Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W4210606801', 'doi': 'https://doi.org/10.3403/bsen62751', 'title': 'Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems.', 'display_name': 'Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems.', 'publication_year': 2015, 'publication_date': '2015-06-10', 'ids': {'openalex': 'https://openalex.org/W4210606801', 'doi': 'https://doi.org/10.3403/bsen62751'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.3403/bsen62751', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'standard', 'type_crossref': 'standard', 'indexed_in': ['crossref'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': None, 'has_fulltext': False, 'cited_by_count': 1, 'citation_normalized_percentile': {'value': 0.951404, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 66, 'max': 73}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11102', 'display_name': 'Modular Multilevel Converters in HVDC Systems', 'score': 0.9423, 'subfield': {'id': 'https://openalex.org/subfields/2208', 'display_name': 'Electrical and Electronic Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T11102', 'display_name': 'Modular Multilevel Converters in HVDC Systems', 'score': 0.9423, 'subfield': {'id': 'https://openalex.org/subfields/2208', 'display_name': 'Electrical and Electronic Engineering'}, '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/T10175', 'display_name': 'Power Electronics and Conversion Systems', 'score': 0.9219, 'subfield': {'id': 'https://openalex.org/subfields/2208', 'display_name': 'Electrical and Electronic Engineering'}, '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/T10361', 'display_name': 'Power Electronics Technology', 'score': 0.9187, 'subfield': {'id': 'https://openalex.org/subfields/2208', 'display_name': 'Electrical and Electronic Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/high-voltage-direct-current', 'display_name': 'High-voltage direct current', 'score': 0.7141083}, {'id': 'https://openalex.org/keywords/hvdc-transmission', 'display_name': 'HVDC Transmission', 'score': 0.669556}, {'id': 'https://openalex.org/keywords/voltage-source-converters', 'display_name': 'Voltage Source Converters', 'score': 0.659395}, {'id': 'https://openalex.org/keywords/dc-dc-converters', 'display_name': 'DC-DC Converters', 'score': 0.621457}, {'id': 'https://openalex.org/keywords/voltage-control', 'display_name': 'Voltage Control', 'score': 0.588732}, {'id': 'https://openalex.org/keywords/high-frequency-power-conversion', 'display_name': 'High-Frequency Power Conversion', 'score': 0.588399}, {'id': 'https://openalex.org/keywords/hvdc-converter-station', 'display_name': 'HVDC converter station', 'score': 0.5610086}, {'id': 'https://openalex.org/keywords/hvdc-converter', 'display_name': 'HVDC converter', 'score': 0.480906}], 'concepts': [{'id': 'https://openalex.org/C2781163877', 'wikidata': 'https://www.wikidata.org/wiki/Q370607', 'display_name': 'High-voltage direct current', 'level': 4, 'score': 0.7141083}, {'id': 'https://openalex.org/C144655898', 'wikidata': 'https://www.wikidata.org/wiki/Q1161128', 'display_name': 'Voltage source', 'level': 3, 'score': 0.60459}, {'id': 'https://openalex.org/C2776620479', 'wikidata': 'https://www.wikidata.org/wiki/Q159241', 'display_name': 'Direct current', 'level': 3, 'score': 0.5801056}, {'id': 'https://openalex.org/C7904685', 'wikidata': 'https://www.wikidata.org/wiki/Q2356943', 'display_name': 'HVDC converter station', 'level': 3, 'score': 0.5610086}, {'id': 'https://openalex.org/C148043351', 'wikidata': 'https://www.wikidata.org/wiki/Q4456944', 'display_name': 'Current (fluid)', 'level': 2, 'score': 0.55839705}, {'id': 'https://openalex.org/C119599485', 'wikidata': 'https://www.wikidata.org/wiki/Q43035', 'display_name': 'Electrical engineering', 'level': 1, 'score': 0.5188878}, {'id': 'https://openalex.org/C165801399', 'wikidata': 'https://www.wikidata.org/wiki/Q25428', 'display_name': 'Voltage', 'level': 2, 'score': 0.5170194}, {'id': 'https://openalex.org/C163258240', 'wikidata': 'https://www.wikidata.org/wiki/Q25342', 'display_name': 'Power (physics)', 'level': 2, 'score': 0.49618086}, {'id': 'https://openalex.org/C2780705257', 'wikidata': 'https://www.wikidata.org/wiki/Q5636221', 'display_name': 'HVDC converter', 'level': 4, 'score': 0.480906}, {'id': 'https://openalex.org/C89227174', 'wikidata': 'https://www.wikidata.org/wiki/Q2388981', 'display_name': 'Electric power system', 'level': 3, 'score': 0.4377449}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.34211442}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.27705812}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.1774928}, {'id': 'https://openalex.org/C66322947', 'wikidata': 'https://www.wikidata.org/wiki/Q11658', 'display_name': 'Transformer', 'level': 3, 'score': 0.05364278}, {'id': 'https://openalex.org/C62520636', 'wikidata': 'https://www.wikidata.org/wiki/Q944', 'display_name': 'Quantum mechanics', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.3403/bsen62751', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/7', 'score': 0.87, 'display_name': 'Affordable and clean energy'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W564620664', 'https://openalex.org/W4210606801', 'https://openalex.org/W3188539296', 'https://openalex.org/W2907656286', 'https://openalex.org/W2803744570', 'https://openalex.org/W2349749627', 'https://openalex.org/W2128342230', 'https://openalex.org/W2014834882', 'https://openalex.org/W1998367034', 'https://openalex.org/W1541440268'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W4210606801', 'counts_by_year': [{'year': 2022, 'cited_by_count': 1}], 'updated_date': '2024-09-16T05:17:03.558676', 'created_date': '2022-02-08'}