Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2892509189', 'doi': 'https://doi.org/10.1063/1.5054570', 'title': 'Performance of a compression ignition engine four strokes four cylinders on dual fuel (diesel–LPG)', 'display_name': 'Performance of a compression ignition engine four strokes four cylinders on dual fuel (diesel–LPG)', 'publication_year': 2018, 'publication_date': '2018-01-01', 'ids': {'openalex': 'https://openalex.org/W2892509189', 'doi': 'https://doi.org/10.1063/1.5054570', 'mag': '2892509189'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1063/1.5054570', 'pdf_url': 'https://aip.scitation.org/doi/pdf/10.1063/1.5054570', 'source': {'id': 'https://openalex.org/S2764696622', 'display_name': 'AIP conference proceedings', 'issn_l': '0094-243X', 'issn': ['0094-243X', '1551-7616', '1935-0465'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320257', 'host_organization_name': 'American Institute of Physics', 'host_organization_lineage': ['https://openalex.org/P4310320257'], 'host_organization_lineage_names': ['American Institute of Physics'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'proceedings-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'https://aip.scitation.org/doi/pdf/10.1063/1.5054570', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5102807317', 'display_name': 'Agung Nugroho', 'orcid': 'https://orcid.org/0000-0002-2273-5855'}, 'institutions': [{'id': 'https://openalex.org/I4210156561', 'display_name': 'Universitas Wahid Hasyim', 'ror': 'https://ror.org/04gtsq315', 'country_code': 'ID', 'type': 'education', 'lineage': ['https://openalex.org/I4210156561']}], 'countries': ['ID'], 'is_corresponding': False, 'raw_author_name': 'Agung Nugroho', 'raw_affiliation_strings': ['Mechanical Engineering Department, Engineering Faculty, Wahid Hasyim University JL. Menoreh Tengah X / 22, Sampangan, Semarang, 50232, Indonesia'], 'affiliations': [{'raw_affiliation_string': 'Mechanical Engineering Department, Engineering Faculty, Wahid Hasyim University JL. Menoreh Tengah X / 22, Sampangan, Semarang, 50232, Indonesia', 'institution_ids': ['https://openalex.org/I4210156561']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5091862254', 'display_name': 'Nazaruddin Sinaga', 'orcid': 'https://orcid.org/0000-0002-3450-5360'}, 'institutions': [{'id': 'https://openalex.org/I11855966', 'display_name': 'Diponegoro University', 'ror': 'https://ror.org/056bjta22', 'country_code': 'ID', 'type': 'education', 'lineage': ['https://openalex.org/I11855966']}], 'countries': ['ID'], 'is_corresponding': False, 'raw_author_name': 'Nazaruddin Sinaga', 'raw_affiliation_strings': ['Mechanical Engineering Department, Engineering Faculty, Diponegoro University, Jl. Prof. Soedarto, SH, Tembalang, Semarang 50275, Indonesia'], 'affiliations': [{'raw_affiliation_string': 'Mechanical Engineering Department, Engineering Faculty, Diponegoro University, Jl. Prof. Soedarto, SH, Tembalang, Semarang 50275, Indonesia', 'institution_ids': ['https://openalex.org/I11855966']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5109033546', 'display_name': 'Ismoyo Haryanto', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I11855966', 'display_name': 'Diponegoro University', 'ror': 'https://ror.org/056bjta22', 'country_code': 'ID', 'type': 'education', 'lineage': ['https://openalex.org/I11855966']}], 'countries': ['ID'], 'is_corresponding': False, 'raw_author_name': 'Ismoyo Haryanto', 'raw_affiliation_strings': ['Mechanical Engineering Department, Engineering Faculty, Diponegoro University, Jl. Prof. Soedarto, SH, Tembalang, Semarang 50275, Indonesia'], 'affiliations': [{'raw_affiliation_string': 'Mechanical Engineering Department, Engineering Faculty, Diponegoro University, Jl. Prof. Soedarto, SH, Tembalang, Semarang 50275, Indonesia', 'institution_ids': ['https://openalex.org/I11855966']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.407, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 6, 'citation_normalized_percentile': {'value': 0.462292, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 80, 'max': 82}, 'biblio': {'volume': '2011', 'issue': None, 'first_page': '020166', 'last_page': '020166'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10507', 'display_name': 'Biodiesel Production and Applications', 'score': 0.999, 'subfield': {'id': 'https://openalex.org/subfields/2204', 'display_name': 'Biomedical Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10507', 'display_name': 'Biodiesel Production and Applications', 'score': 0.999, 'subfield': {'id': 'https://openalex.org/subfields/2204', 'display_name': 'Biomedical Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10117', 'display_name': 'Advanced Combustion Engine Technologies', 'score': 0.9963, 'subfield': {'id': 'https://openalex.org/subfields/1507', 'display_name': 'Fluid Flow and Transfer Processes'}, 'field': {'id': 'https://openalex.org/fields/15', 'display_name': 'Chemical Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10808', 'display_name': 'Electric and Hybrid Vehicle Technologies', 'score': 0.9711, 'subfield': {'id': 'https://openalex.org/subfields/2203', 'display_name': 'Automotive Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/thermal-efficiency', 'display_name': 'Thermal efficiency', 'score': 0.6100014}, {'id': 'https://openalex.org/keywords/winter-diesel-fuel', 'display_name': 'Winter diesel fuel', 'score': 0.50478303}], 'concepts': [{'id': 'https://openalex.org/C73081478', 'wikidata': 'https://www.wikidata.org/wiki/Q1814856', 'display_name': 'Brake specific fuel consumption', 'level': 3, 'score': 0.89043736}, {'id': 'https://openalex.org/C132927557', 'wikidata': 'https://www.wikidata.org/wiki/Q4230094', 'display_name': 'Carbureted compression ignition model engine', 'level': 5, 'score': 0.6825111}, {'id': 'https://openalex.org/C171146098', 'wikidata': 'https://www.wikidata.org/wiki/Q124192', 'display_name': 'Automotive engineering', 'level': 1, 'score': 0.6357175}, {'id': 'https://openalex.org/C50406533', 'wikidata': 'https://www.wikidata.org/wiki/Q1452104', 'display_name': 'Thermal efficiency', 'level': 3, 'score': 0.6100014}, {'id': 'https://openalex.org/C138171918', 'wikidata': 'https://www.wikidata.org/wiki/Q38423', 'display_name': 'Diesel fuel', 'level': 2, 'score': 0.577903}, {'id': 'https://openalex.org/C511840579', 'wikidata': 'https://www.wikidata.org/wiki/Q12757', 'display_name': 'Internal combustion engine', 'level': 2, 'score': 0.5526911}, {'id': 'https://openalex.org/C71034217', 'wikidata': 'https://www.wikidata.org/wiki/Q142663', 'display_name': 'Diesel cycle', 'level': 4, 'score': 0.5427251}, {'id': 'https://openalex.org/C2780804531', 'wikidata': 'https://www.wikidata.org/wiki/Q174174', 'display_name': 'Diesel engine', 'level': 2, 'score': 0.5406371}, {'id': 'https://openalex.org/C96949565', 'wikidata': 'https://www.wikidata.org/wiki/Q5606882', 'display_name': 'Homogeneous charge compression ignition', 'level': 4, 'score': 0.53536177}, {'id': 'https://openalex.org/C40098085', 'wikidata': 'https://www.wikidata.org/wiki/Q2584993', 'display_name': 'Winter diesel fuel', 'level': 5, 'score': 0.50478303}, {'id': 'https://openalex.org/C159063594', 'wikidata': 'https://www.wikidata.org/wiki/Q248382', 'display_name': 'Ignition system', 'level': 2, 'score': 0.49580178}, {'id': 'https://openalex.org/C39432304', 'wikidata': 'https://www.wikidata.org/wiki/Q188847', 'display_name': 'Environmental science', 'level': 0, 'score': 0.4878602}, {'id': 'https://openalex.org/C45882903', 'wikidata': 'https://www.wikidata.org/wiki/Q5042317', 'display_name': 'Fuel efficiency', 'level': 2, 'score': 0.43765825}, {'id': 'https://openalex.org/C62200009', 'wikidata': 'https://www.wikidata.org/wiki/Q2994681', 'display_name': 'Thrust specific fuel consumption', 'level': 3, 'score': 0.42500454}, {'id': 'https://openalex.org/C105923489', 'wikidata': 'https://www.wikidata.org/wiki/Q133235', 'display_name': 'Combustion', 'level': 2, 'score': 0.41960105}, {'id': 'https://openalex.org/C25797200', 'wikidata': 'https://www.wikidata.org/wiki/Q828137', 'display_name': 'Compression ratio', 'level': 3, 'score': 0.4134679}, {'id': 'https://openalex.org/C548081761', 'wikidata': 'https://www.wikidata.org/wiki/Q180388', 'display_name': 'Waste management', 'level': 1, 'score': 0.38065892}, {'id': 'https://openalex.org/C106169591', 'wikidata': 'https://www.wikidata.org/wiki/Q909434', 'display_name': 'Combustion chamber', 'level': 3, 'score': 0.26622742}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.23248228}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.07518038}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C146978453', 'wikidata': 'https://www.wikidata.org/wiki/Q3798668', 'display_name': 'Aerospace engineering', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1063/1.5054570', 'pdf_url': 'https://aip.scitation.org/doi/pdf/10.1063/1.5054570', 'source': {'id': 'https://openalex.org/S2764696622', 'display_name': 'AIP conference proceedings', 'issn_l': '0094-243X', 'issn': ['0094-243X', '1551-7616', '1935-0465'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320257', 'host_organization_name': 'American Institute of Physics', 'host_organization_lineage': ['https://openalex.org/P4310320257'], 'host_organization_lineage_names': ['American Institute of Physics'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1063/1.5054570', 'pdf_url': 'https://aip.scitation.org/doi/pdf/10.1063/1.5054570', 'source': {'id': 'https://openalex.org/S2764696622', 'display_name': 'AIP conference proceedings', 'issn_l': '0094-243X', 'issn': ['0094-243X', '1551-7616', '1935-0465'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320257', 'host_organization_name': 'American Institute of Physics', 'host_organization_lineage': ['https://openalex.org/P4310320257'], 'host_organization_lineage_names': ['American Institute of Physics'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'display_name': 'Affordable and clean energy', 'score': 0.82, 'id': 'https://metadata.un.org/sdg/7'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 12, 'referenced_works': ['https://openalex.org/W1571091041', 'https://openalex.org/W1970580109', 'https://openalex.org/W1993872124', 'https://openalex.org/W2007947937', 'https://openalex.org/W2021837736', 'https://openalex.org/W2022210216', 'https://openalex.org/W2126778282', 'https://openalex.org/W2164495908', 'https://openalex.org/W2327926564', 'https://openalex.org/W2337786395', 'https://openalex.org/W2471986341', 'https://openalex.org/W2793241319'], 'related_works': ['https://openalex.org/W4401389819', 'https://openalex.org/W4361989477', 'https://openalex.org/W3164660916', 'https://openalex.org/W2966011069', 'https://openalex.org/W2341849042', 'https://openalex.org/W2329813890', 'https://openalex.org/W2165326907', 'https://openalex.org/W2110254603', 'https://openalex.org/W2103667270', 'https://openalex.org/W1517538557'], 'abstract_inverted_index': {'The': [0, 28, 168, 193], 'needs': [1], 'of': [2, 31, 43, 50, 195], 'energy': [3, 19], 'in': [4, 24, 41, 99, 106, 121], 'Indonesia': [5], 'show': [6, 170], 'significant': [7], 'increase': [8], 'every': [9], 'year': [10], 'especially': [11], 'are': [12, 17, 47, 83, 165, 197], 'non-renewable': [13, 18], 'energy.': [14], 'Fossil': [15], 'fuel': [16, 81, 85, 90, 97, 103, 118, 134, 159, 178, 185, 190], 'resources': [20], 'that': [21, 53, 171], 'usually': [22, 66, 78], 'used': [23, 55, 79, 94, 120], 'the': [25], 'combustion': [26, 51], 'engine.': [27, 62, 74, 101], 'limited': [29], 'resource': [30], 'fossil': [32, 84], 'fuels': [33, 36], 'means': [34], 'reducing': [35], 'consumption': [37, 98, 179], 'has': [38, 67, 92, 104], 'been': [39, 93], 'vital': [40], 'case': [42], 'engine': [44, 52, 65, 77, 124, 186], 'development.': [45], 'There': [46], 'two': [48], 'type': [49], 'widely': [54], 'i.e.': [56], 'compress': [57], 'ignition': [58, 61, 64, 73, 76], 'and': [59, 111, 145, 152, 163, 181], 'spark': [60, 72], 'Compress': [63, 75], 'better': [68, 107, 187], 'thermal': [69, 108, 161, 173], 'efficiency': [70, 174], 'than': [71, 188], 'diesel': [80, 100, 123], 'which': [82], 'as': [86, 130, 158, 205], 'primary': [87], 'fuel.': [88], 'Dual': [89, 102, 133], 'method': [91], 'to': [95], 'improve': [96], 'advantages': [105], 'efficiency,': [109, 162], 'power,': [110], 'CO': [112], 'emission.': [113], 'In': [114], 'this': [115], 'research,': [116], 'dual': [117, 184], 'is': [119, 136], 'C223': [122], 'with': [125, 147, 183, 199], 'Liquid': [126], 'Petroleum': [127], 'Gas': [128], '(LPG)': [129], 'secondary': [131], 'fuels.': [132], 'mode': [135], 'tested': [137], 'by': [138], 'varying': [139], 'LPG': [140, 200], 'concentration': [141, 202], 'at': [142, 150], '35%,': [143], '45%,': [144], '75%': [146], 'various': [148], 'speed': [149], '1500,1800,2100,': [151], '2700': [153], 'rpm.': [154], 'Engine': [155], 'performance': [156], 'such': [157], 'consumption,': [160], 'power': [164, 182], 'being': [166], 'investigated.': [167], 'results': [169], 'brake': [172, 176], '(BTE),': [175], 'specific': [177], '(BSFC),': [180], 'single': [189], '(diesel': [191], 'only).': [192], 'improvement': [194], 'BTE': [196], 'appear': [198], '45%': [201], 'or': [203], 'denoted': [204], 'G45.': [206]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2892509189', 'counts_by_year': [{'year': 2022, 'cited_by_count': 2}, {'year': 2021, 'cited_by_count': 4}], 'updated_date': '2024-12-30T12:22:16.215616', 'created_date': '2018-10-05'}