Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W11068632', 'doi': None, 'title': 'Tests on the underground gasification of Trimmelkam brown coal', 'display_name': 'Tests on the underground gasification of Trimmelkam brown coal', 'publication_year': 1974, 'publication_date': '1974-12-01', 'ids': {'openalex': 'https://openalex.org/W11068632', 'mag': '11068632'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'http://www.osti.gov/scitech/biblio/5084478-tests-underground-gasification-trimmelkam-brown-coal', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': [], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5091065248', 'display_name': 'H. Goergen', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'H. Goergen', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5061847485', 'display_name': 'K. Engin', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'K. Engin', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': False, 'cited_by_count': 0, 'citation_normalized_percentile': {'value': 0.0, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 0, 'max': 57}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T13094', 'display_name': 'Underground Coal Gasification: Fundamentals and Applications', 'score': 0.9997, 'subfield': {'id': 'https://openalex.org/subfields/2210', 'display_name': 'Mechanical 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/T13094', 'display_name': 'Underground Coal Gasification: Fundamentals and Applications', 'score': 0.9997, 'subfield': {'id': 'https://openalex.org/subfields/2210', 'display_name': 'Mechanical 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/T13619', 'display_name': 'Rock Mechanics and Wave Propagation in Geomedia', 'score': 0.992, 'subfield': {'id': 'https://openalex.org/subfields/2211', 'display_name': 'Mechanics of Materials'}, '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/T11837', 'display_name': 'Reduction Kinetics in Ironmaking Processes', 'score': 0.9857, 'subfield': {'id': 'https://openalex.org/subfields/2210', 'display_name': 'Mechanical 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/gasification', 'display_name': 'Gasification', 'score': 0.59547}, {'id': 'https://openalex.org/keywords/brown-coal', 'display_name': 'Brown coal', 'score': 0.5531621}, {'id': 'https://openalex.org/keywords/mining-induced-seismicity', 'display_name': 'Mining Induced Seismicity', 'score': 0.545971}], 'concepts': [{'id': 'https://openalex.org/C2993795611', 'wikidata': 'https://www.wikidata.org/wiki/Q156267', 'display_name': 'Brown coal', 'level': 3, 'score': 0.5531621}, {'id': 'https://openalex.org/C518851703', 'wikidata': 'https://www.wikidata.org/wiki/Q24489', 'display_name': 'Coal', 'level': 2, 'score': 0.49868584}, {'id': 'https://openalex.org/C548081761', 'wikidata': 'https://www.wikidata.org/wiki/Q180388', 'display_name': 'Waste management', 'level': 1, 'score': 0.47725675}, {'id': 'https://openalex.org/C39432304', 'wikidata': 'https://www.wikidata.org/wiki/Q188847', 'display_name': 'Environmental science', 'level': 0, 'score': 0.46663696}, {'id': 'https://openalex.org/C86021790', 'wikidata': 'https://www.wikidata.org/wiki/Q909968', 'display_name': 'Coal gasification', 'level': 3, 'score': 0.41851357}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.19150642}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'http://www.osti.gov/scitech/biblio/5084478-tests-underground-gasification-trimmelkam-brown-coal', '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': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W87937569', 'https://openalex.org/W85847685', 'https://openalex.org/W80535564', 'https://openalex.org/W6453562', 'https://openalex.org/W61412902', 'https://openalex.org/W49602105', 'https://openalex.org/W4041056', 'https://openalex.org/W337411260', 'https://openalex.org/W290134143', 'https://openalex.org/W280581702', 'https://openalex.org/W235163371', 'https://openalex.org/W233117059', 'https://openalex.org/W2271202823', 'https://openalex.org/W189825717', 'https://openalex.org/W187963204', 'https://openalex.org/W182416419', 'https://openalex.org/W174076697', 'https://openalex.org/W173113786', 'https://openalex.org/W162492646', 'https://openalex.org/W144331094'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W11068632', 'counts_by_year': [], 'updated_date': '2024-09-19T13:53:13.215805', 'created_date': '2016-06-24'}