration in latest Chrome browser build
    • Workaround:
      • Separate link for downloading EULA is provided on the same screen.
      • simply click on the click on the link and download or view in separate browser window.
      • No such issue on firefox and other browsers.
    • Issue #1: Crystal menu selection does not work with mouse selection in latest 79.0 release
    • Workaround:
      • Select crystals with keyboard up and down keys.
      • Switch to using Chrome or IE browser.
    • Issue #2: 79.0 release does not comply with web storage spec. cloudEMAPS utilizes these local storage necessary for performance and optimum user interface
    • Workaround:
      • Type about:config in the address bar and press Enter.
      • A warning page may appear. Click Accept the Risk and Continue to continue to the about:config page.
      • Search for dom.storage.next_gen
      • Double-click on the dom.storage.next_gen preference to toggle its value to false.
  • Opera Version 30+

  • Windows Desktop(Recommended)
  • Linux
  • MacOS
  • All Major Mobile OSs

  • Personal or Work Email Address
  • Internet Access
Feature Details

Electron Microscope Simulations:

  • Sample Tilting & Deflection
  • Microscope Camera and Voltage Controls
  • Diffraction Modes: Normal or CBED
  • Zone Axis Changes
  • 3D Atomic Structure Visualization
  • Bloch Wave Diffraction Simulations
  • Image and Probe Simulations
  • New! Stereodiagram

  • Stay Tuned for Many Great Features to Come!
  • Classroom Teaching & Learning
  • Lab Research & Training
Product Maintainance and Update Schedule
  • Weekly between noon Saturday and noon Sunday CDT, US Chicago time
  • log out before the above time
  • Login back after the periodic update
  • use ctrl+shift+R to update browser interfaces catch latest changes in the product