{"id":34539802,"url":"https://github.com/gemc/source","last_synced_at":"2025-12-24T06:15:03.676Z","repository":{"id":35098364,"uuid":"39267814","full_name":"gemc/source","owner":"gemc","description":"gemc website:    ","archived":false,"fork":false,"pushed_at":"2025-02-07T20:45:53.000Z","size":5956,"stargazers_count":14,"open_issues_count":38,"forks_count":74,"subscribers_count":9,"default_branch":"main","last_synced_at":"2025-02-07T21:29:00.891Z","etag":null,"topics":["detector","geant4","particle-physics","particles","simulation","simulation-framework"],"latest_commit_sha":null,"homepage":"gemc.jlab.org","language":"C","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":"nodejs/node","license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/gemc.png","metadata":{"files":{"readme":"README.md","changelog":"changeLog","contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2015-07-17T17:59:38.000Z","updated_at":"2025-02-07T20:45:57.000Z","dependencies_parsed_at":"2023-10-16T23:48:02.774Z","dependency_job_id":"f4db277f-af44-4ae6-926f-0ce4f6b635c1","html_url":"https://github.com/gemc/source","commit_stats":null,"previous_names":[],"tags_count":6,"template":false,"template_full_name":null,"purl":"pkg:github/gemc/source","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/gemc%2Fsource","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/gemc%2Fsource/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/gemc%2Fsource/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/gemc%2Fsource/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/gemc","download_url":"https://codeload.github.com/gemc/source/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/gemc%2Fsource/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":27996113,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","status":"online","status_checked_at":"2025-12-24T02:00:07.193Z","response_time":83,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["detector","geant4","particle-physics","particles","simulation","simulation-framework"],"created_at":"2025-12-24T06:14:59.417Z","updated_at":"2025-12-24T06:15:03.669Z","avatar_url":"https://github.com/gemc.png","language":"C","readme":"\n ![Platform](https://img.shields.io/badge/platform-macos%20|%20linux-green.svg)\n ![Language](https://img.shields.io/badge/language-c++-red.svg)\n ![Libraries](https://img.shields.io/badge/libraries-cad%20|%20geant4-blue.svg)\n\n\n\n\u003cb\u003eGE\u003c/b\u003eant4 \u003cb\u003eM\u003c/b\u003eonte-\u003cb\u003eC\u003c/b\u003earlo\n\n\n\u003cb\u003egemc\u003c/b\u003e is an application based on \u003ca href=\"https://geant4.cern.ch\"\u003e Geant4 \u003c/a\u003e to simulate the \npassage of particles through matter.\n\nIt provides:\n\n* application independent geometry description\n* easy interface to build / run experiments\n* cad/gdml imports\n\n\n\u003cp align=\"center\"\u003e\n\t\u003cimg src=\"https://github.com/gemc/docs/blob/master/webPage/source/beam.png\"   height=\"170\" width=\"170\"\u003e\n\t\u003cimg src=\"https://github.com/gemc/docs/blob/master/webPage/source/eic_beam.png\" height=\"170\" width=\"170\"\u003e\n\t\u003cimg src=\"https://github.com/gemc/docs/blob/master/webPage/source/eic.png\"    height=\"170\" width=\"170\"\u003e\n\t\u003cimg src=\"https://github.com/gemc/docs/blob/master/webPage/source/bubble.png\" height=\"170\" width=\"170\"\u003e\n\u003c/p\u003e\n\u003ci\u003e examples of experiments using gemc. From left to right: a \u003ca href=\"https://www.jlab.org/Hall-B/clas12-web/\"\u003eCLAS12\u003c/a\u003e beamline event; \nThe electron and ion beamline and interation point detectors for the \u003ca href=\"https://www.jlab.org/meic/\"\u003eelectron-ion collider\u003c/a\u003e.\nThe gemc simulation of the Electron Ion Collider beamline and detectors.\n10,000 electrons producing photons in the 6mm collimator in the bubble experiments at Jefferson Lab.\u003c/i\u003e\n\n========\n\n\n### Overview:\n\ngemc makes easy things trivial and hard things possible.\n\nUsers can build and run complex setups with minimal programming knowledge. \nSee for example \u003ca href=\"https://gemc.jlab.org/gemc/html/examples/paddles.html#simplepaddleexample\"\u003ehow to build a TOF with\nfew lines of code\u003c/a\u003e.\n\nExperiments can be loaded  using a combination of several available factories:\n\n- MYSQL\n- TEXT\n- GDML\n- CAD (STL, PLY, OBJ formats)\n- C++ Plugin\n\n\u003cp align=\"center\"\u003e\n\t\u003ca href=\"https://github.com/gemc/detectors/blob/master/humanBody/Upper_GI.stl\"\u003e\n\t\u003cimg src=\"https://github.com/gemc/docs/blob/master/webPage/source/examples/humanBody.png\" width=\"380px\" height=\"380px\"\u003e\u003c/img\u003e\u003c/a\u003e\n\t\u003ca href=\"https://github.com/gemc/detectors/blob/master/forFun/enterprise.stl\"\u003e \n\t\u003cimg src=\"https://github.com/gemc/docs/blob/master/webPage/source/examples/forFun.png\"    width=\"380px\" height=\"380px\"\u003e\u003c/img\u003e\u003c/a\u003e\u003cbr\u003e\n\t\u003csmall\u003e\u003ci\u003e gemc can \u003ca href=\"https://gemc.jlab.org/gemc/html/documentation/gdmlCadFactories.html\"\u003eimport models from CAD and GDML\u003c/a\u003e.\n   \tLeft: the upper gastrointestinal system is modeled in CAD.\n   \tIt can be \u003ca href=\"https://gemc.jlab.org/gemc/html/examples/humanBody.html\"\u003eimported in GEMC and made it sensitive\u003c/a\u003e \n\t\tso that radiation doses can be measured.\n   \tRight: the mighty USS Enterprise NCC 1701-A \u003ca href=\"https://gemc.jlab.org/gemc/html/examples/forFun.html\"\u003ecan be\n   \tused to shoot protons torpedos\u003c/a\u003e. \n   \u003c/i\u003e\u003c/small\u003e\n\u003c/p\u003e\n\n### Simulations are application independent\n\nOnce the user defined setup is loaded, it is translated in geant4. This includes:\n\n- geometry\n- materials\n- mirrors\n- physics list\n- digitization\n- electromagnetic fields\n\nAll particles are transported through matters and\nproduce radiation, hits, secondaries. The geant4 results are then collected and organized according to user preferences.\n\n\n\n\u003cp align=\"center\"\u003e\n\t\u003cimg src=\"https://github.com/gemc/docs/blob/master/webPage/source/gemcArchitecture.png\" width=\"90%\"\u003e\n\u003c/p\u003e\n\n\n\n\n### Documentation:\n* \u003ca href=\"http://gemc.jlab.org\"\u003e gemc home page \u003c/a\u003e\n\n\n\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fgemc%2Fsource","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fgemc%2Fsource","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fgemc%2Fsource/lists"}