{"data":{"id":163346,"slug":"doktorand-inom-naturinspirerade-biokol-enzymkompositer-for-pfas-sanering","type":"job","title":"PhD Student in Nature-Inspired Biochar-Enzyme Composites for PFAS Remediation","description":"PhD Student in Nature-Inspired Biochar-Enzyme Composites for PFAS Remediation\nThe Department of Earth Sciences is Sweden's most comprehensive academic environment for research and education in geosciences. Here you will find broad expertise that contributes to solutions for important societal challenges.\nOur research combines natural sciences and engineering with social sciences and is often interdisciplinary. At the department, over 300 people from more than 30 countries work, both in Uppsala and at Campus Gotland.\nOur six research divisions:\n\u2022 Geophysics \u2022 Air, Water and Landscape Science \u2022 Mineralogy, Petrology and Tectonics \u2022 Natural Resources and Sustainable Development \u2022 Paleobiology \u2022 Wind Energy\nFor more information see: www.uu.se\/geovetenskaper\nProject Description:\nThe project, EnzCarb4PFAS, focuses on developing lignin-based biochar materials with high PFAS sorption capacity and immobilizing enzymes on their surfaces to enable simultaneous adsorption and catalytic defluorination. Lignin, a renewable by-product from the pulp and paper industry, is converted into highly porous biochar that concentrates PFAS from contaminated water. Enzyme immobilization on the biochar surface extends enzyme lifespan, improves substrate accessibility, and creates a synergistic system where adsorption brings PFAS into close contact with the enzyme's active sites. The research proceeds through three coordinated work packages: (WP1) screening of extracellular enzymes for PFAS transformation using real contaminated groundwater; (WP2) development and validation of biochar-enzyme composites; and (WP3) pilot-scale testing in lysimeter systems with contaminated water and soil from former fire training sites.\nThe PhD student will work under the main supervision of Assistant Professor Tetyana Budnyak and co-supervision of Professor Fritjof Fagerlund. The project is funded by a Tuffo grant, with co-financing from Uppsala University. The research subject for your doctoral studies is environmental analysis. The project will involve close collaboration with industry partners and other relevant actors, as well as with academic research groups in Sweden and internationally, which gives the PhD student the opportunity to work in a broad, interdisciplinary, and collaboration-oriented research environment.\nDuties\nThe main task of a PhD student is to pursue doctoral research training, which includes both participation in research projects and research training courses. The duties may also include participation in teaching and other departmental work, but no more than 20% of working time.\nThe duties will include synthesis and characterization of lignin-based biochar materials, screening and immobilization of enzymes, and evaluation of PFAS adsorption and degradation performance in laboratory column experiments and pilot-scale lysimeter systems with real PFAS-contaminated soil and groundwater.\nQualification Requirements\nTo be eligible for doctoral-level education, you must have\ncompleted a degree at advanced level in chemistry, biochemistry, environmental chemistry, materials science, environmental engineering, or related fields\ncompleted at least 240 higher education credits, of which at least 60 higher education credits at advanced level including an independent thesis of at least 15 higher education credits, or\nacquired substantially equivalent knowledge in some other way.\n\nWe place high value on personal qualities and are interested in individuals who are determined, structured, well-organized, have strong analytical skills, and are interested in project planning and leadership. The PhD student must be able to work effectively both independently and in groups, lead and drive scientific projects while collaborating with other researchers. We are seeking a PhD student who is strongly motivated to complete doctoral studies within this interdisciplinary subject and who approaches tasks in a focused manner. We expect the PhD student to be proficient in both spoken and written English to communicate effectively with all colleagues and to publish internationally.\nDesirable\/Meritorious Qualifications\nApplicants who expect to obtain their MSc in the near future are also encouraged to apply.\nIt is meritorious, but not required, if the candidate has some experience in one or more of the following areas:\nexperience with PFAS analysis, water purification technologies, or environmental remediation methods,\ncharacterization of physicochemical materials\nknowledge of data analysis and visualization\n\nRegulations for PhD students are found in the Higher Education Ordinance Chapter 5 \u00a7\u00a7 1-7 and in the university's rules and guidelines.\nIn this recruitment, we have replaced the cover letter with questions that you answer in connection with your application. Your answers will be used as part of the selection process.\nAbout the Position\nThe position is time-limited, in accordance with HF Chapter 5 \u00a7 7. Full-time. Start date: January 1, 2027, or by agreement. Location: Uppsala\nInformation about the position is provided by: Assistant University Lecturer Tetyana Budnyak (tetyana.budnyak@geo.uu.se)\nWelcome to submit your application no later than September 18, 2026, UFV-PA 2026\/2467.\nUppsala University is a broad research university with strong international standing. The ultimate goal is to conduct education and research of the highest quality and relevance to make a difference in society. Our most important asset is all 7,500 employees and 53,000 students who with curiosity and commitment make Uppsala University one of the country's most exciting workplaces.\nRead more about our benefits and what it is like to work at Uppsala University\nhttps:\/\/uu.se\/om-uu\/jobba-hos-oss\/\nThe position may be subject to security vetting. For security vetting to be approved, the applicant must pass the security clearance.\nWe decline offers of recruitment and advertising assistance.\nApplications are received through Uppsala University's recruitment system.\nLabor representatives: Saco-S - saco-s@uu.se, Seko - seko@uadm.uu.se, ST (OFR\/S) - ofr@uu.se","language":"sv","is_translated":true,"title_original":"Doktorand inom naturinspirerade biokol\u2013enzymkompositer f\u00f6r PFAS-sanering","description_original":"Doktorand inom naturinspirerade biokol\u2013enzymkompositer f\u00f6r PFAS-sanering\nInstitutionen f\u00f6r geovetenskaper \u00e4r Sveriges mest helt\u00e4ckande akademiska milj\u00f6 f\u00f6r forskning och utbildning inom geovetenskap. H\u00e4r finns en bred kompetens som bidrar till l\u00f6sningar p\u00e5 viktiga samh\u00e4llsfr\u00e5gor.\nV\u00e5r forskning f\u00f6renar naturvetenskap och teknik med samh\u00e4llsvetenskap och \u00e4r ofta tv\u00e4rvetenskaplig. Vid institutionen arbetar \u00f6ver 300 personer fr\u00e5n fler \u00e4n 30 l\u00e4nder, b\u00e5de i Uppsala och p\u00e5 Campus Gotland.\nV\u00e5ra sex forskningsavdelningar:\n\u2022 Geofysik \u2022 Luft- vatten- och landskapsl\u00e4ra \u2022 Mineralogi, petrologi och tektonik \u2022 Naturresurser och h\u00e5llbar utveckling \u2022 Paleobiologi \u2022 Vindenergi\nF\u00f6r mer information se: www.uu.se\/geovetenskaper\nProjektbeskrivning:\nProjektet, EnzCarb4PFAS, fokuserar p\u00e5 att utveckla ligninbaserade biokol-material med h\u00f6g PFAS-sorptionskapacitet och att immobilisera enzymer p\u00e5 deras ytor f\u00f6r att m\u00f6jligg\u00f6ra simultan adsorption och katalytisk defluorinering. Lignin, en f\u00f6rnybar biprodukt fr\u00e5n massa- och pappersindustrin, omvandlas till h\u00f6gpor\u00f6sa biokol som koncentrerar PFAS fr\u00e5n f\u00f6rorenat vatten. Enzymimmobilisering p\u00e5 biokolsytan f\u00f6rl\u00e4nger enzymets livsl\u00e4ngd, f\u00f6rb\u00e4ttrar substratets tillg\u00e4nglighet och skapar ett synergistiskt system d\u00e4r adsorptionen bringar PFAS i n\u00e4ra kontakt med enzymets aktiva centra. Forskningen fortskrider genom tre koordinerade arbetspaket: (AP1) screening av extracellul\u00e4ra enzymer f\u00f6r PFAS-omvandling med verkligt f\u00f6rorenat grundvatten; (AP2) utveckling och validering av biokol\u2013enzymkompositer; och (AP3) pilotskaletest i lysimetersystem med f\u00f6rorenat vatten och jord fr\u00e5n tidigare brand\u00f6vningsplatser.\nDoktoranden kommer att arbeta under huvudhandledning av bitr\u00e4dande professor Tetyana Budnyak och bihandledning av professor Fritjof Fagerlund. Projektet finansieras av ett Tuffo-anslag, med medfinansiering fr\u00e5n Uppsala universitet. Forsknings\u00e4mnet du doktorerar i \u00e4r milj\u00f6analys.\u00a0Projektet kommer att inneb\u00e4ra n\u00e4ra samarbete med industripartners och andra relevanta akt\u00f6rer, samt med akademiska forskargrupper i Sverige och internationellt, vilket ger doktoranden m\u00f6jlighet att arbeta i en bred, tv\u00e4rvetenskaplig och samarbetsinriktad forskningsmilj\u00f6.\nArbetsuppgifter \nHuvuduppgiften f\u00f6r en doktorand \u00e4r att \u00e4gna sig \u00e5t sin forskarutbildning vilket innefattar s\u00e5v\u00e4l deltagande i forskningsprojekt som forskarutbildningskurser. I arbetsuppgifterna kan det \u00e4ven ing\u00e5 medverkan i undervisning och annat institutionsarbete, dock max 20% av arbetstiden.\nArbetsuppgifterna kommer att innefatta syntes och karakterisering av ligninbaserade biokol-material, screening och immobilisering av enzymer samt utv\u00e4rdering av PFAS-adsorption och nedbrytningsprestanda i laboratoriekolonnexperiment och pilotskale-lysimetersystem med verklig PFAS-f\u00f6rorenad mark och grundvatten.\nKvalifikationskrav \nBeh\u00f6rig till utbildning p\u00e5 forskarniv\u00e5 \u00e4r den som har\navlagt examen p\u00e5 avancerad niv\u00e5 inom kemi, biokemi, milj\u00f6kemi, materialvetenskap, milj\u00f6teknik eller relaterade omr\u00e5den\nfullgjort minst 240 h\u00f6gskolepo\u00e4ng, varav minst 60 h\u00f6gskolepo\u00e4ng p\u00e5 avancerad niv\u00e5 inklusive ett sj\u00e4lvst\u00e4ndigt arbete om minst 15 h\u00f6gskolepo\u00e4ng, eller\np\u00e5 n\u00e5got annat s\u00e4tt f\u00f6rv\u00e4rvat i huvudsak motsvarande kunskaper.\n\nVi v\u00e4rdes\u00e4tter personliga egenskaper h\u00f6gt och \u00e4r intresserade av personer som \u00e4r beslutsamma, strukturerade, v\u00e4lorganiserade, har stark analytisk f\u00f6rm\u00e5ga och \u00e4r intresserade av projektplanering och ledarskap. Doktoranden beh\u00f6ver kunna arbeta effektivt b\u00e5de sj\u00e4lvst\u00e4ndigt och i grupp, kunna leda och driva vetenskapliga projekt samt samtidigt samarbeta med andra forskare. Vi s\u00f6ker en doktorand som \u00e4r starkt motiverad att slutf\u00f6ra doktorandstudier inom detta tv\u00e4rvetenskapliga \u00e4mne och som tar sig an sina uppgifter p\u00e5 ett fokuserat s\u00e4tt. Vi f\u00f6rv\u00e4ntar oss att doktoranden \u00e4r duktig p\u00e5 b\u00e5de talad och skriftlig engelska f\u00f6r att kunna kommunicera effektivt med alla medarbetare och f\u00f6r att publicera internationellt.\n\u00d6nskv\u00e4rt\/meriterande i \u00f6vrigt\nS\u00f6kande som f\u00f6rv\u00e4ntar sig att f\u00e5 sin MSc inom en snar framtid uppmuntras ocks\u00e5 att ans\u00f6ka.\nDet \u00e4r meriterande, dock inte ett krav om kandidaten har viss erfarenhet inom ett eller flera av f\u00f6ljande omr\u00e5den:\nerfarenhet av PFAS-analys, vattenreningsteknologier eller milj\u00f6saneringsmetoder,\nkarakterisering av fysikalisk-kemiska material\nkunskaper i dataanalys och visualisering\n\nBest\u00e4mmelser f\u00f6r doktorander \u00e5terfinns i H\u00f6gskolef\u00f6rordningen 5 kap \u00a7\u00a7 1-7 samt i universitetets regler och riktlinjer.\nI denna rekrytering har vi ersatt det personliga brevet med fr\u00e5gor som du besvarar i samband med din ans\u00f6kan. Svaren kommer att anv\u00e4ndas som en del i urvalsprocessen.\nOm anst\u00e4llningen\nAnst\u00e4llningen \u00e4r tidsbegr\u00e4nsad, enligt HF 5 kap \u00a7 7. Omfattningen \u00e4r heltid. Tilltr\u00e4de 1 januari 2027 eller enligt \u00f6verenskommelse. Placeringsort: Uppsala\nUpplysningar om anst\u00e4llningen l\u00e4mnas av: Bitr\u00e4dande Universitetslektor Tetyana Budnyak (tetyana.budnyak@geo.uu.se)\nV\u00e4lkommen med din ans\u00f6kan senast den 18\u00a0september 2026, UFV-PA 2026\/2467.\nUppsala universitet \u00e4r ett brett forskningsuniversitet med stark internationell st\u00e4llning. Det yttersta m\u00e5let \u00e4r att bedriva utbildning och forskning av h\u00f6gsta kvalitet och relevans f\u00f6r att g\u00f6ra skillnad i samh\u00e4llet. V\u00e5r viktigaste tillg\u00e5ng \u00e4r alla 7 500 anst\u00e4llda och 53 000 studenter som med nyfikenhet och engagemang g\u00f6r Uppsala universitet till en av landets mest sp\u00e4nnande arbetsplatser.\nL\u00e4s mer om v\u00e5ra f\u00f6rm\u00e5ner och hur det \u00e4r att jobba inom Uppsala universitet\nhttps:\/\/uu.se\/om-uu\/jobba-hos-oss\/\nAnst\u00e4llningen kan komma att s\u00e4kerhetspr\u00f6vas. Vid s\u00e4kerhetspr\u00f6vning \u00e4r en f\u00f6ruts\u00e4ttning f\u00f6r anst\u00e4llning att s\u00f6kande blir godk\u00e4nd.\nVi undanber oss erbjudanden om rekryterings- och annonseringshj\u00e4lp.\nAns\u00f6kan tas emot i Uppsala universitets rekryteringssystem.\nFackliga f\u00f6retr\u00e4dare: Saco-S - saco-s@uu.se, Seko - seko@uadm.uu.se, ST (OFR\/S) - ofr@uu.se","price":null,"currency":"SEK","status":"active","noindex":false,"location":{"address":"box 256","full_address":null,"city":"Uppsala","country":"SE","latitude":59.8710738,"longitude":17.5946002},"metadata":{"region":"Uppsala l\u00e4n","duration":"6 m\u00e5nader eller l\u00e4ngre","employer":"UPPSALA UNIVERSITET","postcode":"75200","positions":1,"profession":"Analytisk kemist","salary_type":"Fast m\u00e5nads- vecko- eller timl\u00f6n","employer_url":"http:\/\/www.uu.se\/jobb\/","scope_of_work":"100\u2013100 %","working_hours":"Heltid","contact_person":"Tetyana Budnyak","employment_type":"Vanlig anst\u00e4llning","occupation_field":"Naturvetenskap","employer_workplace":"Uppsala universitet, Institutionen f\u00f6r geovetenskaper","translation_status":"done","experience_required":true},"user_id":null,"is_sponsored":false,"views_count":0,"ai_views_count":1,"ai_vendor_counts":{"anthropic":1},"visibility":"public","submission_source":null,"submission_ai_name":null,"has_owner_email":true,"can_contact_owner":true,"phone":null,"owner_email":"tetyana.budnyak@geo.uu.se","images":[],"published_at":"2026-08-20T00:00:12+00:00","expires_at":"2026-09-18T23:59:59+00:00","created_at":"2026-08-20T03:06:50+00:00","updated_at":"2026-08-20T04:00:34+00:00"}}