Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2924267071', 'doi': 'https://doi.org/10.1002/jrs.5583', 'title': 'Raman spectra of natural manganese oxides', 'display_name': 'Raman spectra of natural manganese oxides', 'publication_year': 2019, 'publication_date': '2019-03-19', 'ids': {'openalex': 'https://openalex.org/W2924267071', 'doi': 'https://doi.org/10.1002/jrs.5583', 'mag': '2924267071'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1002/jrs.5583', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4206644', 'display_name': 'Journal of Raman Spectroscopy', 'issn_l': '0377-0486', 'issn': ['0377-0486', '1097-4555'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], '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/A5072099297', 'display_name': 'Simone Bernardini', 'orcid': 'https://orcid.org/0000-0003-0958-4893'}, 'institutions': [{'id': 'https://openalex.org/I119003972', 'display_name': 'Roma Tre University', 'ror': 'https://ror.org/05vf0dg29', 'country_code': 'IT', 'type': 'education', 'lineage': ['https://openalex.org/I119003972']}], 'countries': ['IT'], 'is_corresponding': False, 'raw_author_name': 'Simone Bernardini', 'raw_affiliation_strings': ['Department of Science, Roma Tre University, Rome, Italy'], 'affiliations': [{'raw_affiliation_string': 'Department of Science, Roma Tre University, Rome, Italy', 'institution_ids': ['https://openalex.org/I119003972']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5019786061', 'display_name': 'Fabio Bellatreccia', 'orcid': 'https://orcid.org/0000-0001-7611-5777'}, 'institutions': [{'id': 'https://openalex.org/I119003972', 'display_name': 'Roma Tre University', 'ror': 'https://ror.org/05vf0dg29', 'country_code': 'IT', 'type': 'education', 'lineage': ['https://openalex.org/I119003972']}], 'countries': ['IT'], 'is_corresponding': False, 'raw_author_name': 'Fabio Bellatreccia', 'raw_affiliation_strings': ['Department of Science, Roma Tre University, Rome, Italy'], 'affiliations': [{'raw_affiliation_string': 'Department of Science, Roma Tre University, Rome, Italy', 'institution_ids': ['https://openalex.org/I119003972']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5079461886', 'display_name': 'Annalaura Casanova Municchia', 'orcid': 'https://orcid.org/0000-0002-3459-8763'}, 'institutions': [{'id': 'https://openalex.org/I119003972', 'display_name': 'Roma Tre University', 'ror': 'https://ror.org/05vf0dg29', 'country_code': 'IT', 'type': 'education', 'lineage': ['https://openalex.org/I119003972']}], 'countries': ['IT'], 'is_corresponding': False, 'raw_author_name': 'Annalaura Casanova Municchia', 'raw_affiliation_strings': ['Department of Science, Roma Tre University, Rome, Italy'], 'affiliations': [{'raw_affiliation_string': 'Department of Science, Roma Tre University, Rome, Italy', 'institution_ids': ['https://openalex.org/I119003972']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5068039275', 'display_name': 'Giancarlο Della Ventura', 'orcid': 'https://orcid.org/0000-0001-6277-961X'}, 'institutions': [{'id': 'https://openalex.org/I119003972', 'display_name': 'Roma Tre University', 'ror': 'https://ror.org/05vf0dg29', 'country_code': 'IT', 'type': 'education', 'lineage': ['https://openalex.org/I119003972']}], 'countries': ['IT'], 'is_corresponding': False, 'raw_author_name': 'Giancarlo Della Ventura', 'raw_affiliation_strings': ['Department of Science, Roma Tre University, Rome, Italy'], 'affiliations': [{'raw_affiliation_string': 'Department of Science, Roma Tre University, Rome, Italy', 'institution_ids': ['https://openalex.org/I119003972']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5012190204', 'display_name': 'Armida Sodo', 'orcid': 'https://orcid.org/0000-0001-7005-1610'}, 'institutions': [{'id': 'https://openalex.org/I119003972', 'display_name': 'Roma Tre University', 'ror': 'https://ror.org/05vf0dg29', 'country_code': 'IT', 'type': 'education', 'lineage': ['https://openalex.org/I119003972']}], 'countries': ['IT'], 'is_corresponding': True, 'raw_author_name': 'Armida Sodo', 'raw_affiliation_strings': ['Department of Science, Roma Tre University, Rome, Italy'], 'affiliations': [{'raw_affiliation_string': 'Department of Science, Roma Tre University, Rome, Italy', 'institution_ids': ['https://openalex.org/I119003972']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': ['https://openalex.org/A5012190204'], 'corresponding_institution_ids': ['https://openalex.org/I119003972'], 'apc_list': {'value': 5050, 'currency': 'USD', 'value_usd': 5050, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 10.077, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 164, 'citation_normalized_percentile': {'value': 0.797588, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': '50', 'issue': '6', 'first_page': '873', 'last_page': '888'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11740', 'display_name': 'Geochemistry and Elemental Analysis', 'score': 0.9994, 'subfield': {'id': 'https://openalex.org/subfields/1906', 'display_name': 'Geochemistry and Petrology'}, '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/T11740', 'display_name': 'Geochemistry and Elemental Analysis', 'score': 0.9994, 'subfield': {'id': 'https://openalex.org/subfields/1906', 'display_name': 'Geochemistry and Petrology'}, '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'}}, {'id': 'https://openalex.org/T10973', 'display_name': 'Radioactive element chemistry and processing', 'score': 0.9918, 'subfield': {'id': 'https://openalex.org/subfields/1604', 'display_name': 'Inorganic Chemistry'}, 'field': {'id': 'https://openalex.org/fields/16', 'display_name': 'Chemistry'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/pyrolusite', 'display_name': 'Pyrolusite', 'score': 0.61336184}, {'id': 'https://openalex.org/keywords/hollandite', 'display_name': 'Hollandite', 'score': 0.4910698}], 'concepts': [{'id': 'https://openalex.org/C40003534', 'wikidata': 'https://www.wikidata.org/wiki/Q862228', 'display_name': 'Raman spectroscopy', 'level': 2, 'score': 0.94940376}, {'id': 'https://openalex.org/C528890316', 'wikidata': 'https://www.wikidata.org/wiki/Q731', 'display_name': 'Manganese', 'level': 2, 'score': 0.73379827}, {'id': 'https://openalex.org/C2778818709', 'wikidata': 'https://www.wikidata.org/wiki/Q413293', 'display_name': 'Pyrolusite', 'level': 3, 'score': 0.61336184}, {'id': 'https://openalex.org/C192562407', 'wikidata': 'https://www.wikidata.org/wiki/Q228736', 'display_name': 'Materials science', 'level': 0, 'score': 0.5197965}, {'id': 'https://openalex.org/C2781084986', 'wikidata': 'https://www.wikidata.org/wiki/Q420948', 'display_name': 'Hollandite', 'level': 2, 'score': 0.4910698}, {'id': 'https://openalex.org/C32891209', 'wikidata': 'https://www.wikidata.org/wiki/Q483666', 'display_name': 'Spectroscopy', 'level': 2, 'score': 0.46535048}, {'id': 'https://openalex.org/C113196181', 'wikidata': 'https://www.wikidata.org/wiki/Q485223', 'display_name': 'Analytical Chemistry (journal)', 'level': 2, 'score': 0.4358218}, {'id': 'https://openalex.org/C199289684', 'wikidata': 'https://www.wikidata.org/wiki/Q83353', 'display_name': 'Mineralogy', 'level': 1, 'score': 0.36182335}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.34700406}, {'id': 'https://openalex.org/C191897082', 'wikidata': 'https://www.wikidata.org/wiki/Q11467', 'display_name': 'Metallurgy', 'level': 1, 'score': 0.13389704}, {'id': 'https://openalex.org/C107872376', 'wikidata': 'https://www.wikidata.org/wiki/Q321355', 'display_name': 'Environmental chemistry', 'level': 1, 'score': 0.1186513}, {'id': 'https://openalex.org/C120665830', 'wikidata': 'https://www.wikidata.org/wiki/Q14620', 'display_name': 'Optics', 'level': 1, 'score': 0.11046076}, {'id': 'https://openalex.org/C62520636', 'wikidata': 'https://www.wikidata.org/wiki/Q944', 'display_name': 'Quantum mechanics', '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}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1002/jrs.5583', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4206644', 'display_name': 'Journal of Raman Spectroscopy', 'issn_l': '0377-0486', 'issn': ['0377-0486', '1097-4555'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'display_name': 'Peace, justice, and strong institutions', 'score': 0.58, 'id': 'https://metadata.un.org/sdg/16'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 71, 'referenced_works': ['https://openalex.org/W11798828', 'https://openalex.org/W1486641428', 'https://openalex.org/W1516394506', 'https://openalex.org/W1616185355', 'https://openalex.org/W1780535287', 'https://openalex.org/W1964954722', 'https://openalex.org/W1966292098', 'https://openalex.org/W1968996562', 'https://openalex.org/W1977692173', 'https://openalex.org/W1980361407', 'https://openalex.org/W1982116042', 'https://openalex.org/W1982820551', 'https://openalex.org/W1986007656', 'https://openalex.org/W1987244023', 'https://openalex.org/W1989810248', 'https://openalex.org/W1990623400', 'https://openalex.org/W1996643474', 'https://openalex.org/W1996761247', 'https://openalex.org/W1996839648', 'https://openalex.org/W2000225983', 'https://openalex.org/W2002896687', 'https://openalex.org/W2010061774', 'https://openalex.org/W2019678631', 'https://openalex.org/W2026230946', 'https://openalex.org/W2027830169', 'https://openalex.org/W2030720438', 'https://openalex.org/W2030769242', 'https://openalex.org/W2032763417', 'https://openalex.org/W2034580925', 'https://openalex.org/W2036380597', 'https://openalex.org/W2043321945', 'https://openalex.org/W2048835036', 'https://openalex.org/W2050943170', 'https://openalex.org/W2054435634', 'https://openalex.org/W2058976885', 'https://openalex.org/W2060025749', 'https://openalex.org/W2061224423', 'https://openalex.org/W2066710070', 'https://openalex.org/W2067384646', 'https://openalex.org/W2073601355', 'https://openalex.org/W2078175789', 'https://openalex.org/W2085006980', 'https://openalex.org/W2085830272', 'https://openalex.org/W2092281623', 'https://openalex.org/W209422862', 'https://openalex.org/W2104295114', 'https://openalex.org/W2119131676', 'https://openalex.org/W2122000118', 'https://openalex.org/W2125156707', 'https://openalex.org/W2131732019', 'https://openalex.org/W2145873965', 'https://openalex.org/W2154229420', 'https://openalex.org/W2156245344', 'https://openalex.org/W2164139382', 'https://openalex.org/W2316765656', 'https://openalex.org/W2330680230', 'https://openalex.org/W2345952739', 'https://openalex.org/W2465576053', 'https://openalex.org/W2466356743', 'https://openalex.org/W2512380590', 'https://openalex.org/W2521669896', 'https://openalex.org/W2613288873', 'https://openalex.org/W2765837679', 'https://openalex.org/W2766291301', 'https://openalex.org/W2790452399', 'https://openalex.org/W2791880767', 'https://openalex.org/W2913823244', 'https://openalex.org/W3123665653', 'https://openalex.org/W3126769069', 'https://openalex.org/W4236345311', 'https://openalex.org/W628827914'], 'related_works': ['https://openalex.org/W4253230896', 'https://openalex.org/W4205814902', 'https://openalex.org/W3036310782', 'https://openalex.org/W2510804404', 'https://openalex.org/W2388157834', 'https://openalex.org/W2348841266', 'https://openalex.org/W2148836075', 'https://openalex.org/W2069934447', 'https://openalex.org/W2066309984', 'https://openalex.org/W2050272949'], 'abstract_inverted_index': {'Abstract': [0], 'Manganese': [1], 'oxides': [2, 140, 158], 'occur': [3], 'typically': [4], 'as': [5, 25, 48, 58], 'cryptocrystalline': [6], 'and': [7, 15, 56, 86, 92, 101, 118, 149, 163, 216], 'fine‐grained': [8], 'mixtures': [9], 'of': [10, 84, 126, 175, 229, 248, 254], 'different': [11], 'Mn‐phases,': [12], 'carbonates,': [13], 'silicates,': [14], 'Fe': [16], 'oxides/hydroxides;': [17], 'thus': [18], 'their': [19], 'characterization': [20], 'by': [21, 80, 141, 168], 'standard': [22], 'methods,': [23], 'such': [24], 'X‐ray': [26, 143], 'diffraction,': [27, 145], 'is': [28, 98, 181, 197, 232], 'extremely': [29], 'challenging.': [30], 'These': [31], 'materials': [32, 60], 'have': [33, 159, 187], 'been': [34, 105], 'widely': [35, 106], 'used': [36, 107], 'in': [37, 45, 77, 251], 'various': [38], 'applications': [39], 'over': [40], 'the': [41, 82, 127, 135, 198, 246, 252], 'millennia,': [42], 'for': [43, 50], 'example,': [44], 'art': [46], 'works': [47], 'pigments': [49], 'pottery,': [51], 'mural': [52], 'paintings,': [53], 'stained': [54], 'glass,': [55], 'recently,': [57], 'nanostructured': [59], 'with': [61, 178], 'very': [62], 'attractive': [63], 'physicochemical': [64], 'properties.': [65], 'Furthermore,': [66], 'they': [67], 'are': [68, 115], 'important': [69], 'geomaterials': [70], 'that': [71, 155, 186], 'could': [72], 'play': [73], 'a': [74, 99, 123], 'key': [75], 'role': [76], 'environmental': [78], 'applications,': [79], 'controlling': [81], 'partitioning': [83], 'arsenic': [85], 'heavy': [87], 'metals': [88], 'between': [89, 205], 'rocks,': [90], 'soils,': [91], 'aqueous': [93], 'systems.': [94], 'Raman': [95, 150, 161, 170, 176, 190, 195, 236, 249], 'spectroscopy,': [96, 148], 'which': [97], 'punctual': [100], 'nondestructive': [102], 'technique,': [103], 'has': [104], 'to': [108, 183, 233, 244], 'characterize': [109, 134, 184], 'these': [110, 255], 'materials.': [111], 'However,': [112], 'literature': [113], 'data': [114, 153, 177], 'often': [116], 'conflicting': [117], 'contradictory,': [119], 'usually': [120], 'not': [121], 'allowing': [122, 201], 'proper': [124], 'identification': [125], 'Mn': [128, 242], 'species.': [129], 'In': [130], 'this': [131, 193, 230], 'work,': [132], 'we': [133], 'most': [136], 'common': [137], 'natural': [138], 'manganese': [139, 157], 'combining': [142], 'powder': [144], 'Fourier‐transform': [146], 'infrared': [147], 'spectroscopy.': [151], 'Our': [152], 'show': [154], 'some': [156], 'characteristic': [160], 'spectra': [162], 'can': [164], 'be': [165], 'easily': [166], 'recognized': [167], 'using': [169], 'spectroscopy': [171, 196, 250], 'alone,': [172], 'whereas': [173], 'integration': [174], 'other': [179], 'techniques': [180], 'mandatory': [182], 'minerals': [185], 'almost': [188], 'identical': [189], 'spectra.': [191], 'With': [192], 'respect,': [194], 'only': [199], 'technique': [200], 'an': [202], 'easy': [203], 'discrimination': [204], 'hollandite': [206], '[Ba(Mn': [207], '4+': [208, 219], '6': [209], ',Mn': [210, 221], '3+': [211, 222], '2': [212], ')O': [213, 223], '16': [214, 224], ']': [215], 'cryptomelane': [217], '[K(Mn': [218], '7': [220], '].': [225], 'The': [226], 'final': [227], 'goal': [228], 'work': [231], 'provide': [234], 'reference': [235], 'spectra,': [237], 'acquired': [238], 'on': [239], 'previously': [240], 'well‐characterized': [241], 'samples': [243], 'facilitate': [245], 'application': [247], 'study': [253], 'geomaterials.': [256]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2924267071', 'counts_by_year': [{'year': 2024, 'cited_by_count': 43}, {'year': 2023, 'cited_by_count': 47}, {'year': 2022, 'cited_by_count': 22}, {'year': 2021, 'cited_by_count': 30}, {'year': 2020, 'cited_by_count': 22}], 'updated_date': '2025-01-04T07:41:51.762283', 'created_date': '2019-04-01'}