{"id":"https://openalex.org/A5134445573","orcid":null,"observed_orcids":[],"display_name":"Yifeng Yu","raw_author_names":["Yifeng Yu","Yu, Yifeng"],"full_name":"Yifeng Yu","works_count":4,"cited_by_count":7,"summary_stats":{"2yr_mean_citedness":1.75,"h_index":2,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5134445573","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I135310074","ror":"https://ror.org/01y2jtd41","display_name":"University of Wisconsin\u2013Madison","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]},"years":[2026]},{"institution":{"id":"https://openalex.org/I204250578","ror":"https://ror.org/04gyf1771","display_name":"University of California, Irvine","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]},"years":[2026]}],"last_known_institutions":[{"id":"https://openalex.org/I135310074","ror":"https://ror.org/01y2jtd41","display_name":"University of Wisconsin\u2013Madison","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]},{"id":"https://openalex.org/I204250578","ror":"https://ror.org/04gyf1771","display_name":"University of California, Irvine","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"topics":[{"id":"https://openalex.org/T10194","display_name":"Nonlinear Partial Differential Equations","count":4,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10229","display_name":"Geometric Analysis and Curvature Flows","count":4,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12100","display_name":"Advanced Mathematical Modeling in Engineering","count":3,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10588","display_name":"Mathematical Dynamics and Fractals","count":1,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12100","display_name":"Advanced Mathematical Modeling in Engineering","value":4.05e-05,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10229","display_name":"Geometric Analysis and Curvature Flows","value":1.87e-05,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10194","display_name":"Nonlinear Partial Differential Equations","value":1.85e-05,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10588","display_name":"Mathematical Dynamics and Fractals","value":3.2e-06,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.8197000026702881},{"id":"134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","score":0.6504999995231628},{"id":"28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","score":0.5863000154495239},{"id":"121770821","wikidata":"https://www.wikidata.org/wiki/Q2072471","display_name":"Hamiltonian system","score":0.4205999970436096},{"id":"130787639","wikidata":"https://www.wikidata.org/wiki/Q5645293","display_name":"Hamiltonian (control theory)","score":0.3840000033378601}],"counts_by_year":[{"year":2026,"works_count":4,"oa_works_count":4,"cited_by_count":7}],"display_name_alternatives":["Yifeng Yu","Yu, Yifeng"],"block_key":"y yu","works_api_url":"https://api.openalex.org/works?filter=author.id:A5134445573","updated_date":"2026-11-07T12:08:38","created_date":"2026-04-24T00:00:00"}
