{"id":168,"date":"2021-11-14T12:57:09","date_gmt":"2021-11-14T12:57:09","guid":{"rendered":"http:\/\/www.calm-ebsd.com\/?page_id=168"},"modified":"2021-12-10T18:42:02","modified_gmt":"2021-12-10T18:42:02","slug":"how-to-start","status":"publish","type":"page","link":"https:\/\/www.calm-ebsd.com\/index.php\/how-to-start\/","title":{"rendered":"How to start?"},"content":{"rendered":"\n<p>First, get CALM. Just contact Dr. Tomasz Tokarski: tomasz@calm-ebsd.com.<br><em>The software does not need any installation, i.e. you simply have to move the execution file and glew32.dll together in a directory, together with a few *.ini files for saving some information about the last file processed or the design of your user interface. <\/em><\/p>\n\n\n\n<ol class=\"has-gray-color has-text-color\"><li><strong>Run CALM*.exe<\/strong>.<\/li><li>Click <strong>Load<\/strong> button, and select any <strong>background-corrected<\/strong> <strong>EBSD<\/strong> or TKD  <strong>pattern<\/strong> ( .jpg, .png, .bmp, .tiff, .gif). <br><em>The pattern is displayed as gnomonic and stereographic projection. If the &#8220;display&#8221; check box in the &#8220;Funk transform&#8221; panel at the bottom is active <em>also the Funk transformation of the pattern is displayed, preferably edge filtered<\/em>.<\/em><\/li><li>First, you have to <strong>draw<\/strong> <strong>four initial<\/strong> non-tautozonal<sup>1<\/sup> lattice plane <strong>traces<\/strong>. <ul><li><em>To draw a line, press the left mouse button at the first position in the gnomonic projection, then move the mouse pointer to a second position in the Kikuchi pattern and release the mouse button.<\/em><\/li><li><em>Alternatively, you can do this much easier in the Funk transformation by double-clicking the mouse in the center of four eye-like non-tautozonal features.<\/em><\/li><li><span style=\"text-decoration: underline;\">Please note:<\/span> All 4 initial traces are assumed to be in the center of visible Kikuchi bands. There are many initial definitions possible, however, the best is to create a convex quadrilateral shape with diagonals also belonging to Kikuchi bands.<\/li><\/ul><\/li><li><strong>Define<\/strong> further<strong> lines<\/strong> after selection of already declared points &#8211; Ctrl+left mouse button (LMB) &#8211; in one of the projections in CALM by double-click. <br><em>In Funk transformation lines (great circles) represent (uvw)*<\/em><sup> 2<\/sup>.<\/li><li><strong>Define<\/strong>, if necessary, further <strong>intersection points<\/strong> by selection of lines (Shift+LMB) in one of the pattern projections in CALM by double-click.<br><em>In Funk transformation intersections indicate [hkl]* <\/em><sup>2<\/sup><em>.<\/em> <\/li><li>T<strong>o optimize<\/strong> the defined trace positions, <strong>press F3<\/strong>.<\/li><li>After manual definition of about 10 traces and optimization <strong>press F4<\/strong> to search (automatically) for as many bands as possible.<\/li><li><strong>Select a<\/strong> symmetric and well visible <strong>reference band<\/strong>  (Shift+LMB) <strong>and press F5<\/strong> to define automatically band widths.<\/li><li>If the check box in the panel &#8220;Lattice solutions&#8221; is active, <strong>Bravais lattices<\/strong> candidates are displayed <strong>in real time<\/strong>.   <\/li><\/ol>\n\n\n\n<p>The more complicated a crystal structure is the more bands are required for the automated run. <br>The manual definition is discussed later. <\/p>\n\n\n\n<p style=\"font-size:14px\"><sup>1<\/sup> These are straight lines, three of which do not meet anywhere at the same point.<br><sup>2<\/sup> (uvw)* and [hkl]* are <em>reciprocal<\/em> lattice planes and directions perpendicular to their counterpart in real space with the same indices.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>First, get CALM. Just contact Dr. Tomasz Tokarski: tomasz@calm-ebsd.com.The software does not need any installation, i.e. you simply have to move the execution file and glew32.dll together in a directory, together with a few *.ini files for saving some information <a href=\"https:\/\/www.calm-ebsd.com\/index.php\/how-to-start\/\" class=\"read-more\">Read More &#8230;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/www.calm-ebsd.com\/index.php\/wp-json\/wp\/v2\/pages\/168"}],"collection":[{"href":"https:\/\/www.calm-ebsd.com\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.calm-ebsd.com\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.calm-ebsd.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.calm-ebsd.com\/index.php\/wp-json\/wp\/v2\/comments?post=168"}],"version-history":[{"count":29,"href":"https:\/\/www.calm-ebsd.com\/index.php\/wp-json\/wp\/v2\/pages\/168\/revisions"}],"predecessor-version":[{"id":1690,"href":"https:\/\/www.calm-ebsd.com\/index.php\/wp-json\/wp\/v2\/pages\/168\/revisions\/1690"}],"wp:attachment":[{"href":"https:\/\/www.calm-ebsd.com\/index.php\/wp-json\/wp\/v2\/media?parent=168"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}