{"cited_by_count":17832,"description":"This cluster of papers focuses on the development and optimization of nuclear betavoltaic batteries, utilizing semiconductor diodes and various radioisotopes for high-efficiency energy conversion. The research includes demonstration of radiation-resistant materials, exploration of different semiconductor materials such as silicon carbide and gallium nitride, and the design of microbatteries for practical applications.","display_name":"Advanced Energy Technologies and Civil Engineering Innovations","domain_id":"3","external_ids":{"openalex":"https://openalex.org/T14327","wikipedia":"https://en.wikipedia.org/wiki/Betavoltaic_device"},"field_id":"21","id":"T14327","keywords":[{"display_name":"radioisotope thermoelectric generators","id":"radioisotope-thermoelectric-generators","score":0.4419,"url":"https://openalex.org/keywords/radioisotope-thermoelectric-generators"},{"display_name":"radioisotope power sources","id":"radioisotope-power-systems","score":0.5464,"url":"https://openalex.org/keywords/radioisotope-power-systems"},{"display_name":"nuclear batteries","id":"nuclear-batteries","score":0.615,"url":"https://openalex.org/keywords/nuclear-batteries"},{"display_name":"radioisotope heat sources","id":"radioisotope-heat-sources","score":0.4503,"url":"https://openalex.org/keywords/radioisotope-heat-sources"},{"display_name":"betavoltaic batteries","id":"betavoltaic-batteries","score":0.8648,"url":"https://openalex.org/keywords/betavoltaic-batteries"},{"display_name":"radioisotope batteries","id":"radioisotope-batteries","score":0.7977,"url":"https://openalex.org/keywords/radioisotope-batteries"},{"display_name":"betavoltaic cells","id":"betavoltaic-cells","score":0.9536,"url":"https://openalex.org/keywords/betavoltaic-cells"},{"display_name":"radioisotope power","id":"radioisotope-power","score":0.3888,"url":"https://openalex.org/keywords/radioisotope-power"},{"display_name":"General Purpose Heat Source","id":"general-purpose-heat-source","score":0.3518,"url":"https://openalex.org/keywords/general-purpose-heat-source"},{"display_name":"nuclear power sources","id":"nuclear-power-sources","score":0.2469,"url":"https://openalex.org/keywords/nuclear-power-sources"},{"display_name":"Advanced Stirling Radioisotope Generator","id":"advanced-stirling-radioisotope-generator","score":0.4704,"url":"https://openalex.org/keywords/advanced-stirling-radioisotope-generator"},{"display_name":"deep space power","id":"deep-space-power","score":0.3413,"url":"https://openalex.org/keywords/deep-space-power"},{"display_name":"Stirling radioisotope generator","id":"stirling-radioisotope-generator","score":0.4229,"url":"https://openalex.org/keywords/stirling-radioisotope-generator"},{"display_name":"space power sources","id":"space-power-sources","score":0.2031,"url":"https://openalex.org/keywords/space-power-sources"},{"display_name":"Stirling convertor","id":"stirling-convertor","score":0.2235,"url":"https://openalex.org/keywords/stirling-convertor"}],"legacy_keywords":["Nuclear Batteries","Betavoltaic","Radiation Resistance","Semiconductor Diodes","Energy Conversion","Radioisotopes","High Efficiency","Silicon Carbide","Gallium Nitride","Microbattery"],"openalex_id":"https://openalex.org/T14327","source_created_date":"2024-01-23T15:27:22","source_updated_date":"2026-10-17T03:02:00","subfield_id":"2104","url":"/topics/T14327","works_api_url":"https://api.openalex.org/works?filter=topics.id:T14327","works_count":4807,"label":"Advanced Energy Technologies and Civil Engineering Innovations","provider":"openalex","revision":"dfcc5c97c3805e4b","taxonomy_revision":"f050b5d4780b1289","title":"Advanced Energy Technologies and Civil Engineering Innovations","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"38360348080622235","address_version":"morton4x16-v1","coordinates":[3,21,2104,14327],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}