{"doi":"10.1111/jace.15099","title":"Tunable negative thermal expansion and structural evolution in antiperovskite Mn\n                    <sub>3</sub>\n                    Ga\n                    <sub>\n                      1−\n                      <i>x</i>\n                    </sub>\n                    Ge\n                    <sub>\n                      <i>x</i>\n                    </sub>\n                    N (0 ≤\n                    <i>x</i>\n                    ≤ 1.0)","abstract":"<jats:title>Abstract</jats:title>\n                  <jats:p>\n                    The negative thermal expansion (\n                    <jats:styled-content style=\"fixed-case\">NTE</jats:styled-content>\n                    ) and structural evolution of antiperovskite compounds Mn\n                    <jats:sub>3</jats:sub>\n                    Ga\n                    <jats:sub>\n                      1−\n                      <jats:italic>x</jats:italic>\n                    </jats:sub>\n                    Ge\n                    <jats:sub>\n                      <jats:italic>x</jats:italic>\n                    </jats:sub>\n                    N (0 ≤\n                    <jats:italic>x</jats:italic>\n                    ≤ 1.0) were systematically investigated. Our results indicate the crystal structure of Mn\n                    <jats:sub>3</jats:sub>\n                    Ga\n                    <jats:sub>\n                      1−\n                      <jats:italic>x</jats:italic>\n                    </jats:sub>\n                    Ge\n                    <jats:sub>\n                      <jats:italic>x</jats:italic>\n                    </jats:sub>\n                    N changes from cubic (\n                    <jats:italic>C</jats:italic>\n                    ) to tetragonal (\n                    <jats:italic>T</jats:italic>\n                    <jats:sub>4</jats:sub>\n                    ) with increasing Ge content by X‐ray diffraction (\n                    <jats:styled-content style=\"fixed-case\">XRD</jats:styled-content>\n                    ).The negative thermal expansion from\n                    <jats:italic>x =</jats:italic>\n                    0 (operation‐temperature range ▵\n                    <jats:italic>T</jats:italic>\n                    = 20 K) to\n                    <jats:italic>x</jats:italic>\n                    = 0.4 (▵\n                    <jats:italic>T</jats:italic>\n                    = 60 K) becomes broad and shifts to higher temperature, and then it became positive from\n                    <jats:italic>x</jats:italic>\n                    = 0.5 in Mn\n                    <jats:sub>3</jats:sub>\n                    Ga\n                    <jats:sub>\n                      1−\n                      <jats:italic>x</jats:italic>\n                    </jats:sub>\n                    Ge\n                    <jats:sub>\n                      <jats:italic>x</jats:italic>\n                    </jats:sub>\n                    N. Typically, Mn\n                    <jats:sub>3</jats:sub>\n                    Ga\n                    <jats:sub>0.5</jats:sub>\n                    Ge\n                    <jats:sub>0.5</jats:sub>\n                    N shows low thermal expansion behavior between 300 and 450 K (∆\n                    <jats:italic>T</jats:italic>\n                    = 150 K), and thermal expansion coefficient α is estimated to be 2 × 10\n                    <jats:sup>−6</jats:sup>\n                    K\n                    <jats:sup>−1</jats:sup>\n                    . Furthermore, variable temperature\n                    <jats:styled-content style=\"fixed-case\">XRD</jats:styled-content>\n                    was measured to reveal the origin of\n                    <jats:styled-content style=\"fixed-case\">NTE</jats:styled-content>\n                    . The cubic I ‐ cubic\n                    <jats:styled-content style=\"fixed-case\">II</jats:styled-content>\n                    phases coexistence (\n                    <jats:italic>x</jats:italic>\n                    = 0.2) and cubic I ‐ tetragonal coexistence (\n                    <jats:italic>x</jats:italic>\n                    = 0.5, 0.6) was observed at low temperature. The tunable\n                    <jats:styled-content style=\"fixed-case\">NTE</jats:styled-content>\n                    is highly valuable for practical applications in precision devices.\n                  </jats:p>","journal":"Journal of the American Ceramic Society","year":2017,"id":30321,"datarank":1.3588804788607267,"base_score":3.295836866004329,"endowment":3.295836866004329,"self_citation_contribution":0.4943755299006494,"citation_network_contribution":0.8645049489600773,"self_endowment_contribution":0.4943755299006494,"citer_contribution":0.8645049489600773,"corpus_percentile":null,"corpus_rank":null,"citation_count":26,"citer_count":19,"citers_with_citation_signal":19,"citers_with_endowment":19,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":null,"is_data_producer":false,"deposit_databanks":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":2040,"name":"Ying Sun","orcid":"0000-0002-8529-3521","position":1,"is_corresponding":false},{"id":154137,"name":"Sihao Deng","orcid":null,"position":2,"is_corresponding":false},{"id":164947,"name":"Kewen Shi","orcid":null,"position":3,"is_corresponding":false},{"id":109338,"name":"Lei Wang","orcid":"0000-0003-3870-3388","position":4,"is_corresponding":false},{"id":164948,"name":"Wenjun Zhao","orcid":null,"position":5,"is_corresponding":false},{"id":164949,"name":"Huimin Han","orcid":null,"position":6,"is_corresponding":false},{"id":164950,"name":"Shenghua Deng","orcid":null,"position":7,"is_corresponding":false},{"id":74725,"name":"Cong Wang","orcid":"0000-0003-0590-372X","position":8,"is_corresponding":false},{"id":164946,"name":"Huiqing Lu","orcid":null,"position":0,"is_corresponding":false}],"reference_count":0,"raw_metadata":{"has_enrichment":true,"base_score":3.295836866004329,"endowment":3.295836866004329,"datacite_reuse_total":0,"file_count":0,"downloads":0,"views":0,"has_version_chain":false,"is_dataset":false,"is_oa":false,"pmid":"24523987","pmcid":null,"openalex_id":"https://openalex.org/W2737724352","authors":[],"funders":[{"funder_name":"National Natural Science Foundation of China","grant_id":"51472017","title":null},{"funder_name":"National Natural Science Foundation of China","grant_id":"51572010","title":null},{"funder_name":"National Natural Science Foundation of China","grant_id":"51502010","title":null},{"funder_name":"Aeronautical Science Foundation of China","grant_id":"2014ZF51067","title":null}],"total_grants":4,"fwci":1.0399,"citation_percentile":0.74055562,"influential_citations":0,"citation_trend":[{"year":2018,"count":4},{"year":2019,"count":2},{"year":2020,"count":3},{"year":2021,"count":5},{"year":2022,"count":6},{"year":2023,"count":1},{"year":2024,"count":1},{"year":2025,"count":4}],"oa_status":"closed","license":"http://onlinelibrary.wiley.com/termsAndConditions#vor","oa_locations":[{"url":"https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1111%2Fjace.15099","host_type":"publisher"},{"url":"https://ceramics.onlinelibrary.wiley.com/doi/pdf/10.1111/jace.15099","host_type":"publisher"},{"url":"https://doi.org/10.1111/jace.15099","host_type":"journal"}],"fields_of_study":["Thermal Expansion and Ionic Conductivity","Ferroelectric and Piezoelectric Materials","Advanced Battery Materials and Technologies","Materials Science","Physics"],"mesh_terms":[],"keywords":["Antiperovskite","Negative thermal expansion","Tetragonal crystal system","Thermal expansion","Materials science","Crystallography","Atmospheric temperature range","Crystal structure","Diffraction","Analytical Chemistry (journal)","Chemistry","Thermodynamics","Nanotechnology","Metallurgy","Physics","Optics","Nitride"],"sdg_mappings":[],"linked_datasets":[],"clinical_trials":[],"software_tools":[],"database_accessions":[],"source":"live","citation_network_status":"fetched"},"created_at":"2026-06-09T02:15:24.907639Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}