{"id":"https://openalex.org/A5111380134","orcid":null,"observed_orcids":[],"display_name":"Rolf Bertram","raw_author_names":["R BERTRAM","R Bertram","R. BERTRAM","R. Bertram","Rolf Bertram"],"full_name":"Rolf Bertram","works_count":84,"cited_by_count":1452,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":18,"i10_index":31},"ids":{"openalex":"https://openalex.org/A5111380134","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I160414472","ror":"https://ror.org/000q08p21","display_name":"Schott (Germany)","country_code":"DE","type":"company","lineage":["https://openalex.org/I160414472"]},"years":[1971]},{"institution":{"id":"https://openalex.org/I39343248","ror":"https://ror.org/01hcx6992","display_name":"Humboldt-Universit\u00e4t zu Berlin","country_code":"DE","type":"education","lineage":["https://openalex.org/I39343248"]},"years":[2017]},{"institution":{"id":"https://openalex.org/I4210111762","ror":"https://ror.org/01senny43","display_name":"Instituto de Pesquisas Energ\u00e9ticas e Nucleares","country_code":"BR","type":"facility","lineage":["https://openalex.org/I4210111762","https://openalex.org/I4210151455","https://openalex.org/I76248293"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I43980791","ror":"https://ror.org/04qb8nc58","display_name":"Clausthal University of Technology","country_code":"DE","type":"education","lineage":["https://openalex.org/I43980791"]},"years":[1971,1967,1966,1965,1964,1963,1962,1957]},{"institution":{"id":"https://openalex.org/I61893789","ror":"https://ror.org/031vc2293","display_name":"TU Bergakademie Freiberg","country_code":"DE","type":"education","lineage":["https://openalex.org/I61893789"]},"years":[1983]},{"institution":{"id":"https://openalex.org/I76248293","ror":"https://ror.org/03ycms792","display_name":"National Nuclear Energy Commission","country_code":"BR","type":"government","lineage":["https://openalex.org/I4210151455","https://openalex.org/I76248293"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I858866802","ror":"https://ror.org/037p86664","display_name":"Leibniz Institute for Crystal Growth","country_code":"DE","type":"facility","lineage":["https://openalex.org/I315704651","https://openalex.org/I858866802"]},"years":[2018,2017,2016,2015,2014,2013,2012,2011,2010,2008,2007,2006,2005,2004,2003,2002]},{"institution":{"id":"https://openalex.org/I94509681","ror":"https://ror.org/010nsgg66","display_name":"Technische Universit\u00e4t Braunschweig","country_code":"DE","type":"education","lineage":["https://openalex.org/I94509681"]},"years":[1983,1981,1976,1973,1971,1970,1969,1968]}],"last_known_institutions":[{"id":"https://openalex.org/I858866802","ror":"https://ror.org/037p86664","display_name":"Leibniz Institute for Crystal Growth","country_code":"DE","type":"facility","lineage":["https://openalex.org/I315704651","https://openalex.org/I858866802"]}],"topics":[{"id":"https://openalex.org/T11434","display_name":"Electrochemical Analysis and Applications","count":13,"subfield":{"id":"https://openalex.org/subfields/1603","display_name":"Electrochemistry"},"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/T10939","display_name":"Crystal Structures and Properties","count":12,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T11947","display_name":"Molten salt chemistry and electrochemical processes","count":9,"subfield":{"id":"https://openalex.org/subfields/1507","display_name":"Fluid Flow and Transfer Processes"},"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/T10097","display_name":"Luminescence Properties of Advanced Materials","count":8,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"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/T11852","display_name":"Clay minerals and soil interactions","count":8,"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"}}],"topic_share":[{"id":"https://openalex.org/T12211","display_name":"Aluminum toxicity and tolerance in plants and animals","value":0.0001331,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"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/T12646","display_name":"Inorganic Fluorides and Related Compounds","value":9.01e-05,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic 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/T11947","display_name":"Molten salt chemistry and electrochemical processes","value":8.66e-05,"subfield":{"id":"https://openalex.org/subfields/1507","display_name":"Fluid Flow and Transfer Processes"},"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/T12524","display_name":"Chemical Synthesis and Characterization","value":7.19e-05,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11940","display_name":"Layered Double Hydroxides Synthesis and Applications","value":6.37e-05,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9853216409683228},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8840533494949341},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.7095207571983337},{"id":"8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","score":0.6421782970428467},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.22824469208717346}],"counts_by_year":[{"year":1957,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1962,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1963,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1964,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1965,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1966,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1967,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1968,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1969,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1970,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1971,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1973,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1976,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1981,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1982,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1983,"works_count":7,"oa_works_count":0,"cited_by_count":0},{"year":1984,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":2010,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":2011,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":2,"cited_by_count":45},{"year":2013,"works_count":2,"oa_works_count":2,"cited_by_count":49},{"year":2014,"works_count":1,"oa_works_count":0,"cited_by_count":61},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":49},{"year":2016,"works_count":1,"oa_works_count":1,"cited_by_count":78},{"year":2017,"works_count":2,"oa_works_count":0,"cited_by_count":80},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":84},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":88},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":105},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":90},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":89},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":94},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":87},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":64},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":40}],"display_name_alternatives":["R BERTRAM","R Bertram","R. BERTRAM","R. Bertram","Rolf Bertram"],"block_key":"r bertram","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111380134","updated_date":"2026-10-31T12:29:50","created_date":"2016-06-24T00:00:00"}
