{"id":258,"date":"2020-07-14T14:15:00","date_gmt":"2020-07-14T14:15:00","guid":{"rendered":"http:\/\/fimcos.gradri.uniri.hr\/?p=258"},"modified":"2020-07-21T08:20:05","modified_gmt":"2020-07-21T08:20:05","slug":"fourth-group-of-experiments-2","status":"publish","type":"post","link":"https:\/\/fimcos.gradri.uniri.hr\/?p=258","title":{"rendered":"Fourth group of experiments"},"content":{"rendered":"\n<p>We want to capture a size effect phenomenon that manifests itself in increased stiffness of smaller specimens made of the same material (which is not recognized in the classical theory). For this reason we have a different size of aluminium specimens with artificially created micro-structure and in today&#8217;s experiment we have a smallest one. The dimensions of specimens are 150&#215;12,7&#215;12,7 mm and unfortunately this is too small for our Controls hydraulic testing machine. That is why this time we had an experiment in the <a href=\"http:\/\/nanori.uniri.hr\/\">Center for Micro- and Nanosciences and Technologies<\/a>, <a href=\"http:\/\/nanori.uniri.hr\/lpemnt\/\">Laboratory for Precision Engineering and Micro- and Nanosystems Technologies<\/a> with the valuable help of <a href=\"https:\/\/portal.uniri.hr\/portfelj\/1149\">doc. dr. sc. Ervin Kamenar.<\/a><\/p>\n\n\n\n<figure class=\"is-layout-flex wp-block-gallery-1 wp-block-gallery columns-1 is-cropped\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"251\" src=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/4-1024x251.jpg\" alt=\"\" data-id=\"259\" data-full-url=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/4.jpg\" data-link=\"https:\/\/fimcos.gradri.uniri.hr\/?attachment_id=259\" class=\"wp-image-259\" srcset=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/4-1024x251.jpg 1024w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/4-300x73.jpg 300w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/4-768x188.jpg 768w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/4-500x122.jpg 500w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/4.jpg 1184w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"blocks-gallery-item__caption\">The aluminium specimen with artificially created micro-structure<\/figcaption><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>Our 4<sup>th<\/sup>&nbsp;group of experiments took place on 13<sup>th<\/sup>&nbsp;and 14<sup>th<\/sup>of July 2020. The aluminium specimens were subjected to a three-point bending on Shimadzu Autograph AGS-X testing machine (5 kN) using dedicated data processing software (TRAPEZIUM LITE X).<\/p>\n\n\n\n<figure class=\"is-layout-flex wp-block-gallery-3 wp-block-gallery aligncenter columns-2 is-cropped\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"1600\" height=\"1200\" src=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/6.jpg\" alt=\"\" data-id=\"262\" data-full-url=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/6.jpg\" data-link=\"https:\/\/fimcos.gradri.uniri.hr\/?attachment_id=262\" class=\"wp-image-262\" srcset=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/6.jpg 1600w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/6-300x225.jpg 300w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/6-1024x768.jpg 1024w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/6-768x576.jpg 768w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/6-1536x1152.jpg 1536w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/6-400x300.jpg 400w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><figcaption class=\"blocks-gallery-item__caption\">Shimadzu Autograph AGS-X testing machine<\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"1600\" height=\"1200\" src=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/3.jpg\" alt=\"\" data-id=\"261\" data-full-url=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/3.jpg\" data-link=\"https:\/\/fimcos.gradri.uniri.hr\/?attachment_id=261\" class=\"wp-image-261\" srcset=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/3.jpg 1600w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/3-300x225.jpg 300w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/3-1024x768.jpg 1024w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/3-768x576.jpg 768w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/3-1536x1152.jpg 1536w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/3-400x300.jpg 400w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><figcaption class=\"blocks-gallery-item__caption\">Specimen setup on testing machine<\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"1600\" height=\"1200\" src=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/9.jpg\" alt=\"\" data-id=\"264\" data-full-url=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/9.jpg\" data-link=\"https:\/\/fimcos.gradri.uniri.hr\/?attachment_id=264\" class=\"wp-image-264\" srcset=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/9.jpg 1600w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/9-300x225.jpg 300w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/9-1024x768.jpg 1024w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/9-768x576.jpg 768w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/9-1536x1152.jpg 1536w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/9-400x300.jpg 400w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><figcaption class=\"blocks-gallery-item__caption\">Sneak peek<\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"1600\" height=\"778\" src=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/25.jpg\" alt=\"\" data-id=\"265\" data-full-url=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/25.jpg\" data-link=\"https:\/\/fimcos.gradri.uniri.hr\/?attachment_id=265\" class=\"wp-image-265\" srcset=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/25.jpg 1600w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/25-300x146.jpg 300w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/25-1024x498.jpg 1024w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/25-768x373.jpg 768w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/25-1536x747.jpg 1536w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/25-500x243.jpg 500w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><figcaption class=\"blocks-gallery-item__caption\">We are all ready<\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"1600\" height=\"778\" src=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/26.jpg\" alt=\"\" data-id=\"266\" data-full-url=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/26.jpg\" data-link=\"https:\/\/fimcos.gradri.uniri.hr\/?attachment_id=266\" class=\"wp-image-266\" srcset=\"https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/26.jpg 1600w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/26-300x146.jpg 300w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/26-1024x498.jpg 1024w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/26-768x373.jpg 768w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/26-1536x747.jpg 1536w, https:\/\/fimcos.gradri.uniri.hr\/wp-content\/uploads\/2020\/07\/26-500x243.jpg 500w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><figcaption class=\"blocks-gallery-item__caption\">Three-point bending test<\/figcaption><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>We monitored deformations at the specific points of the specimens via strain gauges and also, the experiments have been video recorded using specialised GOM Aramis software for strain&nbsp;measurement.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We want to capture a size effect phenomenon that manifests itself in increased stiffness of smaller specimens made of the same material (which is not recognized in the classical theory). For this reason we have a different size of aluminium &hellip; <a href=\"https:\/\/fimcos.gradri.uniri.hr\/?p=258\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[],"_links":{"self":[{"href":"https:\/\/fimcos.gradri.uniri.hr\/index.php?rest_route=\/wp\/v2\/posts\/258"}],"collection":[{"href":"https:\/\/fimcos.gradri.uniri.hr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fimcos.gradri.uniri.hr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fimcos.gradri.uniri.hr\/index.php?rest_route=\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/fimcos.gradri.uniri.hr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=258"}],"version-history":[{"count":6,"href":"https:\/\/fimcos.gradri.uniri.hr\/index.php?rest_route=\/wp\/v2\/posts\/258\/revisions"}],"predecessor-version":[{"id":283,"href":"https:\/\/fimcos.gradri.uniri.hr\/index.php?rest_route=\/wp\/v2\/posts\/258\/revisions\/283"}],"wp:attachment":[{"href":"https:\/\/fimcos.gradri.uniri.hr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fimcos.gradri.uniri.hr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fimcos.gradri.uniri.hr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}