{"id":"https://openalex.org/A5032374864","orcid":null,"observed_orcids":[],"display_name":"Jan Wiertelak","raw_author_names":["J. Wiertelak","Jan Wiertelak"],"full_name":"Jan Wiertelak","works_count":12,"cited_by_count":44,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":4,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5032374864","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1313416372","ror":"https://ror.org/03zmjc935","display_name":"US Forest Service","country_code":"US","type":"government","lineage":["https://openalex.org/I1313416372","https://openalex.org/I1336096307"]},"years":[1931]},{"institution":{"id":"https://openalex.org/I4210126421","ror":"https://ror.org/031sp1p50","display_name":"Forest Products Laboratory","country_code":"US","type":"facility","lineage":["https://openalex.org/I1313416372","https://openalex.org/I1336096307","https://openalex.org/I4210126421"]},"years":[1931]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T11208","display_name":"Lignin and Wood Chemistry","count":6,"subfield":{"id":"https://openalex.org/subfields/1508","display_name":"Process Chemistry and Technology"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10484","display_name":"Wood Treatment and Properties","count":5,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"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/T10610","display_name":"Advanced Cellulose Research Studies","count":2,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12274","display_name":"Electrostatics and Colloid Interactions","count":2,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10016","display_name":"Adsorption and biosorption for pollutant removal","count":1,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T13568","display_name":"Wood and Agarwood Research","value":6.73e-05,"subfield":{"id":"https://openalex.org/subfields/1107","display_name":"Forestry"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11208","display_name":"Lignin and Wood Chemistry","value":4.02e-05,"subfield":{"id":"https://openalex.org/subfields/1508","display_name":"Process Chemistry and Technology"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14382","display_name":"Electrophoretic Deposition in Materials Science","value":3.51e-05,"subfield":{"id":"https://openalex.org/subfields/2508","display_name":"Surfaces, Coatings and Films"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10484","display_name":"Wood Treatment and Properties","value":1.88e-05,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"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/T14488","display_name":"Chemical and Physical Studies","value":1.83e-05,"subfield":{"id":"https://openalex.org/subfields/1304","display_name":"Biophysics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.5397947430610657},{"id":"126348684","wikidata":"https://www.wikidata.org/wiki/Q3456979","display_name":"Polymer science","score":0.43292829394340515},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.42283254861831665},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.4032072126865387},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.14751729369163513}],"counts_by_year":[{"year":1927,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1928,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1931,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1935,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1936,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1938,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1940,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["J. Wiertelak","Jan Wiertelak"],"block_key":"j wiertelak","works_api_url":"https://api.openalex.org/works?filter=author.id:A5032374864","updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}