Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2012508532', 'doi': 'https://doi.org/10.1785/gssrl.73.2.144', 'title': 'Midcrustal, Long-period Earthquakes beneath Northern California Volcanic Areas', 'display_name': 'Midcrustal, Long-period Earthquakes beneath Northern California Volcanic Areas', 'publication_year': 2002, 'publication_date': '2002-03-01', 'ids': {'openalex': 'https://openalex.org/W2012508532', 'doi': 'https://doi.org/10.1785/gssrl.73.2.144', 'mag': '2012508532'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1785/gssrl.73.2.144', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S183957208', 'display_name': 'Seismological Research Letters', 'issn_l': '0895-0695', 'issn': ['0895-0695', '1938-2057'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310316854', 'host_organization_name': 'Seismological Society of America', 'host_organization_lineage': ['https://openalex.org/P4310316854'], 'host_organization_lineage_names': ['Seismological Society of America'], '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/A5049495690', 'display_name': 'A. M. Pitt', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1286329397', 'display_name': 'United States Geological Survey', 'ror': 'https://ror.org/035a68863', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1286329397', 'https://openalex.org/I1335927249']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'A. M. Pitt', 'raw_affiliation_strings': ['U.S. Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, , , ,'], 'affiliations': [{'raw_affiliation_string': 'U.S. Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, , , ,', 'institution_ids': ['https://openalex.org/I1286329397']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5101597869', 'display_name': 'David P. Hill', 'orcid': 'https://orcid.org/0000-0002-1619-2006'}, 'institutions': [{'id': 'https://openalex.org/I1286329397', 'display_name': 'United States Geological Survey', 'ror': 'https://ror.org/035a68863', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1286329397', 'https://openalex.org/I1335927249']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'D. P. Hill', 'raw_affiliation_strings': ['U.S. Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, , , ,'], 'affiliations': [{'raw_affiliation_string': 'U.S. Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, , , ,', 'institution_ids': ['https://openalex.org/I1286329397']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5111650773', 'display_name': 'Steven Walter', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1286329397', 'display_name': 'United States Geological Survey', 'ror': 'https://ror.org/035a68863', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1286329397', 'https://openalex.org/I1335927249']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'S. W. Walter', 'raw_affiliation_strings': ['U.S. Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, , , ,'], 'affiliations': [{'raw_affiliation_string': 'U.S. Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, , , ,', 'institution_ids': ['https://openalex.org/I1286329397']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5065441164', 'display_name': 'Michael Johnson', 'orcid': 'https://orcid.org/0000-0001-7350-3723'}, 'institutions': [{'id': 'https://openalex.org/I1286329397', 'display_name': 'United States Geological Survey', 'ror': 'https://ror.org/035a68863', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1286329397', 'https://openalex.org/I1335927249']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'M. J. S. Johnson', 'raw_affiliation_strings': ['U.S. Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, , , ,'], 'affiliations': [{'raw_affiliation_string': 'U.S. Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, , , ,', 'institution_ids': ['https://openalex.org/I1286329397']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 1.983, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 59, 'citation_normalized_percentile': {'value': 0.897238, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 93, 'max': 94}, 'biblio': {'volume': '73', 'issue': '2', 'first_page': '144', 'last_page': '152'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10110', 'display_name': 'earthquake and tectonic studies', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/1908', 'display_name': 'Geophysics'}, '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/T10110', 'display_name': 'earthquake and tectonic studies', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/1908', 'display_name': 'Geophysics'}, '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/T10413', 'display_name': 'High-pressure geophysics and materials', 'score': 0.9987, 'subfield': {'id': 'https://openalex.org/subfields/1908', 'display_name': 'Geophysics'}, '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/T10001', 'display_name': 'Geological and Geochemical Analysis', 'score': 0.9984, 'subfield': {'id': 'https://openalex.org/subfields/1908', 'display_name': 'Geophysics'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/geological-survey', 'display_name': 'Geological survey', 'score': 0.8247299}, {'id': 'https://openalex.org/keywords/download', 'display_name': 'Download', 'score': 0.43596813}], 'concepts': [{'id': 'https://openalex.org/C2781113848', 'wikidata': 'https://www.wikidata.org/wiki/Q2915366', 'display_name': 'Geological survey', 'level': 2, 'score': 0.8247299}, {'id': 'https://openalex.org/C2778805511', 'wikidata': 'https://www.wikidata.org/wiki/Q1713', 'display_name': 'Citation', 'level': 2, 'score': 0.6238689}, {'id': 'https://openalex.org/C127313418', 'wikidata': 'https://www.wikidata.org/wiki/Q1069', 'display_name': 'Geology', 'level': 0, 'score': 0.60779047}, {'id': 'https://openalex.org/C120806208', 'wikidata': 'https://www.wikidata.org/wiki/Q8072', 'display_name': 'Volcano', 'level': 2, 'score': 0.4808653}, {'id': 'https://openalex.org/C166957645', 'wikidata': 'https://www.wikidata.org/wiki/Q23498', 'display_name': 'Archaeology', 'level': 1, 'score': 0.46292946}, {'id': 'https://openalex.org/C2780154274', 'wikidata': 'https://www.wikidata.org/wiki/Q7126717', 'display_name': 'Download', 'level': 2, 'score': 0.43596813}, {'id': 'https://openalex.org/C2781291010', 'wikidata': 'https://www.wikidata.org/wiki/Q178580', 'display_name': 'Period (music)', 'level': 2, 'score': 0.43553716}, {'id': 'https://openalex.org/C161191863', 'wikidata': 'https://www.wikidata.org/wiki/Q199655', 'display_name': 'Library science', 'level': 1, 'score': 0.36078525}, {'id': 'https://openalex.org/C165205528', 'wikidata': 'https://www.wikidata.org/wiki/Q83371', 'display_name': 'Seismology', 'level': 1, 'score': 0.27597368}, {'id': 'https://openalex.org/C205649164', 'wikidata': 'https://www.wikidata.org/wiki/Q1071', 'display_name': 'Geography', 'level': 0, 'score': 0.27141893}, {'id': 'https://openalex.org/C151730666', 'wikidata': 'https://www.wikidata.org/wiki/Q7205', 'display_name': 'Paleontology', 'level': 1, 'score': 0.1479772}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.08076149}, {'id': 'https://openalex.org/C136764020', 'wikidata': 'https://www.wikidata.org/wiki/Q466', 'display_name': 'World Wide Web', 'level': 1, 'score': 0.08070496}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C24890656', 'wikidata': 'https://www.wikidata.org/wiki/Q82811', 'display_name': 'Acoustics', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1785/gssrl.73.2.144', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S183957208', 'display_name': 'Seismological Research Letters', 'issn_l': '0895-0695', 'issn': ['0895-0695', '1938-2057'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310316854', 'host_organization_name': 'Seismological Society of America', 'host_organization_lineage': ['https://openalex.org/P4310316854'], 'host_organization_lineage_names': ['Seismological Society of America'], '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': 25, 'referenced_works': ['https://openalex.org/W1480962405', 'https://openalex.org/W1514516052', 'https://openalex.org/W1968794827', 'https://openalex.org/W1968875457', 'https://openalex.org/W1989725715', 'https://openalex.org/W2002863442', 'https://openalex.org/W2014633486', 'https://openalex.org/W2015238200', 'https://openalex.org/W2019950346', 'https://openalex.org/W2028983145', 'https://openalex.org/W2031985130', 'https://openalex.org/W2036369176', 'https://openalex.org/W2040901678', 'https://openalex.org/W2056860716', 'https://openalex.org/W20596153', 'https://openalex.org/W2060441944', 'https://openalex.org/W2067715306', 'https://openalex.org/W2108113630', 'https://openalex.org/W2123177955', 'https://openalex.org/W2141766456', 'https://openalex.org/W2150756964', 'https://openalex.org/W2157911300', 'https://openalex.org/W2170670218', 'https://openalex.org/W2330528685', 'https://openalex.org/W632784661'], 'related_works': ['https://openalex.org/W4389542061', 'https://openalex.org/W4291722174', 'https://openalex.org/W4287615848', 'https://openalex.org/W4225768143', 'https://openalex.org/W4213341620', 'https://openalex.org/W2889202199', 'https://openalex.org/W2485273903', 'https://openalex.org/W2485259751', 'https://openalex.org/W2226303319', 'https://openalex.org/W2183842793'], 'abstract_inverted_index': {'Research': [0, 132, 189, 229], 'Article|': [1], 'March': [2], '01,': [3], '2002': [4], 'Midcrustal,': [5, 180], 'Long-period': [6, 181, 234], 'Earthquakes': [7, 182], 'beneath': [8, 183, 287, 315], 'Northern': [9, 184], 'California': [10, 185, 324], 'Volcanic': [11, 186], 'Areas': [12], 'A.': [13, 16, 167], 'M.': [14, 17, 100, 104, 168, 176], 'Pitt;': [15], 'Pitt': [18], 'U.S.': [19, 48, 77, 108], 'Geological': [20, 49, 78, 109], 'Survey': [21, 50, 79, 110], '345': [22, 51, 80, 111], 'Middlefield': [23, 52, 81, 112], 'Road': [24, 53, 82, 113], 'Menlo': [25, 54, 83, 114], 'Park,': [26, 55, 84, 115], 'California,': [27, 56, 85, 116], '94025': [28, 57, 86, 117], '[email protected]': [29, 58, 87, 118], '[email protected]': [30, 59, 88, 119], 'Search': [31, 60, 89, 120, 164, 212, 219, 231, 233], 'for': [32, 61, 90, 121], 'other': [33, 62, 91, 122], 'works': [34, 63, 92, 123], 'by': [35, 64, 93, 124], 'this': [36, 65, 94, 125, 302, 332], 'author': [37, 66, 95, 126], 'on:': [38, 67, 96, 127], 'GSW': [39, 68, 97, 128], 'Google': [40, 69, 98, 129], 'Scholar': [41, 70, 99, 130], 'D.': [42, 45, 170], 'P.': [43, 46, 171], 'Hill;': [44], 'Hill': [47], 'S.': [71, 74, 102, 106, 173, 178], 'W.': [72, 75, 174], 'Walter;': [73], 'Walter': [76], 'J.': [101, 105, 177], 'Johnson': [103, 107], 'Seismological': [131, 188], 'Letters': [133, 190, 230], '(2002)': [134], '73': [135, 192], '(2):': [136, 193], '144–152.': [137, 194], 'https://doi.org/10.1785/gssrl.73.2.144': [138, 196], 'Article': [139], 'history': [140], 'first': [141], 'online:': [142], '09': [143], 'Mar': [144], '2017': [145], 'Cite': [146], 'View': [147], 'This': [148], 'Citation': [149, 152, 166], 'Add': [150], 'to': [151, 272, 283, 331, 336], 'Manager': [153], 'Share': [154, 156], 'Icon': [155, 160], 'Twitter': [157], 'LinkedIn': [158], 'Tools': [159, 161], 'Get': [162], 'Permissions': [163], 'Site': [165], 'Pitt,': [169], 'Hill,': [172], 'Walter,': [175], 'Johnson;': [179], 'Areas.': [187], '2002;;': [191], 'doi:': [195], 'Download': [197], 'citation': [198], 'file:': [199], 'Ris': [200], '(Zotero)': [201], 'Refmanager': [202], 'EasyBib': [203], 'Bookends': [204], 'Mendeley': [205], 'Papers': [206], 'EndNote': [207], 'RefWorks': [208], 'BibTex': [209], 'toolbar': [210, 215], 'search': [211, 216, 217, 225], 'Dropdown': [213], 'Menu': [214], 'input': [218, 220], 'auto': [221], 'suggest': [222], 'filter': [223], 'your': [224, 337], 'All': [226], 'ContentBy': [227], 'SocietySeismological': [228], 'Advanced': [232], '(LP)': [235], 'volcanic': [236, 273, 289, 320], 'earthquakes': [237, 262, 278, 310], 'are': [238], 'commonly': [239], 'associated': [240], 'with': [241, 247], 'magma': [242], 'migration': [243], 'and': [244], 'magmatic': [245], 'interactions': [246], 'hydrothermal': [248], 'systems': [249, 290], 'in': [250, 322], 'the': [251, 267, 306, 318], 'shallow': [252, 256], 'crust.': [253], 'Swarms': [254], 'of': [255, 266, 308, 317], '(depths': [257], '<': [258], '5': [259], 'km)': [260], 'LP': [261, 277, 309], 'serve': [263], 'as': [264], 'one': [265], 'more': [268], 'robust': [269], 'seismic': [270], 'precursors': [271], 'eruptions': [274], '(Chouet,': [275], '1996).': [276, 300], 'also': [279], 'occur': [280], 'at': [281, 311], 'mid-': [282], 'lower': [284], 'crustal': [285], 'depths': [286, 314], 'young': [288], '(Hasegawa': [291], 'et': [292, 296], 'al.,': [293, 297], '1991;': [294], 'Koyanagi': [295], '1987;': [298], 'White,': [299], 'In': [301], 'paper,': [303], 'we': [304], 'document': [305], 'occurrence': [307], 'midcrustal': [312], 'focal': [313], 'each': [316], 'major': [319], 'centers': [321], 'northern': [323], 'that...': [325], 'You': [326], 'do': [327], 'not': [328], 'have': [329, 345], 'access': [330], 'content,': [333], 'please': [334], 'speak': [335], 'institutional': [338], 'administrator': [339], 'if': [340], 'you': [341, 343], 'feel': [342], 'should': [344], 'access.': [346]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2012508532', 'counts_by_year': [{'year': 2024, 'cited_by_count': 4}, {'year': 2023, 'cited_by_count': 4}, {'year': 2022, 'cited_by_count': 2}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 4}, {'year': 2019, 'cited_by_count': 4}, {'year': 2018, 'cited_by_count': 3}, {'year': 2017, 'cited_by_count': 3}, {'year': 2016, 'cited_by_count': 5}, {'year': 2015, 'cited_by_count': 4}, {'year': 2014, 'cited_by_count': 2}, {'year': 2013, 'cited_by_count': 1}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2025-01-10T00:42:48.152147', 'created_date': '2016-06-24'}