{"id":381477,"date":"2024-09-03T20:14:17","date_gmt":"2024-09-03T20:14:17","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/hyperelastic-materials-input-the-strain-energy-density-function-3\/"},"modified":"2024-09-03T20:14:17","modified_gmt":"2024-09-03T20:14:17","slug":"hyperelastic-materials-input-the-strain-energy-density-function-3","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/hyperelastic-materials-input-the-strain-energy-density-function-3\/","title":{"rendered":"Hyperelastic materials &#8211; input the strain energy density function"},"content":{"rendered":"<p>&lt;p&gt;I am wondering if I can input a strain energy density for a hyperelastic material.&nbsp; I see that I can put in experimental data using a response function.&nbsp; But in this case, I want to use the strain energy density function that other researchers found, not stress-strain data.&nbsp; I know that I could define a USERMAT, but since its hyperelastic (no plastic deformation), I am wondering if there is a simple way to just enter the strain energy density function without needing to define a USERMAT.&nbsp;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-381477","topic","type-topic","status-publish","hentry","topic-tag-hyperelastic","topic-tag-hyperelastic-material","topic-tag-hyperelasticity","topic-tag-large-strain","topic-tag-strain-energy-2"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["449356","99"],"_bbp_author_ip":["47.212.199.95"],"_btv_view_count":["223"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["381477"],"_bbp_forum_id":["27791"],"_bbp_engagement":["99","449356"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["381533"],"_bbp_last_active_id":["381533"],"_bbp_last_active_time":["2024-09-04 12:33:11"]},"test":"heidi-feigenbaumnau-edu"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/381477","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/381477\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=381477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}