{"id":"https://openalex.org/W3096158929","doi":"https://doi.org/10.3390/sym12111815","title":"Meso-Damage Mechanism of Strength and Deformation Characteristics of Typical Sandstone in Xinwen Coalfield","display_name":"Meso-Damage Mechanism of Strength and Deformation Characteristics of Typical Sandstone in Xinwen Coalfield","publication_year":2020,"publication_date":"2020-11-02","ids":{"openalex":"https://openalex.org/W3096158929","doi":"https://doi.org/10.3390/sym12111815","mag":"3096158929"},"language":"en","primary_location":{"id":"doi:10.3390/sym12111815","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym12111815","pdf_url":"https://www.mdpi.com/2073-8994/12/11/1815/pdf?version=1604314387","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2073-8994/12/11/1815/pdf?version=1604314387","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112688420","display_name":"Chunjing Gao","orcid":null},"institutions":[{"id":"https://openalex.org/I80143920","display_name":"Shandong University of Science and Technology","ror":"https://ror.org/04gtjhw98","country_code":"CN","type":"education","lineage":["https://openalex.org/I80143920"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chunjing Gao","raw_affiliation_strings":["College of Safety and Environmental Engineering, Shandong University of Science and Technology, Qingdao 266590, China","State Key Laboratory of Mining Disaster Prevention and Control Co-Founded by Shandong Province and the Ministry of Science and Technology, Shandong University of Science and Technology, Qingdao 266590, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Safety and Environmental Engineering, Shandong University of Science and Technology, Qingdao 266590, China","institution_ids":["https://openalex.org/I80143920"]},{"raw_affiliation_string":"State Key Laboratory of Mining Disaster Prevention and Control Co-Founded by Shandong Province and the Ministry of Science and Technology, Shandong University of Science and Technology, Qingdao 266590, China","institution_ids":["https://openalex.org/I80143920"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103020036","display_name":"Dongmei Huang","orcid":"https://orcid.org/0000-0002-4114-4110"},"institutions":[{"id":"https://openalex.org/I80143920","display_name":"Shandong University of Science and Technology","ror":"https://ror.org/04gtjhw98","country_code":"CN","type":"education","lineage":["https://openalex.org/I80143920"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Dongmei Huang","raw_affiliation_strings":["College of Safety and Environmental Engineering, Shandong University of Science and Technology, Qingdao 266590, China","State Key Laboratory of Mining Disaster Prevention and Control Co-Founded by Shandong Province and the Ministry of Science and Technology, Shandong University of Science and Technology, Qingdao 266590, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Safety and Environmental Engineering, Shandong University of Science and Technology, Qingdao 266590, China","institution_ids":["https://openalex.org/I80143920"]},{"raw_affiliation_string":"State Key Laboratory of Mining Disaster Prevention and Control Co-Founded by Shandong Province and the Ministry of Science and Technology, Shandong University of Science and Technology, Qingdao 266590, China","institution_ids":["https://openalex.org/I80143920"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005808712","display_name":"Xikun Chang","orcid":"https://orcid.org/0000-0003-4955-3098"},"institutions":[{"id":"https://openalex.org/I80143920","display_name":"Shandong University of Science and Technology","ror":"https://ror.org/04gtjhw98","country_code":"CN","type":"education","lineage":["https://openalex.org/I80143920"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xikun Chang","raw_affiliation_strings":["College of Energy and Mining Engineering, Shandong University of Science and Technology, Qingdao 266590, China","State Key Laboratory of Mining Disaster Prevention and Control Co-Founded by Shandong Province and the Ministry of Science and Technology, Shandong University of Science and Technology, Qingdao 266590, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Energy and Mining Engineering, Shandong University of Science and Technology, Qingdao 266590, China","institution_ids":["https://openalex.org/I80143920"]},{"raw_affiliation_string":"State Key Laboratory of Mining Disaster Prevention and Control Co-Founded by Shandong Province and the Ministry of Science and Technology, Shandong University of Science and Technology, Qingdao 266590, China","institution_ids":["https://openalex.org/I80143920"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102327215","display_name":"Han Xi","orcid":"https://orcid.org/0009-0005-7223-9402"},"institutions":[{"id":"https://openalex.org/I80143920","display_name":"Shandong University of Science and Technology","ror":"https://ror.org/04gtjhw98","country_code":"CN","type":"education","lineage":["https://openalex.org/I80143920"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Han Xi","raw_affiliation_strings":["College of Safety and Environmental Engineering, Shandong University of Science and Technology, Qingdao 266590, China","State Key Laboratory of Mining Disaster Prevention and Control Co-Founded by Shandong Province and the Ministry of Science and Technology, Shandong University of Science and Technology, Qingdao 266590, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Safety and Environmental Engineering, Shandong University of Science and Technology, Qingdao 266590, China","institution_ids":["https://openalex.org/I80143920"]},{"raw_affiliation_string":"State Key Laboratory of Mining Disaster Prevention and Control Co-Founded by Shandong Province and the Ministry of Science and Technology, Shandong University of Science and Technology, Qingdao 266590, China","institution_ids":["https://openalex.org/I80143920"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5005808712","https://openalex.org/A5103020036"],"corresponding_institution_ids":["https://openalex.org/I80143920"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2227},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2227},"fwci":0.3895,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.51681826,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"12","issue":"11","first_page":"1815","last_page":"1815"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10161","display_name":"Rock Mechanics and Modeling","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10161","display_name":"Rock Mechanics and Modeling","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13772","display_name":"Geomechanics and Mining Engineering","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14392","display_name":"Geoscience and Mining Technology","score":0.9940000176429749,"subfield":{"id":"https://openalex.org/subfields/2213","display_name":"Safety, Risk, Reliability and Quality"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/fractal-dimension","display_name":"Fractal dimension","score":0.8392027020454407},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.6913433074951172},{"id":"https://openalex.org/keywords/fractal","display_name":"Fractal","score":0.6725053787231445},{"id":"https://openalex.org/keywords/deformation","display_name":"Deformation (meteorology)","score":0.5503199100494385},{"id":"https://openalex.org/keywords/geotechnical-engineering","display_name":"Geotechnical engineering","score":0.5258429646492004},{"id":"https://openalex.org/keywords/compressive-strength","display_name":"Compressive strength","score":0.47259148955345154},{"id":"https://openalex.org/keywords/elastic-modulus","display_name":"Elastic modulus","score":0.44180190563201904},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.34894949197769165},{"id":"https://openalex.org/keywords/composite-material","display_name":"Composite material","score":0.1951293647289276},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11800846457481384},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.06367269158363342}],"concepts":[{"id":"https://openalex.org/C26546657","wikidata":"https://www.wikidata.org/wiki/Q1412452","display_name":"Fractal dimension","level":3,"score":0.8392027020454407},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.6913433074951172},{"id":"https://openalex.org/C40636538","wikidata":"https://www.wikidata.org/wiki/Q81392","display_name":"Fractal","level":2,"score":0.6725053787231445},{"id":"https://openalex.org/C204366326","wikidata":"https://www.wikidata.org/wiki/Q3027650","display_name":"Deformation (meteorology)","level":2,"score":0.5503199100494385},{"id":"https://openalex.org/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","level":1,"score":0.5258429646492004},{"id":"https://openalex.org/C30407753","wikidata":"https://www.wikidata.org/wiki/Q186191","display_name":"Compressive strength","level":2,"score":0.47259148955345154},{"id":"https://openalex.org/C43486711","wikidata":"https://www.wikidata.org/wiki/Q192005","display_name":"Elastic modulus","level":2,"score":0.44180190563201904},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.34894949197769165},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.1951293647289276},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11800846457481384},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.06367269158363342},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/sym12111815","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym12111815","pdf_url":"https://www.mdpi.com/2073-8994/12/11/1815/pdf?version=1604314387","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:558ed698205e461481f750e427d99d7a","is_oa":true,"landing_page_url":"https://doaj.org/article/558ed698205e461481f750e427d99d7a","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Symmetry, Vol 12, Iss 11, p 1815 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2073-8994/12/11/1815/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/sym12111815","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Symmetry; Volume 12; Issue 11; Pages: 1815","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/sym12111815","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym12111815","pdf_url":"https://www.mdpi.com/2073-8994/12/11/1815/pdf?version=1604314387","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.5899999737739563}],"awards":[{"id":"https://openalex.org/G2106066010","display_name":null,"funder_award_id":"ZR2016EEB23","funder_id":"https://openalex.org/F4320324174","funder_display_name":"Natural Science Foundation of Shandong Province"},{"id":"https://openalex.org/G5086514488","display_name":"\u88c2\u9699\u5ca9\u77f3\u7ec6\u89c2-\u5b8f\u89c2\u635f\u4f24\u6f14\u5316\u673a\u5236\u53ca\u6e10\u8fdb\u7834\u574f\u5931\u7a33\u673a\u7406","funder_award_id":"51704179","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322522","display_name":"Shandong University of Science and Technology","ror":"https://ror.org/04gtjhw98"},{"id":"https://openalex.org/F4320324174","display_name":"Natural Science Foundation of Shandong Province","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3096158929.pdf","grobid_xml":"https://content.openalex.org/works/W3096158929.grobid-xml"},"referenced_works_count":28,"referenced_works":["https://openalex.org/W1995009295","https://openalex.org/W2046245468","https://openalex.org/W2057951725","https://openalex.org/W2080720000","https://openalex.org/W2163841275","https://openalex.org/W2166669515","https://openalex.org/W2273278177","https://openalex.org/W2360548036","https://openalex.org/W2512442376","https://openalex.org/W2556594516","https://openalex.org/W2561862930","https://openalex.org/W2612540319","https://openalex.org/W2755370328","https://openalex.org/W2771662131","https://openalex.org/W2804635689","https://openalex.org/W2855892707","https://openalex.org/W2886107992","https://openalex.org/W2897173138","https://openalex.org/W2900503583","https://openalex.org/W2906057628","https://openalex.org/W2907091828","https://openalex.org/W2919016321","https://openalex.org/W2921707598","https://openalex.org/W2946568206","https://openalex.org/W2980157372","https://openalex.org/W3004085557","https://openalex.org/W3034477127","https://openalex.org/W3149167825"],"related_works":["https://openalex.org/W2394117909","https://openalex.org/W2896054214","https://openalex.org/W2355197944","https://openalex.org/W2017118246","https://openalex.org/W2354661593","https://openalex.org/W2382240109","https://openalex.org/W2368475191","https://openalex.org/W2391311021","https://openalex.org/W2389188284","https://openalex.org/W2026209355"],"abstract_inverted_index":{"Geotechnical":[0],"engineering":[1],"problems":[2],"will":[3],"cause":[4],"asymmetric":[5],"deformation":[6,31,123],"of":[7,17,27,36,45,71,75,79,85,101,104,125,139,144,155,166,192,219],"surrounding":[8],"rock,":[9],"which":[10,201],"is":[11,87,129,202],"not":[12],"conducive":[13],"to":[14,22,56,66,160,171,204],"the":[15,24,41,57,68,72,76,92,110,118,137,148,161,172,177,184,186,205,208,210,213,216],"stability":[16],"rock":[18,28],"mass.":[19],"In":[20],"order":[21],"study":[23],"meso-damage":[25],"mechanism":[26],"strength":[29,121,164,180],"and":[30,60,115,122,127,181],"characteristics,":[32],"taking":[33],"three":[34,77,102],"kinds":[35],"typical":[37],"sandstone":[38,46,86,105,126,135,145,156,167,193],"as":[39],"examples,":[40],"meso":[42],"structure":[43],"images":[44,59,74],"were":[47],"obtained":[48],"by":[49,90,197],"JSM-6510LV":[50],"scanning":[51],"electron":[52],"microscope":[53],"(SEM).":[54],"According":[55],"meso-structure":[58,73],"fractal":[61,69,113,142,173,187,206,211],"theory,":[62],"MATLAB":[63],"was":[64],"compiled":[65],"calculate":[67],"dimension":[70,114,143],"types":[78,103],"sandstone.":[80,220],"The":[81,98,131,141,152,163,175,189],"uniaxial":[82,178],"compression":[83],"test":[84],"carried":[88],"out":[89],"using":[91],"Shimadzu":[93],"electronic":[94],"universal":[95],"testing":[96],"machine.":[97],"mechanical":[99,116],"parameters":[100],"are":[106,157,168],"obtained.":[107],"By":[108],"comparing":[109],"relationship":[111],"between":[112,120],"parameters,":[117],"correlation":[119],"characteristics":[124,165],"mesostructure":[128],"analyzed.":[130],"results":[132],"show":[133],"that":[134],"has":[136],"characteristic":[138],"self-similarity.":[140],"decreases":[146],"with":[147],"increase":[149],"in":[150],"magnification.":[151],"macro-mechanical":[153],"properties":[154],"closely":[158],"related":[159],"meso-structure.":[162],"inversely":[169],"proportional":[170,203],"dimension.":[174,188],"greater":[176],"compressive":[179],"elastic":[182],"modulus,":[183],"smaller":[185],"damage":[190,199,218],"problem":[191],"can":[194],"be":[195],"characterized":[196],"critical":[198],"value,":[200],"dimension;":[207],"larger":[209],"dimension,":[212],"more":[214],"serious":[215],"internal":[217]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}