{"data":{"id":176517,"slug":"postdoktor-i-fasta-halidelektrolyter-jontransport-och-gransytstabilitet","type":"job","title":"Postdoctoral Fellow in Solid-State Halide Electrolytes: Ion Transport and Interface Stability","description":"Description\nThe Department of Chemistry - \u00c5ngstr\u00f6m conducts research and education in chemistry. The department has 270 employees and annual revenues of 300 million kronor. Six programs at the department conduct highly successful research of international caliber. We have a large number of externally funded research projects, often with international collaboration, and we see continued strong growth within our field. The department offers educational programs within engineering and civil engineering programs as well as master's programs. More information is available on our website.\nThe Department of Chemistry at \u00c5ngstr\u00f6m Laboratory has long been home to a leading research and development environment in materials for energy storage and their applications: the \u00c5ngstr\u00f6m Advanced Battery Centre. We develop new electrode and electrolyte materials, characterize and evaluate their properties, and improve their performance in battery applications. Furthermore, we study fundamental chemical processes and material properties using both experimental and computational methods. The research spans from basic research to applied research.\nResponsibilities\nThe project focuses on the discovery and development of new halide-based solid electrolytes for use in all-solid-state batteries. Halide-based solid electrolytes are a promising materials class due to their high lithium-ion conductivity and potential compatibility with high-voltage cathode materials. However, their practical application is often limited by insufficient chemical and electrochemical stability at the interface between the negative electrode and the electrolyte.\nThe overall goal of the project is to develop a fundamental understanding of the origin of these stability limitations and to use this knowledge to guide the design of new halide-based compositions that combine high lithium-ion conductivity with improved chemical and electrochemical stability.\nA central objective is to establish relationships between composition, structure, ion transport properties, and stability. The work will include synthesis of new solid electrolytes and investigation of the mechanisms governing their degradation and boundary reactions with battery electrode materials. Based on this understanding, new compositions and material design strategies will be explored to overcome the existing trade-off between high ion conductivity and stability. The research will thus combine material synthesis, structural and electrochemical characterization, and electrochemical testing in battery cells.\nThe primary responsibilities are to conduct research. The position may also include teaching up to 20% of working time, as well as supervision of and collaboration with doctoral and master's students.\nQualifications\nA doctoral degree in chemistry, materials science, chemical engineering, or a related field, or a foreign degree assessed as equivalent to a doctoral degree. The degree must be completed by the time of the employment decision.\nNormally, the doctoral degree should have been completed within the last three years, calculated from the final application deadline. Under special circumstances, the degree may have been completed earlier.\nIn assessing applications, particular weight will be given to the applicant's ability to conduct independent research and scientific competence.\nThe applicant must have documented experience in synthesis and characterization of inorganic solid-state materials, including structural characterization using, for example, X-ray and neutron diffraction, and characterization of ion transport using impedance spectroscopy. Experience in handling air- and moisture-sensitive materials and working under inert atmosphere, as well as experience in assembly and electrochemical testing of battery cells, is required.\nThe applicant must also have:\nvery good ability to express oneself orally and in writing in English\ngood organizational and time management skills\ngood familiarity with basic IT tools for data analysis, documentation, and scientific writing\n\nIn the assessment, good collaboration skills, drive, and independence will also be considered, as well as how the applicant's experience and competencies complement and strengthen the ongoing research at the department and how the applicant can be expected to contribute to its future development.\nMeritorious\nExperience with physical-chemical characterization methods, such as NMR and XPS, is meritorious. Experience with, for example, Origin or similar software is meritorious.\nTerms\nThe employment is temporary for two years according to central agreement. Full-time position. Start date by agreement. Location: Uppsala\nInformation about the position is provided by: Xabier Martinez de Irujo-Labalde, xabier.martinezdeirujolabalde@kemi.uu.se\nWelcome to submit your application by September 30, 2026, UFV-PA 2026\/2527.\nUppsala University is a broad research university with a 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. A requirement for employment in connection with security vetting is that the applicant is approved.\nWe decline offers of recruitment and advertising assistance.\nApplications are received in Uppsala University's recruitment system.\nTrade union 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":"Postdoktor i fasta halidelektrolyter: jontransport och gr\u00e4nsytstabilitet","description_original":"Beskrivning\nInstitutionen f\u00f6r kemi - \u00c5ngstr\u00f6m bedriver forskning och utbildning inom kemi\u00e4mnet. Institutionen har 270 anst\u00e4llda och oms\u00e4tter 300 miljoner kronor. Vid institutionens sex program bedrivs mycket framg\u00e5ngsrik forskning av h\u00f6g internationell klass. Vi har ett stort antal externt finansierade forskningsprojekt, ofta med internationellt samarbete och vi ser en fortsatt god tillv\u00e4xt inom v\u00e5rt \u00e4mnesomr\u00e5de. Institutionen har utbildningsuppdrag inom ingenj\u00f6rs- och civilingenj\u00f6rsprogram samt masterprogram. Mer information finns p\u00e5 v\u00e5r hemsida.\nInstitutionen f\u00f6r kemi vid \u00c5ngstr\u00f6mlaboratoriet har under l\u00e5ng tid varit hemvist f\u00f6r en ledande forsknings- och utvecklingsmilj\u00f6 inom material f\u00f6r energilagring och deras till\u00e4mpningar: \u00c5ngstr\u00f6m Advanced Battery Centre. Vi utvecklar nya elektrod- och elektrolytmaterial, karakteriserar och utv\u00e4rderar deras egenskaper samt f\u00f6rb\u00e4ttrar deras prestanda i batteritill\u00e4mpningar. Vidare studerar vi fundamentala kemiska processer och materialegenskaper med hj\u00e4lp av s\u00e5v\u00e4l experimentella som ber\u00e4kningsbaserade metoder. Forskningen sp\u00e4nner fr\u00e5n grundforskning till till\u00e4mpad forskning.\nArbetsuppgifter\nProjektet fokuserar p\u00e5 uppt\u00e4ckt och utveckling av nya halidbaserade fasta elektrolyter f\u00f6r anv\u00e4ndning i helfastfasbatterier. Halidbaserade fasta elektrolyter \u00e4r en lovande materialklass tack vare sin h\u00f6ga litiumjonkonduktivitet och potentiella kompatibilitet med katodmaterial f\u00f6r h\u00f6ga sp\u00e4nningar. Deras praktiska till\u00e4mpning begr\u00e4nsas dock ofta av otillr\u00e4cklig kemisk och elektrokemisk stabilitet vid gr\u00e4nsytan mellan negativ elektrod och elektrolyt.\nDet \u00f6vergripande m\u00e5let med projektet \u00e4r att utveckla en grundl\u00e4ggande f\u00f6rst\u00e5else f\u00f6r ursprunget till dessa stabilitetsbegr\u00e4nsningar och att anv\u00e4nda denna kunskap f\u00f6r att v\u00e4gleda utformningen av nya halidbaserade sammans\u00e4ttningar som kombinerar h\u00f6g litiumjonkonduktivitet med f\u00f6rb\u00e4ttrad kemisk och elektrokemisk stabilitet.\nEtt centralt m\u00e5l \u00e4r att etablera samband mellan sammans\u00e4ttning, struktur, jontransportegenskaper och stabilitet. Arbetet kommer att omfatta syntes av nya fasta elektrolyter samt unders\u00f6kning av de mekanismer som styr deras nedbrytning och gr\u00e4nsytreaktioner med batterielektrodmaterial. Baserat p\u00e5 denna f\u00f6rst\u00e5else kommer nya sammans\u00e4ttningar och strategier f\u00f6r materialdesign att unders\u00f6kas f\u00f6r att \u00f6vervinna den befintliga avv\u00e4gningen mellan h\u00f6g jonkonduktivitet och stabilitet. Forskningen kommer s\u00e5ledes att kombinera materialsyntes, strukturell och elektrokemisk karakterisering samt elektrokemisk testning i battericeller.\nDe huvudsakliga arbetsuppgifterna \u00e4r att bedriva forskning. Anst\u00e4llningen kan \u00e4ven omfatta undervisning upp till 20 % av arbetstiden, samt handledning av och samarbete med doktorander och masterstudenter.\u00a0\nKvalifikationer\nDoktorsexamen i kemi, materialvetenskap, kemiteknik eller ett n\u00e4rliggande omr\u00e5de, eller en utl\u00e4ndsk examen som bed\u00f6ms motsvara en doktorsexamen. Examen ska vara avlagd senast vid tidpunkten f\u00f6r beslut om anst\u00e4llning.\nNormalt ska doktorsexamen ha avlagts inom de senaste tre \u00e5ren, r\u00e4knat fr\u00e5n sista ans\u00f6kningsdag. Under s\u00e4rskilda omst\u00e4ndigheter kan examen ha avlagts tidigare.\nVid bed\u00f6mningen av ans\u00f6kningarna kommer s\u00e4rskild vikt att l\u00e4ggas vid den s\u00f6kandes f\u00f6rm\u00e5ga att bedriva sj\u00e4lvst\u00e4ndig forskning och vetenskapliga skicklighet.\nDen s\u00f6kande ska ha dokumenterad erfarenhet av syntes och karakterisering av oorganiska fastfasmaterial, inklusive strukturell karakterisering med exempelvis r\u00f6ntgen- och neutrondiffraktion samt karakterisering av jontransport med hj\u00e4lp av impedansspektroskopi. Erfarenhet av hantering av luft- och fuktk\u00e4nsliga material och arbete under inert atmosf\u00e4r samt erfarenhet av montering och elektrokemisk testning av battericeller \u00e4r ett krav.\nDen s\u00f6kande ska \u00e4ven ha:\nmycket god f\u00f6rm\u00e5ga att uttrycka sig muntligt och skriftligt p\u00e5 engelska\ngod organisations- och tidsplaneringsf\u00f6rm\u00e5ga,\ngod vana vid grundl\u00e4ggande IT-verktyg f\u00f6r dataanalys, dokumentation och vetenskapligt skrivande\n\nVid bed\u00f6mningen kommer \u00e4ven god samarbetsf\u00f6rm\u00e5ga, drivkraft och sj\u00e4lvst\u00e4ndighet att beaktas, liksom hur den s\u00f6kandes erfarenheter och kompetenser kompletterar och st\u00e4rker den p\u00e5g\u00e5ende forskningen vid institutionen samt hur den s\u00f6kande kan f\u00f6rv\u00e4ntas bidra till dess framtida utveckling.\nMeriterande\nErfarenhet av fysikalisk-kemiska karakteriseringsmetoder, exempelvis NMR och XPS, \u00e4r meriterande. Erfarenhet av exempelvis Origin eller liknande programvara \u00e4r meriterande\nVillkor\nAnst\u00e4llningen \u00e4r tidsbegr\u00e4nsad tv\u00e5 \u00e5r enligt centralt avtal. Omfattningen \u00e4r heltid. Tilltr\u00e4de enligt \u00f6verenskommelse. Placeringsort: Uppsala\nUpplysningar om anst\u00e4llningen l\u00e4mnas av: Xabier Martinez de Irujo-Labalde, xabier.martinezdeirujolabalde@kemi.uu.se\u00a0\nV\u00e4lkommen med din ans\u00f6kan senast den 30 september 2026, UFV-PA 2026\/2527.\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":true,"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":"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","employment_type":"full_time","occupation_field":"Naturvetenskap","employer_workplace":"Uppsala universitet, Institutionen f\u00f6r kemi - \u00c5ngstr\u00f6m","experience_required":true,"employment_type_label":"Vanlig anst\u00e4llning"},"user_id":null,"is_sponsored":false,"views_count":0,"ai_views_count":5,"ai_vendor_counts":{"meta":2,"openai":2,"anthropic":1},"visibility":"public","submission_source":null,"submission_ai_name":null,"has_owner_email":true,"can_contact_owner":true,"phone":null,"owner_email":"xabier.martinezdeirujolabalde@kemi.uu.se","images":[],"published_at":"2026-08-27T14:51:59+00:00","expires_at":"2026-09-30T23:59:59+00:00","created_at":"2026-08-28T03:32:11+00:00","updated_at":"2026-08-29T03:33:23+00:00"}}