Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2101933158', 'doi': 'https://doi.org/10.1016/s0277-3791(98)00042-0', 'title': 'Subglacial conditions under the last ice sheet in northwest Germany: ice-bed separation and enhanced basal sliding?', 'display_name': 'Subglacial conditions under the last ice sheet in northwest Germany: ice-bed separation and enhanced basal sliding?', 'publication_year': 1999, 'publication_date': '1999-05-01', 'ids': {'openalex': 'https://openalex.org/W2101933158', 'doi': 'https://doi.org/10.1016/s0277-3791(98)00042-0', 'mag': '2101933158'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/s0277-3791(98)00042-0', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S81424476', 'display_name': 'Quaternary Science Reviews', 'issn_l': '0277-3791', 'issn': ['0277-3791', '1873-457X'], '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/A5001458207', 'display_name': 'Jan A. Piotrowski', 'orcid': 'https://orcid.org/0000-0001-6931-1809'}, 'institutions': [{'id': 'https://openalex.org/I926574661', 'display_name': 'Leipzig University', 'ror': 'https://ror.org/03s7gtk40', 'country_code': 'DE', 'type': 'education', 'lineage': ['https://openalex.org/I926574661']}], 'countries': ['DE'], 'is_corresponding': False, 'raw_author_name': 'Jan A. Piotrowski', 'raw_affiliation_strings': ['Institute of Geophysics and Geology, University of Leipzig, Talstr. 35, D-04103 Leipzig, Germany'], 'affiliations': [{'raw_affiliation_string': 'Institute of Geophysics and Geology, University of Leipzig, Talstr. 35, D-04103 Leipzig, Germany', 'institution_ids': ['https://openalex.org/I926574661']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5032544567', 'display_name': 'Sławek Tulaczyk', 'orcid': 'https://orcid.org/0000-0002-9711-4332'}, 'institutions': [{'id': 'https://openalex.org/I122411786', 'display_name': 'California Institute of Technology', 'ror': 'https://ror.org/05dxps055', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I122411786']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Slawek Tulaczyk', 'raw_affiliation_strings': ['Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA, 91125, USA'], 'affiliations': [{'raw_affiliation_string': 'Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA, 91125, USA', 'institution_ids': ['https://openalex.org/I122411786']}]}], 'institution_assertions': [], 'countries_distinct_count': 2, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 3660, 'currency': 'USD', 'value_usd': 3660, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 3.717, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 155, 'citation_normalized_percentile': {'value': 0.999818, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 97, 'max': 98}, 'biblio': {'volume': '18', 'issue': '6', 'first_page': '737', 'last_page': '751'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10644', 'display_name': 'Cryospheric studies and observations', 'score': 0.9995, 'subfield': {'id': 'https://openalex.org/subfields/1902', 'display_name': 'Atmospheric Science'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10644', 'display_name': 'Cryospheric studies and observations', 'score': 0.9995, 'subfield': {'id': 'https://openalex.org/subfields/1902', 'display_name': 'Atmospheric Science'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10017', 'display_name': 'Geology and Paleoclimatology Research', 'score': 0.9972, 'subfield': {'id': 'https://openalex.org/subfields/1902', 'display_name': 'Atmospheric Science'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T13176', 'display_name': 'Winter Sports Injuries and Performance', 'score': 0.996, '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/meltwater', 'display_name': 'Meltwater', 'score': 0.6923386}, {'id': 'https://openalex.org/keywords/ice-divide', 'display_name': 'Ice divide', 'score': 0.5061199}, {'id': 'https://openalex.org/keywords/fast-ice', 'display_name': 'Fast ice', 'score': 0.45570597}, {'id': 'https://openalex.org/keywords/melt-pond', 'display_name': 'Melt pond', 'score': 0.44055742}], 'concepts': [{'id': 'https://openalex.org/C127313418', 'wikidata': 'https://www.wikidata.org/wiki/Q1069', 'display_name': 'Geology', 'level': 0, 'score': 0.8773495}, {'id': 'https://openalex.org/C123750103', 'wikidata': 'https://www.wikidata.org/wiki/Q12599', 'display_name': 'Ice sheet', 'level': 2, 'score': 0.8353535}, {'id': 'https://openalex.org/C81820708', 'wikidata': 'https://www.wikidata.org/wiki/Q2540532', 'display_name': 'Ice stream', 'level': 4, 'score': 0.80347186}, {'id': 'https://openalex.org/C207318512', 'wikidata': 'https://www.wikidata.org/wiki/Q360925', 'display_name': 'Meltwater', 'level': 3, 'score': 0.6923386}, {'id': 'https://openalex.org/C114793014', 'wikidata': 'https://www.wikidata.org/wiki/Q52109', 'display_name': 'Geomorphology', 'level': 1, 'score': 0.6707353}, {'id': 'https://openalex.org/C100834320', 'wikidata': 'https://www.wikidata.org/wiki/Q35666', 'display_name': 'Glacier', 'level': 2, 'score': 0.5503947}, {'id': 'https://openalex.org/C174252726', 'wikidata': 'https://www.wikidata.org/wiki/Q661400', 'display_name': 'Ice divide', 'level': 5, 'score': 0.5061199}, {'id': 'https://openalex.org/C87280874', 'wikidata': 'https://www.wikidata.org/wiki/Q576515', 'display_name': 'Fast ice', 'level': 5, 'score': 0.45570597}, {'id': 'https://openalex.org/C64892901', 'wikidata': 'https://www.wikidata.org/wiki/Q6813731', 'display_name': 'Melt pond', 'level': 5, 'score': 0.44055742}, {'id': 'https://openalex.org/C15739521', 'wikidata': 'https://www.wikidata.org/wiki/Q602963', 'display_name': 'Glacial period', 'level': 2, 'score': 0.43590996}, {'id': 'https://openalex.org/C87547467', 'wikidata': 'https://www.wikidata.org/wiki/Q46966', 'display_name': 'Ice shelf', 'level': 4, 'score': 0.43414712}, {'id': 'https://openalex.org/C111368507', 'wikidata': 'https://www.wikidata.org/wiki/Q43518', 'display_name': 'Oceanography', 'level': 1, 'score': 0.2204732}, {'id': 'https://openalex.org/C136894858', 'wikidata': 'https://www.wikidata.org/wiki/Q213926', 'display_name': 'Sea ice', 'level': 2, 'score': 0.21043876}, {'id': 'https://openalex.org/C197435368', 'wikidata': 'https://www.wikidata.org/wiki/Q493109', 'display_name': 'Cryosphere', 'level': 3, 'score': 0.17843425}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/s0277-3791(98)00042-0', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S81424476', 'display_name': 'Quaternary Science Reviews', 'issn_l': '0277-3791', 'issn': ['0277-3791', '1873-457X'], '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': [{'id': 'https://metadata.un.org/sdg/14', 'score': 0.55, 'display_name': 'Life below water'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W4246805533', 'https://openalex.org/W4206482941', 'https://openalex.org/W3138516936', 'https://openalex.org/W3000874431', 'https://openalex.org/W2994859948', 'https://openalex.org/W2605401275', 'https://openalex.org/W2117434660', 'https://openalex.org/W2091056266', 'https://openalex.org/W2047107704', 'https://openalex.org/W1716837442'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2101933158', 'counts_by_year': [{'year': 2024, 'cited_by_count': 7}, {'year': 2023, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 2}, {'year': 2021, 'cited_by_count': 5}, {'year': 2020, 'cited_by_count': 2}, {'year': 2019, 'cited_by_count': 5}, {'year': 2018, 'cited_by_count': 6}, {'year': 2017, 'cited_by_count': 6}, {'year': 2016, 'cited_by_count': 4}, {'year': 2015, 'cited_by_count': 11}, {'year': 2014, 'cited_by_count': 10}, {'year': 2013, 'cited_by_count': 10}, {'year': 2012, 'cited_by_count': 7}], 'updated_date': '2025-01-14T01:31:47.488079', 'created_date': '2016-06-24'}