Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1968135379', 'doi': 'https://doi.org/10.1007/s00601-011-0270-5', 'title': 'Pion Loops in Chiral Perturbation Theory and Light-Front Dynamics', 'display_name': 'Pion Loops in Chiral Perturbation Theory and Light-Front Dynamics', 'publication_year': 2011, 'publication_date': '2011-10-29', 'ids': {'openalex': 'https://openalex.org/W1968135379', 'doi': 'https://doi.org/10.1007/s00601-011-0270-5', 'mag': '1968135379'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/s00601-011-0270-5', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S190936833', 'display_name': 'Few-Body Systems', 'issn_l': '0177-7963', 'issn': ['0177-7963', '1432-5411'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319900', 'host_organization_name': 'Springer Science+Business Media', 'host_organization_lineage': ['https://openalex.org/P4310319965', 'https://openalex.org/P4310319900'], 'host_organization_lineage_names': ['Springer Nature', 'Springer Science+Business Media'], '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/A5011724522', 'display_name': 'Chueng‐Ryong Ji', 'orcid': 'https://orcid.org/0000-0002-3024-5186'}, 'institutions': [{'id': 'https://openalex.org/I137902535', 'display_name': 'North Carolina State University', 'ror': 'https://ror.org/04tj63d06', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I137902535']}], 'countries': ['US'], 'is_corresponding': True, 'raw_author_name': 'Chueng-Ryong Ji', 'raw_affiliation_strings': ['North Carolina State University,'], 'affiliations': [{'raw_affiliation_string': 'North Carolina State University,', 'institution_ids': ['https://openalex.org/I137902535']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': ['https://openalex.org/A5011724522'], 'corresponding_institution_ids': ['https://openalex.org/I137902535'], 'apc_list': {'value': 2290, 'currency': 'EUR', 'value_usd': 2890, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 3, 'citation_normalized_percentile': {'value': 0.558514, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 76, 'max': 78}, 'biblio': {'volume': '52', 'issue': '3-4', 'first_page': '421', 'last_page': '426'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10224', 'display_name': 'Hadron Physics and QCD', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/3106', 'display_name': 'Nuclear and High Energy Physics'}, 'field': {'id': 'https://openalex.org/fields/31', 'display_name': 'Physics and Astronomy'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10224', 'display_name': 'Hadron Physics and QCD', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/3106', 'display_name': 'Nuclear and High Energy Physics'}, 'field': {'id': 'https://openalex.org/fields/31', 'display_name': 'Physics and Astronomy'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10048', 'display_name': 'Particle Physics and High-Energy Collider Experiments', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/3106', 'display_name': 'Nuclear and High Energy Physics'}, 'field': {'id': 'https://openalex.org/fields/31', 'display_name': 'Physics and Astronomy'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10527', 'display_name': 'Search for Quark-Gluon Plasma in Heavy-Ion Collisions', 'score': 0.9997, 'subfield': {'id': 'https://openalex.org/subfields/3106', 'display_name': 'Nuclear and High Energy Physics'}, 'field': {'id': 'https://openalex.org/fields/31', 'display_name': 'Physics and Astronomy'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/pseudovector', 'display_name': 'Pseudovector', 'score': 0.7256226}, {'id': 'https://openalex.org/keywords/chiral-dynamics', 'display_name': 'chiral dynamics', 'score': 0.529782}], 'concepts': [{'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.82632166}, {'id': 'https://openalex.org/C99077945', 'wikidata': 'https://www.wikidata.org/wiki/Q3984130', 'display_name': 'Chiral perturbation theory', 'level': 3, 'score': 0.7801564}, {'id': 'https://openalex.org/C206094082', 'wikidata': 'https://www.wikidata.org/wiki/Q4097', 'display_name': 'Pion', 'level': 2, 'score': 0.74577755}, {'id': 'https://openalex.org/C101583263', 'wikidata': 'https://www.wikidata.org/wiki/Q1748985', 'display_name': 'Pseudoscalar', 'level': 3, 'score': 0.74346787}, {'id': 'https://openalex.org/C101185895', 'wikidata': 'https://www.wikidata.org/wiki/Q621476', 'display_name': 'Pseudovector', 'level': 3, 'score': 0.7256226}, {'id': 'https://openalex.org/C52703039', 'wikidata': 'https://www.wikidata.org/wiki/Q5101837', 'display_name': 'Chiral symmetry breaking', 'level': 3, 'score': 0.66472185}, {'id': 'https://openalex.org/C172695262', 'wikidata': 'https://www.wikidata.org/wiki/Q102165', 'display_name': 'Nucleon', 'level': 2, 'score': 0.6575921}, {'id': 'https://openalex.org/C166124518', 'wikidata': 'https://www.wikidata.org/wiki/Q1047702', 'display_name': 'Renormalization', 'level': 2, 'score': 0.608788}, {'id': 'https://openalex.org/C117137515', 'wikidata': 'https://www.wikidata.org/wiki/Q238170', 'display_name': 'Quantum chromodynamics', 'level': 2, 'score': 0.5669579}, {'id': 'https://openalex.org/C163845019', 'wikidata': 'https://www.wikidata.org/wiki/Q5101826', 'display_name': 'Chiral anomaly', 'level': 3, 'score': 0.5131777}, {'id': 'https://openalex.org/C3079626', 'wikidata': 'https://www.wikidata.org/wiki/Q234881', 'display_name': 'Quantum electrodynamics', 'level': 1, 'score': 0.482306}, {'id': 'https://openalex.org/C109214941', 'wikidata': 'https://www.wikidata.org/wiki/Q18334', 'display_name': 'Particle physics', 'level': 1, 'score': 0.46368757}, {'id': 'https://openalex.org/C9136319', 'wikidata': 'https://www.wikidata.org/wiki/Q362640', 'display_name': 'Covariant transformation', 'level': 2, 'score': 0.46310303}, {'id': 'https://openalex.org/C37914503', 'wikidata': 'https://www.wikidata.org/wiki/Q156495', 'display_name': 'Mathematical physics', 'level': 1, 'score': 0.35546023}, {'id': 'https://openalex.org/C200006409', 'wikidata': 'https://www.wikidata.org/wiki/Q102742', 'display_name': 'Meson', 'level': 2, 'score': 0.3073879}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/s00601-011-0270-5', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S190936833', 'display_name': 'Few-Body Systems', 'issn_l': '0177-7963', 'issn': ['0177-7963', '1432-5411'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319900', 'host_organization_name': 'Springer Science+Business Media', 'host_organization_lineage': ['https://openalex.org/P4310319965', 'https://openalex.org/P4310319900'], 'host_organization_lineage_names': ['Springer Nature', 'Springer Science+Business Media'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'score': 0.8, 'display_name': 'Climate action', 'id': 'https://metadata.un.org/sdg/13'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 26, 'referenced_works': ['https://openalex.org/W1972561296', 'https://openalex.org/W1978401765', 'https://openalex.org/W1987205684', 'https://openalex.org/W2004137764', 'https://openalex.org/W2004264184', 'https://openalex.org/W2006370025', 'https://openalex.org/W2020759116', 'https://openalex.org/W2020848834', 'https://openalex.org/W2024637952', 'https://openalex.org/W2025369738', 'https://openalex.org/W2026082698', 'https://openalex.org/W2026269534', 'https://openalex.org/W2027917213', 'https://openalex.org/W2033870813', 'https://openalex.org/W2075066328', 'https://openalex.org/W2129826744', 'https://openalex.org/W2156949802', 'https://openalex.org/W2166648318', 'https://openalex.org/W2167385872', 'https://openalex.org/W2168625692', 'https://openalex.org/W2249011223', 'https://openalex.org/W2597018895', 'https://openalex.org/W2616660128', 'https://openalex.org/W2734798760', 'https://openalex.org/W3098494595', 'https://openalex.org/W4252540380'], 'related_works': ['https://openalex.org/W3176703046', 'https://openalex.org/W3022247915', 'https://openalex.org/W2514263544', 'https://openalex.org/W2125864140', 'https://openalex.org/W2121911380', 'https://openalex.org/W2007090819', 'https://openalex.org/W1992369068', 'https://openalex.org/W1679370186', 'https://openalex.org/W1522875085', 'https://openalex.org/W1503810816'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1968135379', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}], 'updated_date': '2024-09-19T20:31:40.624467', 'created_date': '2016-06-24'}