{"id":"https://openalex.org/W2021970698","doi":"https://doi.org/10.1088/0022-3700/18/2/010","title":"Single and double photoionisation of Ca atoms between 35 and 42 nm","display_name":"Single and double photoionisation of Ca atoms between 35 and 42 nm","publication_year":1985,"publication_date":"1985-01-28","ids":{"openalex":"https://openalex.org/W2021970698","doi":"https://doi.org/10.1088/0022-3700/18/2/010","mag":"2021970698"},"language":"en","primary_location":{"id":"doi:10.1088/0022-3700/18/2/010","doi":"https://doi.org/10.1088/0022-3700/18/2/010","is_oa":true,"landing_page_url":"https://doi.org/10.1088/0022-3700/18/2/010","pdf_url":"https://iopscience.iop.org/article/10.1088/0022-3700/18/2/010/pdf","source":{"id":"https://openalex.org/S4210186961","display_name":"Journal of Physics B Atomic and Molecular Physics","issn_l":"0022-3700","issn":["0022-3700","0368-3508","1747-3713","1747-3721"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Physics B: Atomic and Molecular Physics","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://iopscience.iop.org/article/10.1088/0022-3700/18/2/010/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101614804","display_name":"Yoshihiro Sato","orcid":"https://orcid.org/0000-0003-1616-1629","observed_orcids":["https://orcid.org/0000-0003-1616-1629"]},"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 Sato","raw_affiliation_strings":["Nat. Lab. for High Energy Phys., Ibaraki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nat. Lab. for High Energy Phys., Ibaraki, Japan","institution_ids":["https://openalex.org/I138728355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070403400","display_name":"Tatsuji Hayaishi","orcid":null,"observed_orcids":[]},"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 Hayaishi","raw_affiliation_strings":["Nat. Lab. for High Energy Phys., Ibaraki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nat. Lab. for High Energy Phys., Ibaraki, Japan","institution_ids":["https://openalex.org/I138728355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028366238","display_name":"Yukikazu Itikawa","orcid":null,"observed_orcids":[]},"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 Itikawa","raw_affiliation_strings":["Nat. Lab. for High Energy Phys., Ibaraki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nat. Lab. for High Energy Phys., Ibaraki, Japan","institution_ids":["https://openalex.org/I138728355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110293076","display_name":"Y Itoh","orcid":null,"observed_orcids":[]},"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 Itoh","raw_affiliation_strings":["Nat. Lab. for High Energy Phys., Ibaraki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nat. Lab. for High Energy Phys., Ibaraki, Japan","institution_ids":["https://openalex.org/I138728355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023884060","display_name":"J. Murakami","orcid":"https://orcid.org/0000-0001-7857-7860","observed_orcids":["https://orcid.org/0000-0001-7857-7860"]},"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":"J Murakami","raw_affiliation_strings":["Nat. Lab. for High Energy Phys., Ibaraki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nat. Lab. for High Energy Phys., Ibaraki, Japan","institution_ids":["https://openalex.org/I138728355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109194859","display_name":"Tetsuo Nagata","orcid":null,"observed_orcids":[]},"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 Nagata","raw_affiliation_strings":["Nat. Lab. for High Energy Phys., Ibaraki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nat. Lab. for High Energy Phys., Ibaraki, Japan","institution_ids":["https://openalex.org/I138728355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057651955","display_name":"Taizo Sasaki","orcid":null,"observed_orcids":[]},"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 Sasaki","raw_affiliation_strings":["Nat. Lab. for High Energy Phys., Ibaraki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nat. Lab. for High Energy Phys., Ibaraki, Japan","institution_ids":["https://openalex.org/I138728355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109032540","display_name":"Bernd F. Sonntag","orcid":null,"observed_orcids":[]},"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":"B Sonntag","raw_affiliation_strings":["Nat. Lab. for High Energy Phys., Ibaraki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nat. Lab. for High Energy Phys., Ibaraki, Japan","institution_ids":["https://openalex.org/I138728355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076955974","display_name":"Akira YAGISHITA","orcid":"https://orcid.org/0000-0001-8467-6849","observed_orcids":["https://orcid.org/0000-0001-8467-6849"]},"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":"A Yagishita","raw_affiliation_strings":["Nat. Lab. for High Energy Phys., Ibaraki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nat. Lab. for High Energy Phys., Ibaraki, Japan","institution_ids":["https://openalex.org/I138728355"]}]},{"author_position":"last","author":{"id":null,"display_name":"M Yoshino","orcid":null,"observed_orcids":[]},"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":"M Yoshino","raw_affiliation_strings":["Nat. Lab. for High Energy Phys., Ibaraki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nat. Lab. for High Energy Phys., Ibaraki, Japan","institution_ids":["https://openalex.org/I138728355"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I138728355"],"apc_list":null,"apc_paid":null,"fwci":1.996,"has_fulltext":true,"cited_by_count":77,"citation_normalized_percentile":{"value":0.850051,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"18","issue":"2","first_page":"225","last_page":"231"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10523","display_name":"Atomic and Molecular Physics","score":0.9976000189781189,"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/T10523","display_name":"Atomic and Molecular Physics","score":0.9976000189781189,"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/T10566","display_name":"Laser-Matter Interactions and Applications","score":0.0010999999940395355,"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/T11733","display_name":"X-ray Spectroscopy and Fluorescence Analysis","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"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/calcium-atoms","display_name":"calcium atoms","score":0.6890000104904175},{"id":"https://openalex.org/keywords/photoionization-cross-sections","display_name":"photoionization cross sections","score":0.9419999718666077},{"id":"https://openalex.org/keywords/photoabsorption","display_name":"photon absorption","score":0.5400000214576721},{"id":"https://openalex.org/keywords/synchrotron-radiation","display_name":"synchrotron radiation","score":0.7580000162124634},{"id":"https://openalex.org/keywords/time-of-flight-mass-spectrometry","display_name":"time-of-flight mass spectrometry","score":0.800000011920929}],"concepts":[{"id":"https://openalex.org/C198291218","wikidata":"https://www.wikidata.org/wiki/Q190382","display_name":"Ionization","level":3,"score":0.6121717691421509},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.5947852730751038},{"id":"https://openalex.org/C33390570","wikidata":"https://www.wikidata.org/wiki/Q188463","display_name":"Spectrometer","level":2,"score":0.5582418441772461},{"id":"https://openalex.org/C16332341","wikidata":"https://www.wikidata.org/wiki/Q212871","display_name":"Synchrotron radiation","level":2,"score":0.5570996999740601},{"id":"https://openalex.org/C162356407","wikidata":"https://www.wikidata.org/wiki/Q180809","display_name":"Mass spectrometry","level":2,"score":0.5062881708145142},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.49157294631004333},{"id":"https://openalex.org/C21368211","wikidata":"https://www.wikidata.org/wiki/Q689863","display_name":"Synchrotron","level":2,"score":0.4540295898914337},{"id":"https://openalex.org/C158749347","wikidata":"https://www.wikidata.org/wiki/Q10284378","display_name":"Photoionization","level":4,"score":0.42344987392425537},{"id":"https://openalex.org/C139210041","wikidata":"https://www.wikidata.org/wiki/Q2145840","display_name":"Resonance (particle physics)","level":2,"score":0.4212537407875061},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4116641879081726},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.3495303690433502},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.21869558095932007},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.218028724193573},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.1937069594860077},{"id":"https://openalex.org/C145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","level":2,"score":0.16773191094398499},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"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/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1088/0022-3700/18/2/010","doi":"https://doi.org/10.1088/0022-3700/18/2/010","is_oa":true,"landing_page_url":"https://doi.org/10.1088/0022-3700/18/2/010","pdf_url":"https://iopscience.iop.org/article/10.1088/0022-3700/18/2/010/pdf","source":{"id":"https://openalex.org/S4210186961","display_name":"Journal of Physics B Atomic and Molecular Physics","issn_l":"0022-3700","issn":["0022-3700","0368-3508","1747-3713","1747-3721"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Physics B: Atomic and Molecular Physics","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1088/0022-3700/18/2/010","doi":"https://doi.org/10.1088/0022-3700/18/2/010","is_oa":true,"landing_page_url":"https://doi.org/10.1088/0022-3700/18/2/010","pdf_url":"https://iopscience.iop.org/article/10.1088/0022-3700/18/2/010/pdf","source":{"id":"https://openalex.org/S4210186961","display_name":"Journal of Physics B Atomic and Molecular Physics","issn_l":"0022-3700","issn":["0022-3700","0368-3508","1747-3713","1747-3721"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Physics B: Atomic and Molecular Physics","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2021970698.pdf","grobid_xml":"https://content.openalex.org/works/W2021970698.grobid-xml"},"referenced_works_count":21,"referenced_works":["https://openalex.org/W362279012","https://openalex.org/W1967192470","https://openalex.org/W1968809036","https://openalex.org/W1983963470","https://openalex.org/W1987584142","https://openalex.org/W1999147592","https://openalex.org/W2003503152","https://openalex.org/W2019153196","https://openalex.org/W2023861730","https://openalex.org/W2038352162","https://openalex.org/W2038718186","https://openalex.org/W2048702222","https://openalex.org/W2050758763","https://openalex.org/W2065876696","https://openalex.org/W2067211818","https://openalex.org/W2068241704","https://openalex.org/W2077478500","https://openalex.org/W2081506934","https://openalex.org/W2081564815","https://openalex.org/W2084658995","https://openalex.org/W4237434321"],"related_works":["https://openalex.org/W2038352162","https://openalex.org/W2049269176","https://openalex.org/W4241189478","https://openalex.org/W2077714818","https://openalex.org/W1968809036","https://openalex.org/W2754551122","https://openalex.org/W1974779068","https://openalex.org/W2046533413","https://openalex.org/W3180990274","https://openalex.org/W1972466143"],"abstract_inverted_index":{"Photoionisation":[0],"of":[1,9,18,71,104,116],"Ca":[2,25,90],"atoms":[3],"has":[4],"been":[5,53],"investigated":[6],"by":[7],"means":[8],"a":[10,16,62,77,109],"time-of-flight":[11],"mass":[12],"spectrometer":[13],"coupled":[14],"with":[15,61,67,106,114],"source":[17],"monochromatised":[19],"synchrotron":[20],"radiation":[21],"and":[22,36,73,88],"an":[23],"atomic":[24],"beam.":[26],"Relative":[27],"photoionisation":[28,35],"cross":[29],"sections":[30],"(q":[31],"+":[32,50],"for":[33,39,93],"single":[34],"q":[37],"2+":[38,48,91],"double":[40],"photoionisation,":[41],"as":[42,44],"well":[43],"the":[45,56,68,81,85,89,97,117],"ratio":[46],"R=q":[47],"/q":[49],")":[51],"have":[52],"measured":[54],"in":[55,80],"wavelength":[57,107],"range":[58],"35-42":[59],"nm":[60,64],"0.15":[63],"bandwidth.":[65],"Comparison":[66],"photoabsorption":[69],"data":[70],"Mansfield":[72],"Newsom":[74],"(1977)":[75],"shows":[76],"good":[78],"correspondence":[79],"peak":[82],"structure":[83],"between":[84],"absorption":[86],"resonance":[87],"yield":[92],"proton":[94],"energies":[95],"above":[96],"lowest":[98],"3p":[99,118],"ionisation":[100,119],"limit.":[101],"The":[102],"variation":[103],"R":[105],"exhibits":[108],"step":[110],"behaviour":[111],"which":[112],"correlates":[113],"some":[115],"limits.":[120]},"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-09-29T14:09:16.559479","created_date":"2016-06-24T00:00:00"}