Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2068923547', 'doi': 'https://doi.org/10.1016/0025-5408(90)90035-z', 'title': 'Ion exchange reactions of the layered solid acid HCa2Nb3O10 with alkali metal cations', 'display_name': 'Ion exchange reactions of the layered solid acid HCa2Nb3O10 with alkali metal cations', 'publication_year': 1990, 'publication_date': '1990-05-01', 'ids': {'openalex': 'https://openalex.org/W2068923547', 'doi': 'https://doi.org/10.1016/0025-5408(90)90035-z', 'mag': '2068923547'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/0025-5408(90)90035-z', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S138530117', 'display_name': 'Materials Research Bulletin', 'issn_l': '0025-5408', 'issn': ['0025-5408', '1873-4227'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], '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/A5058687269', 'display_name': 'Allan J. Jacobson', 'orcid': 'https://orcid.org/0000-0002-6540-8846'}, 'institutions': [{'id': 'https://openalex.org/I923382979', 'display_name': 'ExxonMobil (United States)', 'ror': 'https://ror.org/01xcepn55', 'country_code': 'US', 'type': 'company', 'lineage': ['https://openalex.org/I923382979']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'A.J. Jacobson', 'raw_affiliation_strings': ['Exxon Research and Engineering Company, Annandale, New Jersey 08801 USA'], 'affiliations': [{'raw_affiliation_string': 'Exxon Research and Engineering Company, Annandale, New Jersey 08801 USA', 'institution_ids': ['https://openalex.org/I923382979']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5103548099', 'display_name': 'J. T. Lewandowski', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I923382979', 'display_name': 'ExxonMobil (United States)', 'ror': 'https://ror.org/01xcepn55', 'country_code': 'US', 'type': 'company', 'lineage': ['https://openalex.org/I923382979']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'J.T. Lewandowski', 'raw_affiliation_strings': ['Exxon Research and Engineering Company, Annandale, New Jersey 08801 USA'], 'affiliations': [{'raw_affiliation_string': 'Exxon Research and Engineering Company, Annandale, New Jersey 08801 USA', 'institution_ids': ['https://openalex.org/I923382979']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5005681676', 'display_name': 'Jack W. Johnson', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I923382979', 'display_name': 'ExxonMobil (United States)', 'ror': 'https://ror.org/01xcepn55', 'country_code': 'US', 'type': 'company', 'lineage': ['https://openalex.org/I923382979']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Jack W. Johnson', 'raw_affiliation_strings': ['Exxon Research and Engineering Company, Annandale, New Jersey 08801 USA'], 'affiliations': [{'raw_affiliation_string': 'Exxon Research and Engineering Company, Annandale, New Jersey 08801 USA', 'institution_ids': ['https://openalex.org/I923382979']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 3370, 'currency': 'USD', 'value_usd': 3370, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 0.699, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 21, 'citation_normalized_percentile': {'value': 0.836377, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 86, 'max': 87}, 'biblio': {'volume': '25', 'issue': '5', 'first_page': '679', 'last_page': '686'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11940', 'display_name': 'Layered Double Hydroxides Synthesis and Applications', 'score': 0.9999, '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/T11940', 'display_name': 'Layered Double Hydroxides Synthesis and Applications', 'score': 0.9999, '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/T12524', 'display_name': 'Chemical Synthesis and Characterization', 'score': 0.9992, 'subfield': {'id': 'https://openalex.org/subfields/2311', 'display_name': 'Industrial and Manufacturing Engineering'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T12557', 'display_name': 'Inorganic Chemistry and Materials', 'score': 0.9989, 'subfield': {'id': 'https://openalex.org/subfields/1604', 'display_name': 'Inorganic Chemistry'}, 'field': {'id': 'https://openalex.org/fields/16', 'display_name': 'Chemistry'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/alkaline-earth-metal', 'display_name': 'Alkaline earth metal', 'score': 0.4462204}], 'concepts': [{'id': 'https://openalex.org/C198091228', 'wikidata': 'https://www.wikidata.org/wiki/Q19557', 'display_name': 'Alkali metal', 'level': 2, 'score': 0.91888154}, {'id': 'https://openalex.org/C179104552', 'wikidata': 'https://www.wikidata.org/wiki/Q11165', 'display_name': 'Inorganic chemistry', 'level': 1, 'score': 0.77058333}, {'id': 'https://openalex.org/C184651966', 'wikidata': 'https://www.wikidata.org/wiki/Q906356', 'display_name': 'Aqueous solution', 'level': 2, 'score': 0.7656317}, {'id': 'https://openalex.org/C117760992', 'wikidata': 'https://www.wikidata.org/wiki/Q389137', 'display_name': 'Ion exchange', 'level': 3, 'score': 0.75293624}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.6928602}, {'id': 'https://openalex.org/C2779851234', 'wikidata': 'https://www.wikidata.org/wiki/Q50690', 'display_name': 'Oxide', 'level': 2, 'score': 0.6365471}, {'id': 'https://openalex.org/C544153396', 'wikidata': 'https://www.wikidata.org/wiki/Q11426', 'display_name': 'Metal', 'level': 2, 'score': 0.58218044}, {'id': 'https://openalex.org/C33347731', 'wikidata': 'https://www.wikidata.org/wiki/Q285210', 'display_name': 'Stacking', 'level': 2, 'score': 0.5448494}, {'id': 'https://openalex.org/C62715864', 'wikidata': 'https://www.wikidata.org/wiki/Q19563', 'display_name': 'Alkaline earth metal', 'level': 3, 'score': 0.4462204}, {'id': 'https://openalex.org/C145148216', 'wikidata': 'https://www.wikidata.org/wiki/Q36496', 'display_name': 'Ion', 'level': 2, 'score': 0.40954798}, {'id': 'https://openalex.org/C147789679', 'wikidata': 'https://www.wikidata.org/wiki/Q11372', 'display_name': 'Physical chemistry', 'level': 1, 'score': 0.16720155}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.122368574}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/0025-5408(90)90035-z', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S138530117', 'display_name': 'Materials Research Bulletin', 'issn_l': '0025-5408', 'issn': ['0025-5408', '1873-4227'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'score': 0.77, 'id': 'https://metadata.un.org/sdg/6', 'display_name': 'Clean water and sanitation'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 9, 'referenced_works': ['https://openalex.org/W1972196432', 'https://openalex.org/W2004669139', 'https://openalex.org/W2018663609', 'https://openalex.org/W2064682791', 'https://openalex.org/W2069911322', 'https://openalex.org/W2081421377', 'https://openalex.org/W2090447612', 'https://openalex.org/W2114911094', 'https://openalex.org/W4256408668'], 'related_works': ['https://openalex.org/W53492488', 'https://openalex.org/W4389165449', 'https://openalex.org/W4298733376', 'https://openalex.org/W4230486431', 'https://openalex.org/W2810972690', 'https://openalex.org/W2340261328', 'https://openalex.org/W2331288114', 'https://openalex.org/W2040844378', 'https://openalex.org/W1994741958', 'https://openalex.org/W1986739874'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2068923547', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 1}, {'year': 2014, 'cited_by_count': 1}, {'year': 2013, 'cited_by_count': 2}, {'year': 2012, 'cited_by_count': 1}], 'updated_date': '2024-12-16T00:17:19.847489', 'created_date': '2016-06-24'}