Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2037348326', 'doi': 'https://doi.org/10.5650/jos.ess13138', 'title': 'Monolayer Behavior of Cyclic and Linear Forms of Surfactins: Thermodynamic Analysis of Langmuir Monolayers and AFM Study of Langmuir-Blodgett Monolayers', 'display_name': 'Monolayer Behavior of Cyclic and Linear Forms of Surfactins: Thermodynamic Analysis of Langmuir Monolayers and AFM Study of Langmuir-Blodgett Monolayers', 'publication_year': 2014, 'publication_date': '2014-01-01', 'ids': {'openalex': 'https://openalex.org/W2037348326', 'doi': 'https://doi.org/10.5650/jos.ess13138', 'mag': '2037348326', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/24599101'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.5650/jos.ess13138', 'pdf_url': 'https://www.jstage.jst.go.jp/article/jos/63/4/63_ess13138/_pdf', 'source': {'id': 'https://openalex.org/S48379306', 'display_name': 'Journal of Oleo Science', 'issn_l': '1345-8957', 'issn': ['1345-8957', '1347-3352'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4323237076', 'host_organization_name': "Japan Oil Chemists' Society", 'host_organization_lineage': ['https://openalex.org/P4323237076'], 'host_organization_lineage_names': ["Japan Oil Chemists' Society"], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'https://www.jstage.jst.go.jp/article/jos/63/4/63_ess13138/_pdf', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5001752811', 'display_name': 'Toshiaki Taira', 'orcid': 'https://orcid.org/0000-0003-1408-6602'}, 'institutions': [{'id': 'https://openalex.org/I73613424', 'display_name': 'National Institute of Advanced Industrial Science and Technology', 'ror': 'https://ror.org/01703db54', 'country_code': 'JP', 'type': 'government', 'lineage': ['https://openalex.org/I73613424']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Toshiaki Taira', 'raw_affiliation_strings': ['Research Institute for Innovation in Sustainable Chemistry, National Institute of Advanced Industrial Science and Technology (AIST).'], 'affiliations': [{'raw_affiliation_string': 'Research Institute for Innovation in Sustainable Chemistry, National Institute of Advanced Industrial Science and Technology (AIST).', 'institution_ids': ['https://openalex.org/I73613424']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5101814532', 'display_name': 'Shintaro Ikeda', 'orcid': 'https://orcid.org/0000-0002-4276-491X'}, 'institutions': [{'id': 'https://openalex.org/I161296585', 'display_name': 'Tokyo University of Science', 'ror': 'https://ror.org/05sj3n476', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I161296585']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Shintaro Ikeda', 'raw_affiliation_strings': ['[Faculty of Science and Technology, Tokyo University of Science]'], 'affiliations': [{'raw_affiliation_string': '[Faculty of Science and Technology, Tokyo University of Science]', 'institution_ids': ['https://openalex.org/I161296585']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5026225134', 'display_name': 'Daisuke Kawamura', 'orcid': 'https://orcid.org/0000-0001-5592-3791'}, 'institutions': [{'id': 'https://openalex.org/I161296585', 'display_name': 'Tokyo University of Science', 'ror': 'https://ror.org/05sj3n476', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I161296585']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Daisuke Kawamura', 'raw_affiliation_strings': ['[Faculty of Science and Technology, Tokyo University of Science]'], 'affiliations': [{'raw_affiliation_string': '[Faculty of Science and Technology, Tokyo University of Science]', 'institution_ids': ['https://openalex.org/I161296585']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5082256680', 'display_name': 'Hideki Sakai', 'orcid': 'https://orcid.org/0000-0002-3665-5709'}, 'institutions': [{'id': 'https://openalex.org/I161296585', 'display_name': 'Tokyo University of Science', 'ror': 'https://ror.org/05sj3n476', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I161296585']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Hideki Sakai', 'raw_affiliation_strings': ['[Faculty of Science and Technology, Tokyo University of Science]'], 'affiliations': [{'raw_affiliation_string': '[Faculty of Science and Technology, Tokyo University of Science]', 'institution_ids': ['https://openalex.org/I161296585']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5043272430', 'display_name': 'Masahiko Abe', 'orcid': 'https://orcid.org/0000-0001-6255-316X'}, 'institutions': [{'id': 'https://openalex.org/I161296585', 'display_name': 'Tokyo University of Science', 'ror': 'https://ror.org/05sj3n476', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I161296585']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Masahiko Abe', 'raw_affiliation_strings': ['[Faculty of Science and Technology, Tokyo University of Science]'], 'affiliations': [{'raw_affiliation_string': '[Faculty of Science and Technology, Tokyo University of Science]', 'institution_ids': ['https://openalex.org/I161296585']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5034831021', 'display_name': 'Daï Kitamoto', 'orcid': 'https://orcid.org/0000-0002-6859-8892'}, 'institutions': [{'id': 'https://openalex.org/I73613424', 'display_name': 'National Institute of Advanced Industrial Science and Technology', 'ror': 'https://ror.org/01703db54', 'country_code': 'JP', 'type': 'government', 'lineage': ['https://openalex.org/I73613424']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Dai Kitamoto', 'raw_affiliation_strings': ['Research Institute for Innovation in Sustainable Chemistry, National Institute of Advanced Industrial Science and Technology (AIST).'], 'affiliations': [{'raw_affiliation_string': 'Research Institute for Innovation in Sustainable Chemistry, National Institute of Advanced Industrial Science and Technology (AIST).', 'institution_ids': ['https://openalex.org/I73613424']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5081107275', 'display_name': 'Tomohiro Imura', 'orcid': 'https://orcid.org/0000-0001-6358-5980'}, 'institutions': [{'id': 'https://openalex.org/I73613424', 'display_name': 'National Institute of Advanced Industrial Science and Technology', 'ror': 'https://ror.org/01703db54', 'country_code': 'JP', 'type': 'government', 'lineage': ['https://openalex.org/I73613424']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Tomohiro Imura', 'raw_affiliation_strings': ['Research Institute for Innovation in Sustainable Chemistry, National Institute of Advanced Industrial Science and Technology (AIST).'], 'affiliations': [{'raw_affiliation_string': 'Research Institute for Innovation in Sustainable Chemistry, National Institute of Advanced Industrial Science and Technology (AIST).', 'institution_ids': ['https://openalex.org/I73613424']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 40000, 'currency': 'JPY', 'value_usd': 301, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 0.652, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 12, 'citation_normalized_percentile': {'value': 0.735016, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 87, 'max': 88}, 'biblio': {'volume': '63', 'issue': '4', 'first_page': '407', 'last_page': '412'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10407', 'display_name': 'Lipid Membrane Structure and Behavior', 'score': 0.9847, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10407', 'display_name': 'Lipid Membrane Structure and Behavior', 'score': 0.9847, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T10549', 'display_name': 'Neonatal Respiratory Health Research', 'score': 0.9678, 'subfield': {'id': 'https://openalex.org/subfields/2740', 'display_name': 'Pulmonary and Respiratory Medicine'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, {'id': 'https://openalex.org/T11651', 'display_name': 'Inhalation and Respiratory Drug Delivery', 'score': 0.9613, 'subfield': {'id': 'https://openalex.org/subfields/2740', 'display_name': 'Pulmonary and Respiratory Medicine'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/surface-pressure', 'display_name': 'Surface pressure', 'score': 0.521257}], 'concepts': [{'id': 'https://openalex.org/C7070889', 'wikidata': 'https://www.wikidata.org/wiki/Q902488', 'display_name': 'Monolayer', 'level': 2, 'score': 0.98982877}, {'id': 'https://openalex.org/C115958267', 'wikidata': 'https://www.wikidata.org/wiki/Q464196', 'display_name': 'Langmuir', 'level': 3, 'score': 0.75783813}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.69731593}, {'id': 'https://openalex.org/C32909587', 'wikidata': 'https://www.wikidata.org/wiki/Q11369', 'display_name': 'Molecule', 'level': 2, 'score': 0.63768035}, {'id': 'https://openalex.org/C101677414', 'wikidata': 'https://www.wikidata.org/wiki/Q81809', 'display_name': 'Surface pressure', 'level': 2, 'score': 0.521257}, {'id': 'https://openalex.org/C8010536', 'wikidata': 'https://www.wikidata.org/wiki/Q160398', 'display_name': 'Crystallography', 'level': 1, 'score': 0.49400502}, {'id': 'https://openalex.org/C26856880', 'wikidata': 'https://www.wikidata.org/wiki/Q910150', 'display_name': 'Self-assembly', 'level': 2, 'score': 0.41086662}, {'id': 'https://openalex.org/C71240020', 'wikidata': 'https://www.wikidata.org/wiki/Q186011', 'display_name': 'Stereochemistry', 'level': 1, 'score': 0.33170024}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.21514937}, {'id': 'https://openalex.org/C150394285', 'wikidata': 'https://www.wikidata.org/wiki/Q180254', 'display_name': 'Adsorption', 'level': 2, 'score': 0.16116261}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C57879066', 'wikidata': 'https://www.wikidata.org/wiki/Q41217', 'display_name': 'Mechanics', 'level': 1, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D055666', 'descriptor_name': 'Lipopeptides', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': True}, {'descriptor_ui': 'D008567', 'descriptor_name': 'Membranes, Artificial', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D010456', 'descriptor_name': 'Peptides, Cyclic', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': True}, {'descriptor_ui': 'D013501', 'descriptor_name': 'Surface-Active Agents', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': True}, {'descriptor_ui': 'D000388', 'descriptor_name': 'Air', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001412', 'descriptor_name': 'Bacillus subtilis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003500', 'descriptor_name': 'Cyclization', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D055666', 'descriptor_name': 'Lipopeptides', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D055666', 'descriptor_name': 'Lipopeptides', 'qualifier_ui': 'Q000648', 'qualifier_name': 'ultrastructure', 'is_major_topic': False}, {'descriptor_ui': 'D018625', 'descriptor_name': 'Microscopy, Atomic Force', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010456', 'descriptor_name': 'Peptides, Cyclic', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D044367', 'descriptor_name': 'Phase Transition', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D011312', 'descriptor_name': 'Pressure', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013499', 'descriptor_name': 'Surface Properties', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013501', 'descriptor_name': 'Surface-Active Agents', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014867', 'descriptor_name': 'Water', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.5650/jos.ess13138', 'pdf_url': 'https://www.jstage.jst.go.jp/article/jos/63/4/63_ess13138/_pdf', 'source': {'id': 'https://openalex.org/S48379306', 'display_name': 'Journal of Oleo Science', 'issn_l': '1345-8957', 'issn': ['1345-8957', '1347-3352'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4323237076', 'host_organization_name': "Japan Oil Chemists' Society", 'host_organization_lineage': ['https://openalex.org/P4323237076'], 'host_organization_lineage_names': ["Japan Oil Chemists' Society"], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/24599101', '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': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.5650/jos.ess13138', 'pdf_url': 'https://www.jstage.jst.go.jp/article/jos/63/4/63_ess13138/_pdf', 'source': {'id': 'https://openalex.org/S48379306', 'display_name': 'Journal of Oleo Science', 'issn_l': '1345-8957', 'issn': ['1345-8957', '1347-3352'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4323237076', 'host_organization_name': "Japan Oil Chemists' Society", 'host_organization_lineage': ['https://openalex.org/P4323237076'], 'host_organization_lineage_names': ["Japan Oil Chemists' Society"], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/14', 'score': 0.55, 'display_name': 'Life below water'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 25, 'referenced_works': ['https://openalex.org/W1515668124', 'https://openalex.org/W1964042928', 'https://openalex.org/W1985559434', 'https://openalex.org/W1993823212', 'https://openalex.org/W1994885674', 'https://openalex.org/W2000601175', 'https://openalex.org/W2007342922', 'https://openalex.org/W2029615997', 'https://openalex.org/W2032715740', 'https://openalex.org/W2043440328', 'https://openalex.org/W2044397973', 'https://openalex.org/W2059550876', 'https://openalex.org/W2070546065', 'https://openalex.org/W2071461119', 'https://openalex.org/W2081138607', 'https://openalex.org/W2086338959', 'https://openalex.org/W2093315204', 'https://openalex.org/W2099865098', 'https://openalex.org/W2148872580', 'https://openalex.org/W2157215561', 'https://openalex.org/W2161563475', 'https://openalex.org/W2315817408', 'https://openalex.org/W2322565091', 'https://openalex.org/W2323109797', 'https://openalex.org/W4236001144'], 'related_works': ['https://openalex.org/W4312263931', 'https://openalex.org/W2793856516', 'https://openalex.org/W2376711334', 'https://openalex.org/W2332186968', 'https://openalex.org/W2078699809', 'https://openalex.org/W2044261051', 'https://openalex.org/W2041405661', 'https://openalex.org/W2013118179', 'https://openalex.org/W1966147458', 'https://openalex.org/W1512389437'], 'abstract_inverted_index': {'The': [0, 27, 81, 115], 'molecular': [1, 72, 178], 'interactions': [2], 'of': [3, 6, 11, 35, 50, 83, 89, 118, 152, 158, 168, 173, 201, 203, 207], 'monolayers': [4, 92, 121], 'composed': [5], 'cyclic': [7, 38, 170], 'and': [8, 134, 139, 144, 184, 213], 'linear': [9, 53], 'forms': [10], 'surfactins': [12], '(SFs)': [13], 'were': [14, 93], 'evaluated': [15], 'through': [16], 'atomic': [17], 'force': [18], 'microscopy': [19], '(AFM)': [20], 'together': [21], 'with': [22, 189], 'a': [23, 36, 43, 51, 58, 69, 113, 142, 182, 204], 'Langmuir': [24, 191], 'monolayer': [25, 41, 56, 183, 192], 'technique.': [26], 'surface': [28], 'pressure': [29], '(π)-area': [30], 'per': [31, 87, 156], 'molecule': [32, 88, 157], '(A)': [33], 'isotherm': [34], 'pure': [37, 52], 'surfactin': [39, 54], '(CSF)': [40], 'exhibited': [42, 57], 'liquid': [44, 59], 'expanded': [45], '(Le)': [46], 'monolayer,': [47, 62], 'while': [48], 'that': [49, 64, 101, 106, 131, 165, 185], '(LSF)': [55], 'condensed': [60], '(Lc)': [61], 'demonstrating': [63], 'the': [65, 84, 90, 97, 107, 119, 132, 150, 153, 159, 166, 169, 190, 199], 'CSFs': [66, 133, 212], 'are': [67, 110, 136], 'in': [68, 112, 181], 'rather': [70], 'loose': [71], 'packing': [73, 179], 'state': [74, 180], 'owing': [75], 'to': [76, 96, 197], 'its': [77, 177], 'bulky': [78], 'heptapeptide': [79, 171], 'ring.': [80], 'plots': [82], 'mean': [85, 154], 'area': [86, 155], 'CSF/LSF': [91, 120], 'well': [94], 'fitted': [95], 'ideal': [98, 102], 'curves,': [99], 'suggesting': [100], 'mixing': [103], 'occurs,': [104], 'or': [105], 'two': [108], 'components': [109], 'immiscible': [111, 138], 'monolayer.': [114], 'AFM': [116, 186], 'images': [117], 'transferred': [122], 'at': [123], '25': [124], 'mN/m': [125], 'gave': [126], 'phase-separated': [127], 'microdomain': [128], 'structures,': [129], 'indicating': [130], 'LSFs': [135], 'almost': [137], 'separated': [140], 'into': [141], 'CSF-rich': [143], 'LSF-rich': [145], 'phases,': [146], 'as': [147, 211], 'suggested': [148], 'from': [149], 'analysis': [151], 'monolayers.': [160], 'Our': [161], 'results': [162], 'clearly': [163], 'demonstrated': [164], 'cleavage': [167], 'headgroup': [172], 'CSF': [174], 'drastically': [175], 'changes': [176], 'observation': [187], 'combined': [188], 'technique': [193], 'is': [194], 'quite': [195], 'useful': [196], 'explore': [198], 'manner': [200], 'self-assembly': [202], 'binary': [205], 'system': [206], 'microbial': [208], 'products': [209], 'such': [210], 'LSFs.': [214]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2037348326', 'counts_by_year': [{'year': 2024, 'cited_by_count': 2}, {'year': 2022, 'cited_by_count': 1}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 1}, {'year': 2017, 'cited_by_count': 3}, {'year': 2015, 'cited_by_count': 1}, {'year': 2014, 'cited_by_count': 1}], 'updated_date': '2024-12-17T03:26:54.003157', 'created_date': '2016-06-24'}