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Raw data and analysis pipeline for producing figures in F.W. Carter, et. al., 2016 F.W. Carter等人，2016年生产数据的原始数据和分析管道
Applied Superconductivity Pub Date : 2016-09-05 DOI: 10.5281/ZENODO.61575
F. Carter, C. Chang, T. Khaire, V. Novosad
{"title":"Raw data and analysis pipeline for producing figures in F.W. Carter, et. al., 2016","authors":"F. Carter, C. Chang, T. Khaire, V. Novosad","doi":"10.5281/ZENODO.61575","DOIUrl":"https://doi.org/10.5281/ZENODO.61575","url":null,"abstract":"","PeriodicalId":100110,"journal":{"name":"Applied Superconductivity","volume":"26 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2016-09-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75617888","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
c-axis tunneling and magnetic field splitting of the quasiparticle states in planar ndba2Cu3O7−δ/prba2cu3O7−δ/ndba2cu3O7−δ quasi-homostructures 平面和ba2cu3o7−δ/prba2cu3O7−δ/和ba2cu3o7−δ准同质结构准粒子态的c轴隧穿和磁场分裂
Applied Superconductivity Pub Date : 1999-10-01 DOI: 10.1016/S0964-1807(99)00035-6
G.A Alvarez, T Utagawa, Y Enomoto
{"title":"c-axis tunneling and magnetic field splitting of the quasiparticle states in planar ndba2Cu3O7−δ/prba2cu3O7−δ/ndba2cu3O7−δ quasi-homostructures","authors":"G.A Alvarez,&nbsp;T Utagawa,&nbsp;Y Enomoto","doi":"10.1016/S0964-1807(99)00035-6","DOIUrl":"10.1016/S0964-1807(99)00035-6","url":null,"abstract":"<div><p>We report on high quality planar junctions fabricated from well characterized c-axis quasi-homoepitaxial NdBa<sub>2</sub> Cu<sub>3</sub>O<sub>7−<em>δ</em></sub>/PrBa<sub>2</sub>Cu<sub>3</sub>O<sub>7−<em>δ</em></sub>/NdBa<sub>2</sub>Cu<sub>3</sub>O<sub>7−<em>δ</em></sub> multilayers. C-axis tunneling spectroscopy investigations provide evidence of quasiparticle tunneling that is commonly observed for superconductor-insulator-superconductor (SIS) junctions. We observed a temperature dependent BCS like gap giving 2Δ/<em>K</em><sub>B</sub><em>T</em><sub>c</sub>=6. The tunneling conductance d<em>I</em>/d<em>V</em> of the junctions in parallel magnetic field reveals an anomalous splitting of the superconducting quasiparticle density of states. The magnitude of the splitting can be related to the magnetic moment of the quasiparticles.</p></div>","PeriodicalId":100110,"journal":{"name":"Applied Superconductivity","volume":"6 10","pages":"Pages 727-733"},"PeriodicalIF":0.0,"publicationDate":"1999-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S0964-1807(99)00035-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75025344","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Microbridge preparation through spincoating and photolithography without etching 通过纺丝涂层和光刻技术制备微桥，无需蚀刻
Applied Superconductivity Pub Date : 1999-10-01 DOI: 10.1016/S0964-1807(99)00044-7
F. Zygalsky, I. Von Lampe, S. Götze
{"title":"Microbridge preparation through spincoating and photolithography without etching","authors":"F. Zygalsky,&nbsp;I. Von Lampe,&nbsp;S. Götze","doi":"10.1016/S0964-1807(99)00044-7","DOIUrl":"10.1016/S0964-1807(99)00044-7","url":null,"abstract":"<div><p><span><span><span>It is possible to produce HTSC<span> thin films of polymer </span></span>metal precursors by the simple spincoating technique. This method can be used to manufacture of Y–Ba–Cu–O- and Bi–Sr–Ca–Cu–O–HTSC thin films. The microbridges are generated into the precursor film by </span>photolithography. The etching process step is cancelled. After that the superconducting phases are formed at 950°C respectively 865°C during the tempering process. The HTSC structures serve as a previous stage for SNS contact. The critical temperatures (</span><em>T</em><sub>c</sub>) measured on the 20 and 200<!--> <em>μ</em>m wide microbridges are 82<!--> <!-->K for Y–Ba–Cu–O and 108<!--> <!-->K for Bi–Sr–Ca–Cu–O. The critical current density (<em>j</em><sub>c</sub>) obtained is 10<sup>5</sup> A/cm<sup>2</sup> for 65<!--> <!-->K.</p></div>","PeriodicalId":100110,"journal":{"name":"Applied Superconductivity","volume":"6 10","pages":"Pages 795-798"},"PeriodicalIF":0.0,"publicationDate":"1999-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S0964-1807(99)00044-7","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85834825","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Design analysis of metallic single electron tunneling circuits 金属单电子隧穿电路的设计分析
Applied Superconductivity Pub Date : 1999-10-01 DOI: 10.1016/S0964-1807(99)00023-X
M Knoll, F.H Uhlmann
{"title":"Design analysis of metallic single electron tunneling circuits","authors":"M Knoll,&nbsp;F.H Uhlmann","doi":"10.1016/S0964-1807(99)00023-X","DOIUrl":"10.1016/S0964-1807(99)00023-X","url":null,"abstract":"<div><p>We carried out a design study of single electron devices based on submicron metallic islands and tunnel junctions. The results of a first capacitive design analysis using a three-dimensional numerical field computation of separated circuit cells are used as input for an optimization with respect to cross-talk between neighboring circuit cells. We discuss the reduction of parasitic effects by use of additional shielding electrodes on the top of the substrate or in the background. In view of the influenced charge associated with parasitic background charges we discuss the charge distribution on a three-dimensional scan of the substrate below the structures for the study of critical influence regions, where a certain threshold of influenced charge at neighbor electrodes is given. We show that the influence calculation of the parasitic background charge is of significant importance for the design and fabrication of single charge circuits.</p></div>","PeriodicalId":100110,"journal":{"name":"Applied Superconductivity","volume":"6 10","pages":"Pages 641-648"},"PeriodicalIF":0.0,"publicationDate":"1999-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S0964-1807(99)00023-X","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89522863","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Low frequency voltage noise in high temperature superconductor Josephson junctions 高温超导体Josephson结中的低频电压噪声
Applied Superconductivity Pub Date : 1999-10-01 DOI: 10.1016/S0964-1807(99)00020-4
A. Marx, L. Alff, R. Gross
{"title":"Low frequency voltage noise in high temperature superconductor Josephson junctions","authors":"A. Marx,&nbsp;L. Alff,&nbsp;R. Gross","doi":"10.1016/S0964-1807(99)00020-4","DOIUrl":"https://doi.org/10.1016/S0964-1807(99)00020-4","url":null,"abstract":"<div><p>The origin of 1/<em>f</em><span><span> voltage noise in different types of </span>Josephson junctions<span> fabricated from the high temperature superconductors (HTS) have been traced back to the trapping and release of charge carriers in trapping centers in an insulating barrier giving rise to correlated fluctuations of the junction critical current </span></span><em>I</em><sub>c</sub> and normal state resistance <em>R</em><sub>n</sub>. For the normalized fluctuations <em>S<sub>I</sub></em> and <em>S<sub>R</sub></em> a linear scaling with <em>R</em><sub>n</sub> has been observed which suggests an almost constant density of trapping centers for all investigated HTS Josephson junctions. Using this linear scaling we have made an approximate calculation of the density of the trapping centers.</p></div>","PeriodicalId":100110,"journal":{"name":"Applied Superconductivity","volume":"6 10","pages":"Pages 621-627"},"PeriodicalIF":0.0,"publicationDate":"1999-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S0964-1807(99)00020-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136553800","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cell-library design methodology for integrated RSFQ-logic 集成rsfq逻辑的单元库设计方法
Applied Superconductivity Pub Date : 1999-10-01 DOI: 10.1016/S0964-1807(99)00022-8
Steffen Lange, Hannes Toepfer, Hermann F. Uhlmann
{"title":"Cell-library design methodology for integrated RSFQ-logic","authors":"Steffen Lange,&nbsp;Hannes Toepfer,&nbsp;Hermann F. Uhlmann","doi":"10.1016/S0964-1807(99)00022-8","DOIUrl":"10.1016/S0964-1807(99)00022-8","url":null,"abstract":"<div><p>The application of a systematic design approach to develop integrated superconductive circuits based on the Rapid Single Flux Quantum (RSFQ) principle is described. The methodology is utilized to meet the demands of handling circuits of increasing complexity. For this, we developed design facilities which are based on a low-level basic cell library comprising schematic capture, automated netlist synthesis, and formal verification. The intermediate design results are analyzed using advanced simulation techniques corresponding to the given abstractions level. Cells are described on device level and by their logical behavior as well. So we can execute circuit level simulation, logic level simulation and mixed mode simulation in the same environment. The typical design flow is illustrated with an example taken from the development of a particular RSFQ application.</p></div>","PeriodicalId":100110,"journal":{"name":"Applied Superconductivity","volume":"6 10","pages":"Pages 633-639"},"PeriodicalIF":0.0,"publicationDate":"1999-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S0964-1807(99)00022-8","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73493156","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Shorted two-dimensional high-Tc Josephson arrays for oscillator applications 用于振荡器应用的短路二维高tc约瑟夫森阵列
Applied Superconductivity Pub Date : 1999-10-01 DOI: 10.1016/S0964-1807(99)00028-9
S. Beuven, O. Harnack, M. Darula
{"title":"Shorted two-dimensional high-Tc Josephson arrays for oscillator applications","authors":"S. Beuven,&nbsp;O. Harnack,&nbsp;M. Darula","doi":"10.1016/S0964-1807(99)00028-9","DOIUrl":"10.1016/S0964-1807(99)00028-9","url":null,"abstract":"<div><p><span><span>We present results of our experimental investigations of the dynamic properties of two types of shorted two-dimensional (2D) arrays. The first type consisted of 4×4 YBCO step edge junctions integrated into a circuit, which allowed the simultaneous detection of all single row voltages. Thus, using only dc-measurements, the interaction and synchronization between the rows could be observed. In the second investigated array type the edge junctions of the rows were closed into superconducting loops in the form of coplanar resonators. Resonant steps were observed on the current–voltage characteristic due to interaction of the junctions with the resonators. The circuits were integrated into a </span>stripline<span> geometry and coupled to another (detector) Josephson junction. A clear detector response, i.e. Shapiro steps, was measured up to 460</span></span> <!-->GHz. Steps up to 4th harmonic were observed in the frequency range 150–200<!--> <!-->GHz.</p></div>","PeriodicalId":100110,"journal":{"name":"Applied Superconductivity","volume":"6 10","pages":"Pages 675-680"},"PeriodicalIF":0.0,"publicationDate":"1999-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S0964-1807(99)00028-9","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75544828","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multilayer processing of high-Tc films and stacked bicrystal Josephson junctions 高tc薄膜的多层加工及叠层双晶约瑟夫森结
Applied Superconductivity Pub Date : 1999-10-01 DOI: 10.1016/S0964-1807(99)00033-2
H.Q. Li, R.H. Ono , D.A. Rudman , L.R. Vale , S.H. Liou
{"title":"Multilayer processing of high-Tc films and stacked bicrystal Josephson junctions","authors":"H.Q. Li,&nbsp;R.H. Ono ,&nbsp;D.A. Rudman ,&nbsp;L.R. Vale ,&nbsp;S.H. Liou","doi":"10.1016/S0964-1807(99)00033-2","DOIUrl":"10.1016/S0964-1807(99)00033-2","url":null,"abstract":"<div><p><span>A new process for making high-temperature superconducting multilayer circuits is reported in detail. Proximity exposure was used to form controllable shallow edges which are required for the crossovers and interconnects. Small features with shallow edges can be achieved by the combination of contact exposure and proximity exposure. Stacked Josephson junctions on STO </span>bicrystal substrates were prepared using this process and tested. A multilayer low-inductance dc-SQUID fabricated using this process shows large voltage modulation.</p></div>","PeriodicalId":100110,"journal":{"name":"Applied Superconductivity","volume":"6 10","pages":"Pages 711-717"},"PeriodicalIF":0.0,"publicationDate":"1999-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S0964-1807(99)00033-2","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74568900","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Full operation of a switching node circuit for superconducting ring network 超导环网交换节点电路的全运行
Applied Superconductivity Pub Date : 1999-10-01 DOI: 10.1016/S0964-1807(99)00017-4
Shinichi Yorozu, Yoshihito Hashimoto, Hideaki Numata, Masashi Koike, Shuichi Tahara
{"title":"Full operation of a switching node circuit for superconducting ring network","authors":"Shinichi Yorozu,&nbsp;Yoshihito Hashimoto,&nbsp;Hideaki Numata,&nbsp;Masashi Koike,&nbsp;Shuichi Tahara","doi":"10.1016/S0964-1807(99)00017-4","DOIUrl":"10.1016/S0964-1807(99)00017-4","url":null,"abstract":"<div><p>We report on the experimental full operation of a processor interface node circuit (an RIF circuit), which is the most important component of our proposed superconducting ring network. This circuit was designed for the prototype three-node ring network system. At over 1 GHz, we successfully operated the packet-validity-checking and validity-setting parts, which include the critical path of the RIF circuit. Our results strongly suggest that GHz-level operation of the RIF circuit is attainable.</p></div>","PeriodicalId":100110,"journal":{"name":"Applied Superconductivity","volume":"6 10","pages":"Pages 603-608"},"PeriodicalIF":0.0,"publicationDate":"1999-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S0964-1807(99)00017-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84226741","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Inductance calculation of 3D superconducting structures 三维超导结构的电感计算
Applied Superconductivity Pub Date : 1999-10-01 DOI: 10.1016/S0964-1807(99)00006-X
Zhongshi Du, Stephen R. Whiteley, Theodore Van Duzer
{"title":"Inductance calculation of 3D superconducting structures","authors":"Zhongshi Du,&nbsp;Stephen R. Whiteley,&nbsp;Theodore Van Duzer","doi":"10.1016/S0964-1807(99)00006-X","DOIUrl":"10.1016/S0964-1807(99)00006-X","url":null,"abstract":"<div><p><span>We propose a method for inductance calculation<span> of three-dimensional superconducting structures by using software designed for high-frequency normal metal cases. By examining the analytical expressions for the current density distributions of the same ideal parallel plane structure in both the high-frequency normal metal case and the superconductor case, we obtain a correction factor for the kinetic inductance calculation in the latter. It is then assumed that this correction factor can be applied to real superconducting layers with finite widths. The total inductance of any superconducting structure can be obtained by finding the magnetic field energy in the high-frequency normal metal case with the same configuration, and adding the kinetic energy with the correction factor applied. Normal </span></span>metal field simulators, such as MAXWELL, can readily be used. A SQUID loop inductance is simulated as a test case on MAXWELL, and 3% agreement is achieved with the experimental result.</p></div>","PeriodicalId":100110,"journal":{"name":"Applied Superconductivity","volume":"6 10","pages":"Pages 519-523"},"PeriodicalIF":0.0,"publicationDate":"1999-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S0964-1807(99)00006-X","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91535082","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
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