{"?xml":{"@version":"1.0"},"edm:RDF":{"@xmlns:dc":"http://purl.org/dc/elements/1.1/","@xmlns:edm":"http://www.europeana.eu/schemas/edm/","@xmlns:wgs84_pos":"http://www.w3.org/2003/01/geo/wgs84_pos","@xmlns:foaf":"http://xmlns.com/foaf/0.1/","@xmlns:rdaGr2":"http://rdvocab.info/ElementsGr2","@xmlns:oai":"http://www.openarchives.org/OAI/2.0/","@xmlns:owl":"http://www.w3.org/2002/07/owl#","@xmlns:rdf":"http://www.w3.org/1999/02/22-rdf-syntax-ns#","@xmlns:ore":"http://www.openarchives.org/ore/terms/","@xmlns:skos":"http://www.w3.org/2004/02/skos/core#","@xmlns:dcterms":"http://purl.org/dc/terms/","edm:WebResource":[{"@rdf:about":"http://www.dlib.si/stream/URN:NBN:SI:DOC-T8W6KK7O/5f2e84db-0618-45ef-a2a2-a2b47e278538/HTML","dcterms:extent":"28 KB"},{"@rdf:about":"http://www.dlib.si/stream/URN:NBN:SI:DOC-T8W6KK7O/2f682d91-3173-4af2-b847-f407ba6f8909/PDF","dcterms:extent":"272 KB"},{"@rdf:about":"http://www.dlib.si/stream/URN:NBN:SI:DOC-T8W6KK7O/54f87ac6-2ef9-4762-a91b-1f3bf0916c5e/TEXT","dcterms:extent":"27 KB"}],"edm:TimeSpan":{"@rdf:about":"2000-2024","edm:begin":{"@xml:lang":"en","#text":"2000"},"edm:end":{"@xml:lang":"en","#text":"2024"}},"edm:ProvidedCHO":{"@rdf:about":"URN:NBN:SI:DOC-T8W6KK7O","dcterms:isPartOf":[{"@rdf:resource":"https://www.dlib.si/details/urn:nbn:si:spr-ihg6vo21"},{"@xml:lang":"sl","#text":"Materiali in tehnologije"}],"dcterms:issued":"2000","dc:creator":"Erjavec, Bojan","dc:format":[{"@xml:lang":"sl","#text":"letnik:34"},{"@xml:lang":"sl","#text":"številka:6"},{"@xml:lang":"sl","#text":"7 strani"},{"@xml:lang":"sl","#text":"str. 437-443"}],"dc:identifier":["ISSN:1580-2949","COBISSID:233311","URN:URN:NBN:SI:doc-T8W6KK7O"],"dc:language":"sl","dc:publisher":{"@xml:lang":"sl","#text":"Inštitut za kovinske materiale in tehnologije"},"dc:subject":[{"@xml:lang":"sl","#text":"fotodetektorji"},{"@xml:lang":"sl","#text":"fotopomnoževalke"},{"@xml:lang":"sl","#text":"transferna tehnika"}],"dcterms:temporal":{"@rdf:resource":"2000-2024"},"dc:title":{"@xml:lang":"sl","#text":"Razvoj vakuumske transferne tehnike za serijsko procesiranje kanalnih fotopomnoževalk| Development of vacuum transfer technique for batch processing of channel photomultipliers|"},"dc:description":[{"@xml:lang":"sl","#text":"In the paper, the processing of a new generation of miniature photomultipliers exhibiting high sensitivity, fast time response, extremely low background and extended dynamic range is presented. Electron multiplication is enabled by a high-gain and extremely low-background glass channel electron multiplier serving also as a main part of enclosure of the new miniature electron tube. This continuous electron multiplier is hermetically closed at its exit and input with anode and cathode subassembly, respectively. Due to small volume of the new channel photomultipliers, all important phases like tube subassemblies preparation, photocathode processing, transferring and sealing the photocathode faceplates with the tube bodies take place in ultra high vacuum (UHV) using a transfer technique, based on and developed from the vacuum transfer technique of the image intensifiers production. These new photodetectors exhibit high quantum efficiency and low thermionic emission current of processed photocathodes, low anode dark current, good single photo electron response, i.e. narrow pulse height distribution and high peak to valley ratio, and are, therefore, very useful in single photon counting applications for detection of very weak light signals"},{"@xml:lang":"sl","#text":"V članku predstavljamo procesiranje nove generacije miniaturnih fotopomnoževalk, ki se odlikujejo z veliko občutljivostjo, hitrim časovnim odzivom, ekstremno nizkim ozadjem in razširjenim dinamičnim obsegom. Elektronsko pomnoževanje poteka v stekleni kanalni elektronski pomnoževalki, za katero sta značilna zelo velik elektronski pomnoževalni faktor in ekstremno nizko ozadje. Le-ta je kontinuirna elektronska pomnoževalka, ki predstavlja istočasno glavni del ohišja nove mini elektronke. Njen izhodni delje hermetično spojen z anodnim podsklopom, vhodni konusni del pa preko steklenega izolacijskega obročka in mehke kovinske spajke s stekleno ploščico, na katero je nanesena foto občutljiva plast. Zaradi majhne prostornine novih kanalnih pomnoževalk se večina pomembnejših faz, kot so priprava podsklopov, procesiranje fotokatodne plasti, prenos podsklopov in njihovo medsebojno spajkanje, izvaja v ultra visokem vakuumu z uporabo transferne tehnike, razvite na osnovi vakuumske transferne tehnike iz tehnologije izdelave slikovnih ojačevalnikov. Za te nove fotodetektorje so značilni visok kvantni izkoristek in majhen termični emisijski tok procesiranih fotokatodnih plasti, majhen anodni temni tok, dobra ločljivost porazdelitve višine pulzov ter ustrezno visoko razmerje vrha proti dolini. Kanalne fotopomnoževalke so zelo uporabne za detekcijo šibkih svetlobnih signalov, zlasti ko delujejo v fotonsko-števnem načinu"}],"edm:type":"TEXT","dc:type":[{"@xml:lang":"sl","#text":"znanstveno časopisje"},{"@xml:lang":"en","#text":"journals"},{"@rdf:resource":"http://www.wikidata.org/entity/Q361785"}]},"ore:Aggregation":{"@rdf:about":"http://www.dlib.si/?URN=URN:NBN:SI:DOC-T8W6KK7O","edm:aggregatedCHO":{"@rdf:resource":"URN:NBN:SI:DOC-T8W6KK7O"},"edm:isShownBy":{"@rdf:resource":"http://www.dlib.si/stream/URN:NBN:SI:DOC-T8W6KK7O/2f682d91-3173-4af2-b847-f407ba6f8909/PDF"},"edm:rights":{"@rdf:resource":"http://rightsstatements.org/vocab/InC/1.0/"},"edm:provider":"Slovenian National E-content Aggregator","edm:intermediateProvider":{"@xml:lang":"en","#text":"National and University Library of Slovenia"},"edm:dataProvider":{"@xml:lang":"sl","#text":"Inštitut za kovinske materiale in tehnologije"},"edm:object":{"@rdf:resource":"http://www.dlib.si/streamdb/URN:NBN:SI:DOC-T8W6KK7O/maxi/edm"},"edm:isShownAt":{"@rdf:resource":"http://www.dlib.si/details/URN:NBN:SI:DOC-T8W6KK7O"}}}}