{"id":37,"date":"2021-04-10T14:29:51","date_gmt":"2021-04-10T14:29:51","guid":{"rendered":"http:\/\/106.52.11.132\/?page_id=37"},"modified":"2021-05-25T09:04:49","modified_gmt":"2021-05-25T09:04:49","slug":"knowledge","status":"publish","type":"page","link":"http:\/\/www.gzrunhu.com\/en\/knowledge","title":{"rendered":"Knowledge"},"content":{"rendered":"\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:100%\">\n<div class=\"wp-container-67d4215a49889 wp-block-group\"><div class=\"wp-block-group__inner-container\"><ul class=\"wp-block-latest-posts__list animated fadeIn wp-block-latest-posts\"><li><a href=\"http:\/\/www.gzrunhu.com\/en\/archives\/3553\">Measuring volume resistivity and surface resistivity of conductive materials using the four-point probe method<\/a><div class=\"wp-block-latest-posts__post-excerpt\">Four point probes are used in nanofabrication to measure the resistive properties of conducting films which may include substrates, deposited films, and doped regions on a sample surface. The four-point probe method can be used to measure volume resistivity, surface resistivity, and conductivity. The four-point probe method is the four-terminal measurement using four-point array probes and with RCF calculation.It can &hellip;<p class=\"read-more\"> <a class=\"\" href=\"http:\/\/www.gzrunhu.com\/en\/archives\/3553\"> <span class=\"screen-reader-text\">Measuring volume resistivity and surface resistivity of conductive materials using the four-point probe method<\/span> Read More &raquo;<\/a><\/p><\/div><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><img width=\"300\" height=\"227\" src=\"http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2023\/03\/Schematics-of-a-fuel-cell-stack-operation-and-components-300x227.jpg\" class=\"attachment-medium size-medium wp-post-image\" alt=\"\" loading=\"lazy\" style=\"\" srcset=\"http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2023\/03\/Schematics-of-a-fuel-cell-stack-operation-and-components-300x227.jpg 300w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2023\/03\/Schematics-of-a-fuel-cell-stack-operation-and-components-768x580.jpg 768w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2023\/03\/Schematics-of-a-fuel-cell-stack-operation-and-components-600x453.jpg 600w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2023\/03\/Schematics-of-a-fuel-cell-stack-operation-and-components.jpg 850w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><a href=\"http:\/\/www.gzrunhu.com\/en\/archives\/3461\">Review\uff1aHydrogen Fuel Cells, Carbon Paper, and Bipolar Plate<\/a><div class=\"wp-block-latest-posts__post-excerpt\">Hydrogen fuel cells have gained increasing attention as a sustainable energy source due to their high energy efficiency and low environmental impact. A fuel cell operates by converting the chemical energy from hydrogen fuel and oxygen into electricity, heat, and water. The key components of a fuel cell include the membrane electrode assembly (MEA), the fuel diffusion layer, the oxygen &hellip;<p class=\"read-more\"> <a class=\"\" href=\"http:\/\/www.gzrunhu.com\/en\/archives\/3461\"> <span class=\"screen-reader-text\">Review\uff1aHydrogen Fuel Cells, Carbon Paper, and Bipolar Plate<\/span> Read More &raquo;<\/a><\/p><\/div><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><img width=\"300\" height=\"300\" src=\"http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2022\/01\/\u6b63\u65b9\u5f62kxy-300x300.jpg\" class=\"attachment-medium size-medium wp-post-image\" alt=\"\" loading=\"lazy\" style=\"\" srcset=\"http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2022\/01\/\u6b63\u65b9\u5f62kxy-300x300.jpg 300w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2022\/01\/\u6b63\u65b9\u5f62kxy-1024x1024.jpg 1024w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2022\/01\/\u6b63\u65b9\u5f62kxy-150x150.jpg 150w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2022\/01\/\u6b63\u65b9\u5f62kxy-768x768.jpg 768w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2022\/01\/\u6b63\u65b9\u5f62kxy-1536x1536.jpg 1536w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2022\/01\/\u6b63\u65b9\u5f62kxy-2048x2048.jpg 2048w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2022\/01\/\u6b63\u65b9\u5f62kxy-700x700.jpg 700w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2022\/01\/\u6b63\u65b9\u5f62kxy-600x600.jpg 600w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2022\/01\/\u6b63\u65b9\u5f62kxy-100x100.jpg 100w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><a href=\"http:\/\/www.gzrunhu.com\/en\/archives\/3348\">Tensile Test<\/a><div class=\"wp-block-latest-posts__post-excerpt\">The basic idea of a tensile test is to place a sample of a material between two fixtures called &#8220;grips&#8221; which clamp the material. The material has known dimensions, like length and cross-sectional area. <\/div><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><img width=\"300\" height=\"300\" src=\"http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2021\/08\/RH-MCY05-\u6469\u64e6\u7cfb\u6570\u4eea-300x300.jpg\" class=\"attachment-medium size-medium wp-post-image\" alt=\"\" loading=\"lazy\" style=\"\" srcset=\"http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2021\/08\/RH-MCY05-\u6469\u64e6\u7cfb\u6570\u4eea-300x300.jpg 300w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2021\/08\/RH-MCY05-\u6469\u64e6\u7cfb\u6570\u4eea-150x150.jpg 150w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2021\/08\/RH-MCY05-\u6469\u64e6\u7cfb\u6570\u4eea-600x600.jpg 600w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2021\/08\/RH-MCY05-\u6469\u64e6\u7cfb\u6570\u4eea-100x100.jpg 100w, http:\/\/www.gzrunhu.com\/en\/wp-content\/uploads\/2021\/08\/RH-MCY05-\u6469\u64e6\u7cfb\u6570\u4eea.jpg 750w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><a href=\"http:\/\/www.gzrunhu.com\/en\/archives\/2977\">Coefficient of friction, definition and measurement<\/a><div class=\"wp-block-latest-posts__post-excerpt\">Coefficient of Friction (COF) defifines the sliding interaction between two surfaces. Static Friction and Dynamic Friction (or Kinetic Friction) are defifined in many standards including GB10006, \u00a0 ASTM D1894, \u00a0\u00a0ISO8295,\u00a0\u00a0\u00a0ISO15359, \u00a0GB\/T22895. <\/div><\/li>\n<\/ul><\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"animated bounce\"><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":3,"comment_status":"closed","ping_status":"closed","template":"elementor_theme","meta":{"tpgb_global_settings":"","_themeisle_gutenberg_block_has_review":false,"_ti_tpc_template_sync":false,"_ti_tpc_template_id":""},"tpgb_featured_images":null,"tpgb_post_meta_info":{"get_date":"April 10, 2021","author_name":"Runhu","author_url":"http:\/\/www.gzrunhu.com\/en\/archives\/author\/admin","author_email":"runhuyiqi@126.com","author_website":"","author_description":"","author_facebook":"","author_twitter":"","author_instagram":"","author_role":["administrator"],"author_avatar":"<img alt='' src='http:\/\/1.gravatar.com\/avatar\/1fa058828a38eb164239e04fad0c6eb9?s=200&#038;d=mm&#038;r=g' srcset='http:\/\/1.gravatar.com\/avatar\/1fa058828a38eb164239e04fad0c6eb9?s=400&#038;d=mm&#038;r=g 2x' class='avatar avatar-200 photo' height='200' width='200' loading='lazy'\/>","comment_count":0,"post_likes":0,"post_views":0},"tpgb_post_category":[],"_links":{"self":[{"href":"http:\/\/www.gzrunhu.com\/en\/wp-json\/wp\/v2\/pages\/37"}],"collection":[{"href":"http:\/\/www.gzrunhu.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/www.gzrunhu.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/www.gzrunhu.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gzrunhu.com\/en\/wp-json\/wp\/v2\/comments?post=37"}],"version-history":[{"count":5,"href":"http:\/\/www.gzrunhu.com\/en\/wp-json\/wp\/v2\/pages\/37\/revisions"}],"predecessor-version":[{"id":1105,"href":"http:\/\/www.gzrunhu.com\/en\/wp-json\/wp\/v2\/pages\/37\/revisions\/1105"}],"wp:attachment":[{"href":"http:\/\/www.gzrunhu.com\/en\/wp-json\/wp\/v2\/media?parent=37"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}