Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2059665066', 'doi': 'https://doi.org/10.1063/1.59032', 'title': 'Studies of a powerful PPM focused X-band klystron', 'display_name': 'Studies of a powerful PPM focused X-band klystron', 'publication_year': 1999, 'publication_date': '1999-01-01', 'ids': {'openalex': 'https://openalex.org/W2059665066', 'doi': 'https://doi.org/10.1063/1.59032', 'mag': '2059665066'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1063/1.59032', 'pdf_url': None, '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': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'proceedings-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/A5017410836', 'display_name': 'Pavel Avrakhov', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'P. Avrakhov', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5012095705', 'display_name': 'В.Е. Балакин', 'orcid': 'https://orcid.org/0000-0001-9315-0101'}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'V. Balakin', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5032039189', 'display_name': 'V.I. Chashurin', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'V. Chashurin', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5028306838', 'display_name': 'V. V. Ezhov', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'V. Ezhov', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5087384452', 'display_name': 'В. И. Ермаков', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'V. Ermakov', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5102062448', 'display_name': 'V. I. Gordienko', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'V. Gordienko', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5015994079', 'display_name': 'S. Kazakov', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'S. Kazakov', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5033241164', 'display_name': 'G. Kuznetzov', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'G. Kuznetzov', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5051066784', 'display_name': 'A. B. Larionov', 'orcid': 'https://orcid.org/0000-0002-8648-109X'}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'A. Larionov', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5076012026', 'display_name': 'Andrei Lunin', 'orcid': 'https://orcid.org/0000-0002-9009-6792'}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'A. Lunin', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5025697620', 'display_name': 'N. Solyak', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'N. Solyak', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5014341532', 'display_name': 'Vladimir E. Teryaev', 'orcid': 'https://orcid.org/0000-0001-6148-1379'}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'V. Teryaev', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5015014818', 'display_name': 'Yu.D. Valyaev', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'Yu. Valyaev', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5041640217', 'display_name': 'V. Vogel', 'orcid': 'https://orcid.org/0000-0001-5865-0565'}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'V. Vogel', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5075166885', 'display_name': 'Yu.R. Yakubov', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I3129407955', 'display_name': 'Institute for High Energy Physics', 'ror': 'https://ror.org/03kn4xv14', 'country_code': 'RU', 'type': 'facility', 'lineage': ['https://openalex.org/I3129407955']}], 'countries': ['RU'], 'is_corresponding': False, 'raw_author_name': 'Yu. Yakubov', 'raw_affiliation_strings': ['Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia'], 'affiliations': [{'raw_affiliation_string': 'Branch of the Institute of Nuclear Physic, 142284\u2009Protvino, Moscow region, Russia', 'institution_ids': ['https://openalex.org/I3129407955']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5050891943', 'display_name': 'Y.H. Chin', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I138728355', 'display_name': 'High Energy Accelerator Research Organization', 'ror': 'https://ror.org/01g5y5k24', 'country_code': 'JP', 'type': 'facility', 'lineage': ['https://openalex.org/I1319490839', 'https://openalex.org/I138728355']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Y. H. Chin', 'raw_affiliation_strings': ['High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan'], 'affiliations': [{'raw_affiliation_string': 'High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan', 'institution_ids': ['https://openalex.org/I138728355']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5013207166', 'display_name': 'Shigeki Fukuda', 'orcid': 'https://orcid.org/0000-0002-7656-8909'}, 'institutions': [{'id': 'https://openalex.org/I138728355', 'display_name': 'High Energy Accelerator Research Organization', 'ror': 'https://ror.org/01g5y5k24', 'country_code': 'JP', 'type': 'facility', 'lineage': ['https://openalex.org/I1319490839', 'https://openalex.org/I138728355']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'S. Fukuda', 'raw_affiliation_strings': ['High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan'], 'affiliations': [{'raw_affiliation_string': 'High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan', 'institution_ids': ['https://openalex.org/I138728355']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5006674641', 'display_name': 'T. Higo', 'orcid': 'https://orcid.org/0000-0002-3347-8655'}, 'institutions': [{'id': 'https://openalex.org/I138728355', 'display_name': 'High Energy Accelerator Research Organization', 'ror': 'https://ror.org/01g5y5k24', 'country_code': 'JP', 'type': 'facility', 'lineage': ['https://openalex.org/I1319490839', 'https://openalex.org/I138728355']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'T. Higo', 'raw_affiliation_strings': ['High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan'], 'affiliations': [{'raw_affiliation_string': 'High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan', 'institution_ids': ['https://openalex.org/I138728355']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5053587486', 'display_name': 'Satoru Matsumoto', 'orcid': 'https://orcid.org/0000-0002-0817-4713'}, 'institutions': [{'id': 'https://openalex.org/I138728355', 'display_name': 'High Energy Accelerator Research Organization', 'ror': 'https://ror.org/01g5y5k24', 'country_code': 'JP', 'type': 'facility', 'lineage': ['https://openalex.org/I1319490839', 'https://openalex.org/I138728355']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'S. Matsumoto', 'raw_affiliation_strings': ['High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan'], 'affiliations': [{'raw_affiliation_string': 'High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan', 'institution_ids': ['https://openalex.org/I138728355']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5065441492', 'display_name': 'S. Michizono', 'orcid': 'https://orcid.org/0000-0002-0669-0271'}, 'institutions': [{'id': 'https://openalex.org/I138728355', 'display_name': 'High Energy Accelerator Research Organization', 'ror': 'https://ror.org/01g5y5k24', 'country_code': 'JP', 'type': 'facility', 'lineage': ['https://openalex.org/I1319490839', 'https://openalex.org/I138728355']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'S. Michizono', 'raw_affiliation_strings': ['High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan'], 'affiliations': [{'raw_affiliation_string': 'High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan', 'institution_ids': ['https://openalex.org/I138728355']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5103070488', 'display_name': 'Hiroshi Mizuno', 'orcid': 'https://orcid.org/0000-0002-0975-1076'}, 'institutions': [{'id': 'https://openalex.org/I138728355', 'display_name': 'High Energy Accelerator Research Organization', 'ror': 'https://ror.org/01g5y5k24', 'country_code': 'JP', 'type': 'facility', 'lineage': ['https://openalex.org/I1319490839', 'https://openalex.org/I138728355']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'H. Mizuno', 'raw_affiliation_strings': ['High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan'], 'affiliations': [{'raw_affiliation_string': 'High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan', 'institution_ids': ['https://openalex.org/I138728355']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5091140180', 'display_name': 'S. Tokomoto', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I138728355', 'display_name': 'High Energy Accelerator Research Organization', 'ror': 'https://ror.org/01g5y5k24', 'country_code': 'JP', 'type': 'facility', 'lineage': ['https://openalex.org/I1319490839', 'https://openalex.org/I138728355']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'S. Tokomoto', 'raw_affiliation_strings': ['High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan'], 'affiliations': [{'raw_affiliation_string': 'High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan', 'institution_ids': ['https://openalex.org/I138728355']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5057161009', 'display_name': 'Hiroaki Tsutsui', 'orcid': 'https://orcid.org/0000-0003-1134-4389'}, 'institutions': [{'id': 'https://openalex.org/I138728355', 'display_name': 'High Energy Accelerator Research Organization', 'ror': 'https://ror.org/01g5y5k24', 'country_code': 'JP', 'type': 'facility', 'lineage': ['https://openalex.org/I1319490839', 'https://openalex.org/I138728355']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'H. Tsutsui', 'raw_affiliation_strings': ['High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan'], 'affiliations': [{'raw_affiliation_string': 'High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba-shi, Ibaraki-ken\u2009305, Japan', 'institution_ids': ['https://openalex.org/I138728355']}]}], 'countries_distinct_count': 2, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 1, 'citation_normalized_percentile': {'value': 0.264899, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 56, 'max': 63}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11175', 'display_name': 'Vacuum Electronic High Power Terahertz Sources', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/3107', 'display_name': 'Atomic and Molecular Physics, and Optics'}, '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/T11175', 'display_name': 'Vacuum Electronic High Power Terahertz Sources', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/3107', 'display_name': 'Atomic and Molecular Physics, and Optics'}, '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/T11920', 'display_name': 'Pulsed Power Technology and Applications', 'score': 0.967, 'subfield': {'id': 'https://openalex.org/subfields/2207', 'display_name': 'Control and Systems 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/T12270', 'display_name': 'Microwave-Assisted Chemistry in Organic Synthesis', 'score': 0.9663, 'subfield': {'id': 'https://openalex.org/subfields/1605', 'display_name': 'Organic 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/klystron', 'display_name': 'Klystron', 'score': 0.99824035}, {'id': 'https://openalex.org/keywords/pulsed-power', 'display_name': 'Pulsed Power', 'score': 0.494507}], 'concepts': [{'id': 'https://openalex.org/C94506165', 'wikidata': 'https://www.wikidata.org/wiki/Q863109', 'display_name': 'Klystron', 'level': 3, 'score': 0.99824035}, {'id': 'https://openalex.org/C165801399', 'wikidata': 'https://www.wikidata.org/wiki/Q25428', 'display_name': 'Voltage', 'level': 2, 'score': 0.58199394}, {'id': 'https://openalex.org/C163258240', 'wikidata': 'https://www.wikidata.org/wiki/Q25342', 'display_name': 'Power (physics)', 'level': 2, 'score': 0.5403057}, {'id': 'https://openalex.org/C119599485', 'wikidata': 'https://www.wikidata.org/wiki/Q43035', 'display_name': 'Electrical engineering', 'level': 1, 'score': 0.52054083}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.5200212}, {'id': 'https://openalex.org/C168834538', 'wikidata': 'https://www.wikidata.org/wiki/Q3705329', 'display_name': 'Beam (structure)', 'level': 2, 'score': 0.5189802}, {'id': 'https://openalex.org/C2780167933', 'wikidata': 'https://www.wikidata.org/wiki/Q1550652', 'display_name': 'Pulse (music)', 'level': 3, 'score': 0.43098888}, {'id': 'https://openalex.org/C116915560', 'wikidata': 'https://www.wikidata.org/wiki/Q83504', 'display_name': 'Nuclear engineering', 'level': 1, 'score': 0.39923123}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.37055746}, {'id': 'https://openalex.org/C120665830', 'wikidata': 'https://www.wikidata.org/wiki/Q14620', 'display_name': 'Optics', 'level': 1, 'score': 0.3175856}, {'id': 'https://openalex.org/C62520636', 'wikidata': 'https://www.wikidata.org/wiki/Q944', 'display_name': 'Quantum mechanics', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1063/1.59032', 'pdf_url': None, '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': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/7', 'score': 0.63, 'display_name': 'Affordable and clean energy'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 1, 'referenced_works': ['https://openalex.org/W50707737'], 'related_works': ['https://openalex.org/W4245865985', 'https://openalex.org/W4232342239', 'https://openalex.org/W2544974977', 'https://openalex.org/W2138325173', 'https://openalex.org/W2112333529', 'https://openalex.org/W2059665066', 'https://openalex.org/W19556443', 'https://openalex.org/W1830960377', 'https://openalex.org/W1573018491', 'https://openalex.org/W1481487657'], 'abstract_inverted_index': {'In': [0, 51], 'the': [1, 4, 9, 18, 36, 42, 52, 54, 66, 70, 78], 'present': [2], 'paper,': [3], 'experimental': [5], 'test': [6], 'results': [7, 64], 'of': [8, 20, 58, 65, 69, 77], 'klystron': [10, 37, 71, 79], 'with': [11, 26, 75], 'a': [12], 'PPM': [13], 'focusing': [14], 'system': [15], 'manufactured': [16], 'in': [17, 24, 35, 81], 'Branch': [19], 'INP': [21], '(Protvino,': [22], 'Russia)': [23], 'collaboration': [25], 'KEK': [27, 82], '(Japan),': [28], 'are': [29, 83], 'presented.': [30], 'The': [31, 63], 'design': [32], 'pulse': [33], 'voltage': [34], 'was': [38, 61], '550': [39], 'kV': [40], 'at': [41], 'beam': [43], 'microperveance': [44], '0.93': [45], 'and': [46, 72], 'operating': [47], 'frequency': [48], '11.424': [49], 'GHz.': [50], 'experiments,': [53], 'output': [55], 'RF': [56], 'power': [57], '77': [59], 'MW': [60], 'achieved.': [62], 'numerical': [67], 'simulations': [68], 'their': [73], 'comparison': [74], 'those': [76], 'tests': [80], 'discussed.': [84]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2059665066', 'counts_by_year': [], 'updated_date': '2024-08-14T05:56:45.162405', 'created_date': '2016-06-24'}