Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1988773242', 'doi': 'https://doi.org/10.1021/bm8014472', 'title': 'Mechanisms Involved During the Ultrasonically Induced Depolymerization of Chitosan: Characterization and Control', 'display_name': 'Mechanisms Involved During the Ultrasonically Induced Depolymerization of Chitosan: Characterization and Control', 'publication_year': 2009, 'publication_date': '2009-03-26', 'ids': {'openalex': 'https://openalex.org/W1988773242', 'doi': 'https://doi.org/10.1021/bm8014472', 'mag': '1988773242', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/19323509'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1021/bm8014472', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S11629336', 'display_name': 'Biomacromolecules', 'issn_l': '1525-7797', 'issn': ['1525-7797', '1526-4602'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320006', 'host_organization_name': 'American Chemical Society', 'host_organization_lineage': ['https://openalex.org/P4310320006'], 'host_organization_lineage_names': ['American Chemical Society'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5008125145', 'display_name': 'Simina Popa-Nita', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I100532134', 'display_name': 'Université Claude Bernard Lyon 1', 'ror': 'https://ror.org/029brtt94', 'country_code': 'FR', 'type': 'education', 'lineage': ['https://openalex.org/I100532134', 'https://openalex.org/I203339264']}, {'id': 'https://openalex.org/I1294671590', 'display_name': 'Centre National de la Recherche Scientifique', 'ror': 'https://ror.org/02feahw73', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I1294671590']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'Simina Popa-Nita', 'raw_affiliation_strings': ['Universite de Lyon, Universite Lyon 1, UMR CNRS 5223 IMP, Laboratoire des Materiaux Polymeres et des Biomateriaux, Bat. ISTIL, 15, bd. A. Latarjet, F-69622 Villeurbanne Cedex, France.'], 'affiliations': [{'raw_affiliation_string': 'Universite de Lyon, Universite Lyon 1, UMR CNRS 5223 IMP, Laboratoire des Materiaux Polymeres et des Biomateriaux, Bat. ISTIL, 15, bd. A. Latarjet, F-69622 Villeurbanne Cedex, France.', 'institution_ids': ['https://openalex.org/I100532134', 'https://openalex.org/I1294671590']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5011322317', 'display_name': 'Jean‐Michel Lucas', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1294671590', 'display_name': 'Centre National de la Recherche Scientifique', 'ror': 'https://ror.org/02feahw73', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I1294671590']}, {'id': 'https://openalex.org/I100532134', 'display_name': 'Université Claude Bernard Lyon 1', 'ror': 'https://ror.org/029brtt94', 'country_code': 'FR', 'type': 'education', 'lineage': ['https://openalex.org/I100532134', 'https://openalex.org/I203339264']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'Jean-Michel Lucas', 'raw_affiliation_strings': ['Université de Lyon, Université Lyon 1, UMR CNRS 5223 IMP, Laboratoire des Matériaux Polymères et des Biomatériaux, Bât. ISTIL, 15, bd. A. Latarjet, F-69622 Villeurbanne Cedex, France'], 'affiliations': [{'raw_affiliation_string': 'Université de Lyon, Université Lyon 1, UMR CNRS 5223 IMP, Laboratoire des Matériaux Polymères et des Biomatériaux, Bât. ISTIL, 15, bd. A. Latarjet, F-69622 Villeurbanne Cedex, France', 'institution_ids': ['https://openalex.org/I1294671590', 'https://openalex.org/I100532134']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5053661157', 'display_name': 'Catherine Ladavière', 'orcid': 'https://orcid.org/0000-0002-6039-7471'}, 'institutions': [{'id': 'https://openalex.org/I100532134', 'display_name': 'Université Claude Bernard Lyon 1', 'ror': 'https://ror.org/029brtt94', 'country_code': 'FR', 'type': 'education', 'lineage': ['https://openalex.org/I100532134', 'https://openalex.org/I203339264']}, {'id': 'https://openalex.org/I1294671590', 'display_name': 'Centre National de la Recherche Scientifique', 'ror': 'https://ror.org/02feahw73', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I1294671590']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'Catherine Ladavière', 'raw_affiliation_strings': ['Université de Lyon, Université Lyon 1, UMR CNRS 5223 IMP, Laboratoire des Matériaux Polymères et des Biomatériaux, Bât. ISTIL, 15, bd. A. Latarjet, F-69622 Villeurbanne Cedex, France'], 'affiliations': [{'raw_affiliation_string': 'Université de Lyon, Université Lyon 1, UMR CNRS 5223 IMP, Laboratoire des Matériaux Polymères et des Biomatériaux, Bât. ISTIL, 15, bd. A. Latarjet, F-69622 Villeurbanne Cedex, France', 'institution_ids': ['https://openalex.org/I100532134', 'https://openalex.org/I1294671590']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5070639075', 'display_name': 'Laurent David', 'orcid': 'https://orcid.org/0000-0003-3632-8537'}, 'institutions': [{'id': 'https://openalex.org/I1294671590', 'display_name': 'Centre National de la Recherche Scientifique', 'ror': 'https://ror.org/02feahw73', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I1294671590']}, {'id': 'https://openalex.org/I100532134', 'display_name': 'Université Claude Bernard Lyon 1', 'ror': 'https://ror.org/029brtt94', 'country_code': 'FR', 'type': 'education', 'lineage': ['https://openalex.org/I100532134', 'https://openalex.org/I203339264']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'Laurent David', 'raw_affiliation_strings': ['Université de Lyon, Université Lyon 1, UMR CNRS 5223 IMP, Laboratoire des Matériaux Polymères et des Biomatériaux, Bât. ISTIL, 15, bd. A. Latarjet, F-69622 Villeurbanne Cedex, France'], 'affiliations': [{'raw_affiliation_string': 'Université de Lyon, Université Lyon 1, UMR CNRS 5223 IMP, Laboratoire des Matériaux Polymères et des Biomatériaux, Bât. ISTIL, 15, bd. A. Latarjet, F-69622 Villeurbanne Cedex, France', 'institution_ids': ['https://openalex.org/I1294671590', 'https://openalex.org/I100532134']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5036446726', 'display_name': 'Alain Domard', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I100532134', 'display_name': 'Université Claude Bernard Lyon 1', 'ror': 'https://ror.org/029brtt94', 'country_code': 'FR', 'type': 'education', 'lineage': ['https://openalex.org/I100532134', 'https://openalex.org/I203339264']}, {'id': 'https://openalex.org/I1294671590', 'display_name': 'Centre National de la Recherche Scientifique', 'ror': 'https://ror.org/02feahw73', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I1294671590']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'Alain Domard', 'raw_affiliation_strings': ['Université de Lyon, Université Lyon 1, UMR CNRS 5223 IMP, Laboratoire des Matériaux Polymères et des Biomatériaux, Bât. ISTIL, 15, bd. A. Latarjet, F-69622 Villeurbanne Cedex, France'], 'affiliations': [{'raw_affiliation_string': 'Université de Lyon, Université Lyon 1, UMR CNRS 5223 IMP, Laboratoire des Matériaux Polymères et des Biomatériaux, Bât. ISTIL, 15, bd. A. Latarjet, F-69622 Villeurbanne Cedex, France', 'institution_ids': ['https://openalex.org/I100532134', 'https://openalex.org/I1294671590']}]}], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 3.029, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 70, 'citation_normalized_percentile': {'value': 0.901941, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 96, 'max': 97}, 'biblio': {'volume': '10', 'issue': '5', 'first_page': '1203', 'last_page': '1211'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10488', 'display_name': 'Properties and Applications of Chitin and Chitosan', 'score': 0.9991, 'subfield': {'id': 'https://openalex.org/subfields/2502', 'display_name': 'Biomaterials'}, '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/T10488', 'display_name': 'Properties and Applications of Chitin and Chitosan', 'score': 0.9991, 'subfield': {'id': 'https://openalex.org/subfields/2502', 'display_name': 'Biomaterials'}, '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/T10859', 'display_name': 'Mussel-Inspired Surface Chemistry for Multifunctional Coatings', 'score': 0.9963, 'subfield': {'id': 'https://openalex.org/subfields/2508', 'display_name': 'Surfaces, Coatings and Films'}, '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/T12085', 'display_name': 'Collagen Structure and Applications', 'score': 0.9961, 'subfield': {'id': 'https://openalex.org/subfields/2502', 'display_name': 'Biomaterials'}, 'field': {'id': 'https://openalex.org/fields/25', 'display_name': 'Materials Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/depolymerization', 'display_name': 'Depolymerization', 'score': 0.95984066}, {'id': 'https://openalex.org/keywords/characterization', 'display_name': 'Characterization (materials science)', 'score': 0.5020163}, {'id': 'https://openalex.org/keywords/chitosan', 'display_name': 'Chitosan', 'score': 0.477519}], 'concepts': [{'id': 'https://openalex.org/C49852136', 'wikidata': 'https://www.wikidata.org/wiki/Q906487', 'display_name': 'Depolymerization', 'level': 2, 'score': 0.95984066}, {'id': 'https://openalex.org/C2779732960', 'wikidata': 'https://www.wikidata.org/wiki/Q408510', 'display_name': 'Chitosan', 'level': 2, 'score': 0.7804822}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.5756933}, {'id': 'https://openalex.org/C2780841128', 'wikidata': 'https://www.wikidata.org/wiki/Q5073781', 'display_name': 'Characterization (materials science)', 'level': 2, 'score': 0.5020163}, {'id': 'https://openalex.org/C42360764', 'wikidata': 'https://www.wikidata.org/wiki/Q83588', 'display_name': 'Chemical engineering', 'level': 1, 'score': 0.3921161}, {'id': 'https://openalex.org/C188027245', 'wikidata': 'https://www.wikidata.org/wiki/Q750446', 'display_name': 'Polymer chemistry', 'level': 1, 'score': 0.34283665}, {'id': 'https://openalex.org/C12554922', 'wikidata': 'https://www.wikidata.org/wiki/Q7100', 'display_name': 'Biophysics', 'level': 1, 'score': 0.34125805}, {'id': 'https://openalex.org/C171250308', 'wikidata': 'https://www.wikidata.org/wiki/Q11468', 'display_name': 'Nanotechnology', 'level': 1, 'score': 0.2592868}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.23465148}, {'id': 'https://openalex.org/C192562407', 'wikidata': 'https://www.wikidata.org/wiki/Q228736', 'display_name': 'Materials science', 'level': 0, 'score': 0.21582311}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.10474199}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.08023667}], 'mesh': [{'descriptor_ui': 'D001672', 'descriptor_name': 'Biocompatible Materials', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': True}, {'descriptor_ui': 'D048271', 'descriptor_name': 'Chitosan', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': True}, {'descriptor_ui': 'D001672', 'descriptor_name': 'Biocompatible Materials', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D048271', 'descriptor_name': 'Chitosan', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007700', 'descriptor_name': 'Kinetics', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008956', 'descriptor_name': 'Models, Chemical', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008970', 'descriptor_name': 'Molecular Weight', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015203', 'descriptor_name': 'Reproducibility of Results', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013997', 'descriptor_name': 'Time Factors', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014465', 'descriptor_name': 'Ultrasonics', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 5, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1021/bm8014472', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S11629336', 'display_name': 'Biomacromolecules', 'issn_l': '1525-7797', 'issn': ['1525-7797', '1526-4602'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320006', 'host_organization_name': 'American Chemical Society', 'host_organization_lineage': ['https://openalex.org/P4310320006'], 'host_organization_lineage_names': ['American Chemical Society'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://hal.archives-ouvertes.fr/hal-00397948', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306402512', 'display_name': 'HAL (Le Centre pour la Communication Scientifique Directe)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1294671590', 'host_organization_name': 'Centre National de la Recherche Scientifique', 'host_organization_lineage': ['https://openalex.org/I1294671590'], 'host_organization_lineage_names': ['Centre National de la Recherche Scientifique'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://hal.archives-ouvertes.fr/hal-02293435', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306402512', 'display_name': 'HAL (Le Centre pour la Communication Scientifique Directe)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1294671590', 'host_organization_name': 'Centre National de la Recherche Scientifique', 'host_organization_lineage': ['https://openalex.org/I1294671590'], 'host_organization_lineage_names': ['Centre National de la Recherche Scientifique'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://hal.science/hal-02293435', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306402512', 'display_name': 'HAL (Le Centre pour la Communication Scientifique Directe)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1294671590', 'host_organization_name': 'Centre National de la Recherche Scientifique', 'host_organization_lineage': ['https://openalex.org/I1294671590'], 'host_organization_lineage_names': ['Centre National de la Recherche Scientifique'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/19323509', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, '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': 52, 'referenced_works': ['https://openalex.org/W1529234085', 'https://openalex.org/W1976945196', 'https://openalex.org/W1977012014', 'https://openalex.org/W1979469787', 'https://openalex.org/W1988525414', 'https://openalex.org/W1990235122', 'https://openalex.org/W1996924491', 'https://openalex.org/W1998414343', 'https://openalex.org/W2001286327', 'https://openalex.org/W2002522716', 'https://openalex.org/W2008146893', 'https://openalex.org/W2012181348', 'https://openalex.org/W2013331366', 'https://openalex.org/W2014434680', 'https://openalex.org/W2019028539', 'https://openalex.org/W2021720009', 'https://openalex.org/W2022111097', 'https://openalex.org/W2030314601', 'https://openalex.org/W2030911082', 'https://openalex.org/W2042795046', 'https://openalex.org/W2049637241', 'https://openalex.org/W2050050166', 'https://openalex.org/W2053884233', 'https://openalex.org/W2054726319', 'https://openalex.org/W2061154721', 'https://openalex.org/W2061509724', 'https://openalex.org/W2064400539', 'https://openalex.org/W2065779947', 'https://openalex.org/W2068694806', 'https://openalex.org/W2072020162', 'https://openalex.org/W2076276686', 'https://openalex.org/W2078699771', 'https://openalex.org/W2081055006', 'https://openalex.org/W2081365707', 'https://openalex.org/W2081507519', 'https://openalex.org/W2081801626', 'https://openalex.org/W2087233759', 'https://openalex.org/W2089063381', 'https://openalex.org/W2089269752', 'https://openalex.org/W2089739198', 'https://openalex.org/W2090218026', 'https://openalex.org/W2091401995', 'https://openalex.org/W2111217096', 'https://openalex.org/W2113545923', 'https://openalex.org/W2113857564', 'https://openalex.org/W2131043124', 'https://openalex.org/W2146976725', 'https://openalex.org/W2331717719', 'https://openalex.org/W2852210423', 'https://openalex.org/W2911826637', 'https://openalex.org/W3008293697', 'https://openalex.org/W586898115'], 'related_works': ['https://openalex.org/W4297963689', 'https://openalex.org/W2481732814', 'https://openalex.org/W2368934058', 'https://openalex.org/W2350985461', 'https://openalex.org/W2166950515', 'https://openalex.org/W2083299211', 'https://openalex.org/W2045030012', 'https://openalex.org/W2034888640', 'https://openalex.org/W2018474500', 'https://openalex.org/W1979951564'], 'abstract_inverted_index': {'The': [0, 15], 'existence': [1], 'of': [2, 11, 22, 28, 74, 76, 99, 102, 111, 115], 'two': [3], 'mechanisms': [4], 'involved': [5], 'in': [6, 90], 'the': [7, 29, 32, 57, 61, 77, 81, 97, 116], 'ultrasonically': [8], 'induced': [9], 'depolymerization': [10, 82], 'chitosan': [12, 100], 'is': [13, 34, 83], 'evidenced.': [14], 'first': [16], 'leads': [17], 'to': [18, 53, 94], 'a': [19, 26, 44, 67, 71, 109], 'rapid': [20], 'scission': [21, 63], 'polymer': [23, 39], 'chains': [24, 40, 101], 'and': [25, 31, 41, 55, 105, 121, 129], 'lowering': [27], 'polydispersity,': [30], 'second': [33], 'responsible': [35], 'for': [36], 'obtaining': [37], 'short': [38], 'oligomers': [42], 'with': [43], 'polydispersity': [45, 107], 'increase.': [46], 'A': [47], 'systematic': [48], 'experimental': [49, 92], 'study': [50], 'allowed': [51], 'us': [52], 'identify': [54], 'quantify': [56], 'main': [58], 'parameters': [59], 'influencing': [60], 'chain': [62], 'kinetics.': [64], 'Consequently,': [65], 'using': [66], '"master': [68], 'curve"': [69], 'approach,': [70], 'general': [72], 'law': [73, 86], 'variation': [75], 'molecular': [78], 'weight': [79], 'during': [80], 'proposed.': [84], 'This': [85], 'can': [87], 'be': [88], 'used': [89], 'various': [91], 'conditions': [93], 'easily': [95], 'control': [96], 'production': [98], 'precise': [103], 'length': [104], 'low': [106], 'or': [108], 'collection': [110], 'chito-oligosaccharides': [112], '(COS).': [113], 'Characterization': [114], 'latter': [117], 'by': [118], '1H': [119], 'NMR': [120], 'MALDI-TOF': [122], 'mass': [123], 'spectrometry': [124], 'shows': [125], 'their': [126], 'high': [127], 'purity': [128], 'an': [130], 'unchanged': [131], 'primary': [132], 'structure.': [133]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1988773242', 'counts_by_year': [{'year': 2024, 'cited_by_count': 3}, {'year': 2023, 'cited_by_count': 2}, {'year': 2022, 'cited_by_count': 6}, {'year': 2021, 'cited_by_count': 6}, {'year': 2020, 'cited_by_count': 2}, {'year': 2019, 'cited_by_count': 8}, {'year': 2018, 'cited_by_count': 2}, {'year': 2017, 'cited_by_count': 3}, {'year': 2016, 'cited_by_count': 5}, {'year': 2015, 'cited_by_count': 6}, {'year': 2014, 'cited_by_count': 2}, {'year': 2013, 'cited_by_count': 3}, {'year': 2012, 'cited_by_count': 5}], 'updated_date': '2024-09-12T09:29:44.282284', 'created_date': '2016-06-24'}