Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1140441644', 'doi': None, 'title': 'Aqueous emulsion fuel - the concept of reduction of nitrogen oxides in exhaust gases.', 'display_name': 'Aqueous emulsion fuel - the concept of reduction of nitrogen oxides in exhaust gases.', 'publication_year': 1999, 'publication_date': '1999-01-01', 'ids': {'openalex': 'https://openalex.org/W1140441644', 'mag': '1140441644'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'http://yadda.icm.edu.pl/yadda/element/bwmeta1.element.baztech-article-BPW3-0006-0076', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306522982', 'display_name': 'Prace Naukowe Instytutu Chemii i Technologii Nafty i Węgla Politechniki Wrocławskiej. Konferencje', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'journal'}, '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/A5085487484', 'display_name': 'Cz. Kolanek', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': True, 'raw_author_name': 'Cz. Kolanek', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': ['https://openalex.org/A5085487484'], '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': 56}, 'biblio': {'volume': '9', 'issue': None, 'first_page': '255', 'last_page': '258'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10192', 'display_name': 'Catalytic Nanomaterials', 'score': 0.7154, 'subfield': {'id': 'https://openalex.org/subfields/2505', 'display_name': 'Materials Chemistry'}, 'field': {'id': 'https://openalex.org/fields/25', 'display_name': 'Materials Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10192', 'display_name': 'Catalytic Nanomaterials', 'score': 0.7154, 'subfield': {'id': 'https://openalex.org/subfields/2505', 'display_name': 'Materials Chemistry'}, 'field': {'id': 'https://openalex.org/fields/25', 'display_name': 'Materials Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T11351', 'display_name': 'Desulfurization Technologies for Fuels', 'score': 0.6226, '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/T10507', 'display_name': 'Technical Aspects of Biodiesel Production', 'score': 0.5719, 'subfield': {'id': 'https://openalex.org/subfields/2204', 'display_name': 'Biomedical 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/nox-reduction', 'display_name': 'NOx Reduction', 'score': 0.533534}, {'id': 'https://openalex.org/keywords/ultra-clean-fuels', 'display_name': 'Ultra-clean fuels', 'score': 0.523936}, {'id': 'https://openalex.org/keywords/nitrogen-oxides', 'display_name': 'Nitrogen oxides', 'score': 0.44668257}], 'concepts': [{'id': 'https://openalex.org/C2778123984', 'wikidata': 'https://www.wikidata.org/wiki/Q187634', 'display_name': 'Emulsion', 'level': 2, 'score': 0.6140568}, {'id': 'https://openalex.org/C111335779', 'wikidata': 'https://www.wikidata.org/wiki/Q3454686', 'display_name': 'Reduction (mathematics)', 'level': 2, 'score': 0.47136724}, {'id': 'https://openalex.org/C537208039', 'wikidata': 'https://www.wikidata.org/wiki/Q627', 'display_name': 'Nitrogen', 'level': 2, 'score': 0.47041824}, {'id': 'https://openalex.org/C3019581552', 'wikidata': 'https://www.wikidata.org/wiki/Q424418', 'display_name': 'Nitrogen oxides', 'level': 2, 'score': 0.44668257}, {'id': 'https://openalex.org/C39432304', 'wikidata': 'https://www.wikidata.org/wiki/Q188847', 'display_name': 'Environmental science', 'level': 0, 'score': 0.39239913}, {'id': 'https://openalex.org/C548081761', 'wikidata': 'https://www.wikidata.org/wiki/Q180388', 'display_name': 'Waste management', 'level': 1, 'score': 0.39070308}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.34253418}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.1645925}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.115638465}, {'id': 'https://openalex.org/C2524010', 'wikidata': 'https://www.wikidata.org/wiki/Q8087', 'display_name': 'Geometry', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'http://yadda.icm.edu.pl/yadda/element/bwmeta1.element.baztech-article-BPW3-0006-0076', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306522982', 'display_name': 'Prace Naukowe Instytutu Chemii i Technologii Nafty i Węgla Politechniki Wrocławskiej. Konferencje', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'journal'}, '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/W658769456', 'https://openalex.org/W3113104924', 'https://openalex.org/W3086678813', 'https://openalex.org/W2941152372', 'https://openalex.org/W2935115419', 'https://openalex.org/W2925079353', 'https://openalex.org/W2768617183', 'https://openalex.org/W2756369210', 'https://openalex.org/W2739531842', 'https://openalex.org/W27166883', 'https://openalex.org/W2578704844', 'https://openalex.org/W2276686370', 'https://openalex.org/W2201708898', 'https://openalex.org/W2121465458', 'https://openalex.org/W2120687182', 'https://openalex.org/W2090258203', 'https://openalex.org/W2070438661', 'https://openalex.org/W2052052319', 'https://openalex.org/W1741195541', 'https://openalex.org/W102452858'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1140441644', 'counts_by_year': [], 'updated_date': '2024-09-16T19:25:34.948609', 'created_date': '2016-06-24'}