Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2000449282', 'doi': 'https://doi.org/10.2298/hemind121026117m', 'title': 'Functionalization of thermo-acid activated sepiolite by amine-silane and mercapto-silane for chromium(VI) adsorption from aqueous solutions', 'display_name': 'Functionalization of thermo-acid activated sepiolite by amine-silane and mercapto-silane for chromium(VI) adsorption from aqueous solutions', 'publication_year': 2012, 'publication_date': '2012-12-12', 'ids': {'openalex': 'https://openalex.org/W2000449282', 'doi': 'https://doi.org/10.2298/hemind121026117m', 'mag': '2000449282'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.2298/hemind121026117m', 'pdf_url': 'http://www.doiserbia.nb.rs/ft.aspx?id=0367-598X1200117M', 'source': {'id': 'https://openalex.org/S24116026', 'display_name': 'Hemijska industrija', 'issn_l': '0367-598X', 'issn': ['0367-598X', '2217-7426'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310321871', 'host_organization_name': 'Association of Chemical Engineers of Serbia', 'host_organization_lineage': ['https://openalex.org/P4310321871'], 'host_organization_lineage_names': ['Association of Chemical Engineers of Serbia'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'doaj'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'http://www.doiserbia.nb.rs/ft.aspx?id=0367-598X1200117M', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5053984834', 'display_name': 'V. Marjanović', 'orcid': 'https://orcid.org/0000-0001-8005-5244'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Vesna Marjanovic', 'raw_affiliation_strings': ['High Business Technical School, Užice'], 'affiliations': [{'raw_affiliation_string': 'High Business Technical School, Užice', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5086493498', 'display_name': 'Slavica Lazarević', 'orcid': 'https://orcid.org/0000-0002-9748-9353'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Slavica Lazarevic', 'raw_affiliation_strings': ['Faculty of Technology and Metallurgy, Belgrade'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Technology and Metallurgy, Belgrade', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5086579192', 'display_name': 'Ivona Janković‐Častvan', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Ivona Jankovic-Castvan', 'raw_affiliation_strings': ['Faculty of Technology and Metallurgy, Belgrade'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Technology and Metallurgy, Belgrade', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5039859304', 'display_name': 'Bojan Jokić', 'orcid': 'https://orcid.org/0000-0002-4977-968X'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Bojan Jokic', 'raw_affiliation_strings': ['Faculty of Technology and Metallurgy, Belgrade'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Technology and Metallurgy, Belgrade', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5072138634', 'display_name': 'Andjelika Bjelajac', 'orcid': 'https://orcid.org/0000-0001-5893-156X'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Andjelika Bjelajac', 'raw_affiliation_strings': ['Faculty of Technology and Metallurgy, Belgrade'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Technology and Metallurgy, Belgrade', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5024959642', 'display_name': 'Djordje Janaćković', 'orcid': 'https://orcid.org/0000-0002-8291-4345'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Djordje Janackovic', 'raw_affiliation_strings': ['Faculty of Technology and Metallurgy, Belgrade'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Technology and Metallurgy, Belgrade', 'institution_ids': []}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5069172004', 'display_name': 'Rada Petrović', 'orcid': 'https://orcid.org/0000-0001-9511-5633'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Rada Petrovic', 'raw_affiliation_strings': ['Faculty of Technology and Metallurgy, Belgrade'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Technology and Metallurgy, Belgrade', 'institution_ids': []}]}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 100, 'currency': 'EUR', 'value_usd': 107, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 0.337, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 5, 'citation_normalized_percentile': {'value': 0.784717, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 80, 'max': 81}, 'biblio': {'volume': '67', 'issue': '5', 'first_page': '715', 'last_page': '728'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10016', 'display_name': 'Adsorption and biosorption for pollutant removal', 'score': 0.9967, 'subfield': {'id': 'https://openalex.org/subfields/2312', 'display_name': 'Water Science and Technology'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10016', 'display_name': 'Adsorption and biosorption for pollutant removal', 'score': 0.9967, 'subfield': {'id': 'https://openalex.org/subfields/2312', 'display_name': 'Water Science and Technology'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T11852', 'display_name': 'Clay minerals and soil interactions', 'score': 0.9962, 'subfield': {'id': 'https://openalex.org/subfields/2502', 'display_name': 'Biomaterials'}, 'field': {'id': 'https://openalex.org/fields/25', 'display_name': 'Materials Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T11877', 'display_name': 'Iron oxide chemistry and applications', 'score': 0.9933, 'subfield': {'id': 'https://openalex.org/subfields/2105', 'display_name': 'Renewable Energy, Sustainability and the Environment'}, 'field': {'id': 'https://openalex.org/fields/21', 'display_name': 'Energy'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/sepiolite', 'display_name': 'Sepiolite', 'score': 0.93994844}, {'id': 'https://openalex.org/keywords/thermogravimetric-analysis', 'display_name': 'Thermogravimetric analysis', 'score': 0.7534046}, {'id': 'https://openalex.org/keywords/surface-modification', 'display_name': 'Surface Modification', 'score': 0.67471325}, {'id': 'https://openalex.org/keywords/silanes', 'display_name': 'Silanes', 'score': 0.58236206}], 'concepts': [{'id': 'https://openalex.org/C2781151301', 'wikidata': 'https://www.wikidata.org/wiki/Q414096', 'display_name': 'Sepiolite', 'level': 3, 'score': 0.93994844}, {'id': 'https://openalex.org/C2778024649', 'wikidata': 'https://www.wikidata.org/wiki/Q410572', 'display_name': 'Silane', 'level': 2, 'score': 0.82399327}, {'id': 'https://openalex.org/C150394285', 'wikidata': 'https://www.wikidata.org/wiki/Q180254', 'display_name': 'Adsorption', 'level': 2, 'score': 0.7964876}, {'id': 'https://openalex.org/C60100273', 'wikidata': 'https://www.wikidata.org/wiki/Q902806', 'display_name': 'Thermogravimetric analysis', 'level': 2, 'score': 0.7534046}, {'id': 'https://openalex.org/C115537861', 'wikidata': 'https://www.wikidata.org/wiki/Q7645993', 'display_name': 'Surface modification', 'level': 2, 'score': 0.67471325}, {'id': 'https://openalex.org/C184651966', 'wikidata': 'https://www.wikidata.org/wiki/Q906356', 'display_name': 'Aqueous solution', 'level': 2, 'score': 0.6378346}, {'id': 'https://openalex.org/C2778183973', 'wikidata': 'https://www.wikidata.org/wiki/Q2476769', 'display_name': 'Silanes', 'level': 3, 'score': 0.58236206}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.56676686}, {'id': 'https://openalex.org/C160892712', 'wikidata': 'https://www.wikidata.org/wiki/Q901559', 'display_name': 'Fourier transform infrared spectroscopy', 'level': 2, 'score': 0.5353252}, {'id': 'https://openalex.org/C162711632', 'wikidata': 'https://www.wikidata.org/wiki/Q905514', 'display_name': 'Desorption', 'level': 3, 'score': 0.5296193}, {'id': 'https://openalex.org/C179104552', 'wikidata': 'https://www.wikidata.org/wiki/Q11165', 'display_name': 'Inorganic chemistry', 'level': 1, 'score': 0.41704217}, {'id': 'https://openalex.org/C511782168', 'wikidata': 'https://www.wikidata.org/wiki/Q725', 'display_name': 'Chromium', 'level': 2, 'score': 0.41215232}, {'id': 'https://openalex.org/C131779359', 'wikidata': 'https://www.wikidata.org/wiki/Q471875', 'display_name': 'Amine gas treating', 'level': 2, 'score': 0.41209665}, {'id': 'https://openalex.org/C13965031', 'wikidata': 'https://www.wikidata.org/wiki/Q243545', 'display_name': 'Nuclear chemistry', 'level': 1, 'score': 0.3755877}, {'id': 'https://openalex.org/C192562407', 'wikidata': 'https://www.wikidata.org/wiki/Q228736', 'display_name': 'Materials science', 'level': 0, 'score': 0.37511232}, {'id': 'https://openalex.org/C42360764', 'wikidata': 'https://www.wikidata.org/wiki/Q83588', 'display_name': 'Chemical engineering', 'level': 1, 'score': 0.35342342}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.22804081}, {'id': 'https://openalex.org/C147789679', 'wikidata': 'https://www.wikidata.org/wiki/Q11372', 'display_name': 'Physical chemistry', 'level': 1, 'score': 0.066931844}, {'id': 'https://openalex.org/C206139338', 'wikidata': 'https://www.wikidata.org/wiki/Q192355', 'display_name': 'Raw material', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.0}], 'mesh': [], 'locations_count': 4, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.2298/hemind121026117m', 'pdf_url': 'http://www.doiserbia.nb.rs/ft.aspx?id=0367-598X1200117M', 'source': {'id': 'https://openalex.org/S24116026', 'display_name': 'Hemijska industrija', 'issn_l': '0367-598X', 'issn': ['0367-598X', '2217-7426'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310321871', 'host_organization_name': 'Association of Chemical Engineers of Serbia', 'host_organization_lineage': ['https://openalex.org/P4310321871'], 'host_organization_lineage_names': ['Association of Chemical Engineers of Serbia'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://doaj.org/article/c7ce430000154c879152b37ae2fd3713', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306401280', 'display_name': 'DOAJ (DOAJ: Directory of Open Access Journals)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'http://scindeks.ceon.rs/article.aspx?artid=0367-598X1305715M', 'pdf_url': 'https://scindeks-clanci.ceon.rs/data/pdf/0367-598X/2013/0367-598X1305715M.pdf', 'source': {'id': 'https://openalex.org/S4377196112', 'display_name': 'SCIndeks', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'repository'}, 'license': 'other-oa', 'license_id': 'https://openalex.org/licenses/other-oa', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'http://TechnoRep.tmf.bg.ac.rs/handle/123456789/2313', 'pdf_url': 'http://TechnoRep.tmf.bg.ac.rs/bitstream/123456789/2313/1/0367-598X1305715M.pdf', 'source': {'id': 'https://openalex.org/S4306402472', 'display_name': 'TechnoRep (University of Belgrade – Faculty of Technology and Metallurgy)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I4210101313', 'host_organization_name': 'University Hospital Center Dr Dragiša Mišović', 'host_organization_lineage': ['https://openalex.org/I4210101313'], 'host_organization_lineage_names': ['University Hospital Center Dr Dragiša Mišović'], 'type': 'repository'}, 'license': 'cc-by-nc-nd', 'license_id': 'https://openalex.org/licenses/cc-by-nc-nd', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.2298/hemind121026117m', 'pdf_url': 'http://www.doiserbia.nb.rs/ft.aspx?id=0367-598X1200117M', 'source': {'id': 'https://openalex.org/S24116026', 'display_name': 'Hemijska industrija', 'issn_l': '0367-598X', 'issn': ['0367-598X', '2217-7426'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310321871', 'host_organization_name': 'Association of Chemical Engineers of Serbia', 'host_organization_lineage': ['https://openalex.org/P4310321871'], 'host_organization_lineage_names': ['Association of Chemical Engineers of Serbia'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/6', 'display_name': 'Clean water and sanitation', 'score': 0.77}], 'grants': [{'funder': 'https://openalex.org/F4320322729', 'funder_display_name': 'Ministarstvo Prosvete, Nauke i Tehnološkog Razvoja', 'award_id': 'III45019'}], 'datasets': [], 'versions': [], 'referenced_works_count': 48, 'referenced_works': ['https://openalex.org/W1963640521', 'https://openalex.org/W1965802581', 'https://openalex.org/W1974158678', 'https://openalex.org/W1974437106', 'https://openalex.org/W1975008256', 'https://openalex.org/W1975571782', 'https://openalex.org/W1978347086', 'https://openalex.org/W1984738209', 'https://openalex.org/W1989859152', 'https://openalex.org/W1990094665', 'https://openalex.org/W1992311024', 'https://openalex.org/W1998426623', 'https://openalex.org/W2002668040', 'https://openalex.org/W2002951254', 'https://openalex.org/W2008722417', 'https://openalex.org/W2011244933', 'https://openalex.org/W2011339208', 'https://openalex.org/W2015680307', 'https://openalex.org/W2016880100', 'https://openalex.org/W2019427513', 'https://openalex.org/W2021368183', 'https://openalex.org/W2021536548', 'https://openalex.org/W2022327388', 'https://openalex.org/W2022524172', 'https://openalex.org/W2023391787', 'https://openalex.org/W2024669846', 'https://openalex.org/W2027364666', 'https://openalex.org/W2028470066', 'https://openalex.org/W2034039820', 'https://openalex.org/W2035723212', 'https://openalex.org/W2036334569', 'https://openalex.org/W2039370875', 'https://openalex.org/W2039796730', 'https://openalex.org/W2043596429', 'https://openalex.org/W2043646007', 'https://openalex.org/W2056247804', 'https://openalex.org/W2059246379', 'https://openalex.org/W2061479633', 'https://openalex.org/W2063953080', 'https://openalex.org/W2067657430', 'https://openalex.org/W2069268260', 'https://openalex.org/W2076417036', 'https://openalex.org/W2079073345', 'https://openalex.org/W2089606574', 'https://openalex.org/W2090782002', 'https://openalex.org/W2092331567', 'https://openalex.org/W2143893255', 'https://openalex.org/W2312199777'], 'related_works': ['https://openalex.org/W2313982833', 'https://openalex.org/W2094589615', 'https://openalex.org/W2087908066', 'https://openalex.org/W2087484018', 'https://openalex.org/W2074789512', 'https://openalex.org/W2073695308', 'https://openalex.org/W2059940001', 'https://openalex.org/W2053115075', 'https://openalex.org/W1995483937', 'https://openalex.org/W1976928460'], 'abstract_inverted_index': {'Chromium(VI)': [0], 'adsorption': [1, 76, 105], 'from': [2], 'aqueous': [3], 'solutions': [4], 'onto': [5, 79], 'thermo-acid': [6, 59, 81, 99, 111], 'activated': [7, 60, 82, 100, 112], 'sepiolite': [8, 61, 83, 101, 113], 'functionalized': [9, 80, 98, 110], 'with': [10], '(3-mercaptopropyl)trimethoxy-silane': [11], 'and': [12, 26, 32, 63], '[3-(2-aminoethylamino)pro-pyl]trimethoxy-silane,': [13], 'was': [14, 70, 84], 'investigated.': [15], 'Scanning': [16], 'electron': [17], 'microscopy,': [18], 'X-ray': [19], 'diffraction,': [20], 'Fourier': [21], 'transform': [22], 'infrared': [23], 'spectroscopy,': [24], 'thermogravimetric': [25], 'differential': [27], 'thermal': [28], 'analysis,': [29], 'nitrogen': [30], 'adsorption-desorption,': [31], 'determination': [33], 'of': [34, 37, 67, 77, 89], 'the': [35, 44, 52, 58, 65, 73, 108, 122], 'point': [36], 'zero': [38], 'charge': [39], 'were': [40, 54], 'used': [41], 'to': [42], 'characterize': [43], 'obtained': [45], 'adsorbents.': [46], 'It': [47], 'has': [48], 'been': [49], 'established': [50], 'that': [51, 64], 'silanes': [53], 'successfully': [55], 'grafted': [56], 'on': [57], 'surfaces': [62], 'structure': [66], 'parent': [68], 'material': [69], 'preserved': [71], 'during': [72], 'functionalization.': [74], 'The': [75, 96], 'Cr(VI)': [78], 'tested': [85], 'as': [86], 'a': [87, 103], 'function': [88], 'initial': [90, 117, 123], 'pH': [91, 118, 124], 'values': [92], 'at': [93, 114, 121], '298': [94], 'K.': [95], 'amine': [97], 'showed': [102], 'higher': [104], 'capacity': [106], 'than': [107], 'mercapto': [109], 'all': [115], 'studied': [116], 'values,': [119], 'especially': [120], '=': [125], '2.': [126]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2000449282', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 1}], 'updated_date': '2024-12-24T15:41:36.381186', 'created_date': '2016-06-24'}