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109篇 您的检索式:作者名="Igor L"
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1Multifunctional interleaved geometric-phase dielectric metasurfaces显示文摘Shared-aperture technology for multifunctional planar systems,performing several simultaneous tasks,was first introduced in the field of radar antennas.In photonics,effective control of the electromagnetic response can be achieved by a geometric-phase mechanism implemented within a metasurface,enabling spin-controlled phase modulation.The synthesis of the shared-aperture and geometric-phase concepts facilitates the generation of multifunctional metasurfaces.Here shared-aperture geometric-phase metasurfaces were realized via the interleaving of sparse antenna sub-arrays,forming Si-based devices consisting of multiplexed geometric-phase profiles.We study the performance limitations of interleaved nanoantenna arrays by means of a Wigner phasespace distribution to establish the ultimate information capacity of a metasurface-based photonic system.Within these limitations,we present multifunctional spin-dependent dielectric metasurfaces,and demonstrate multiple-beam technology for optical rotation sensing.We also demonstrate the possibility of achieving complete real-time control and measurement of the fundamental,intrinsic properties of light,including frequency,polarization and orbital angular momentum.Elhanan Maguid Igor Yulevich Michael Yannai Vladimir Kleiner Mark L Brongersma Erez Hasman 2017Light(Science & Applications)2017,6,1:7
2Global, regional, and national causes of child mortality in 2008: a systematic analysis显示文摘Robert E Black Simon Cousens Hope L Johnson Joy E Lawn Igor Rudan Diego G Bassani Prabhat Jha Harry Campbell Christa Fischer Walker Richard Cibulskis Thomas Eisele Li Liu Colin Mathers 2010The Lancet2010,,9730:3
3Global, regional, and national causes of child mortality in 2008: a systematic analysis显示文摘Robert E Black Simon Cousens Hope L Johnson Joy E Lawn Igor Rudan Diego G Bassani Prabhat Jha Harry Campbell Christa Fischer Walker Richard Cibulskis Thomas Eisele Li Liu Colin Mathers 2010The Lancet . 2010 (9730)2010,,:2
4Human enamel thickness and ENAM polymorphism显示文摘The tooth enamel development gene, enamelin(ENAM), showed evidence of positive selection during a genome-wide scan of human and primate DNA for signs of adaptive evolution. The current study examined the hypothesis that a single-nucleotide polymorphism(SNP) C14625T(rs7671281) in the ENAM gene identified in the genome-wide scan is associated with a change in enamel phenotype. African Americans were selected as the target population, as they have been reported to have a target SNP frequency of approximately 50%, whereas non-Africans are predicted to have a 96% SNP frequency. Digital radiographs and DNA samples from 244 teeth in 133 subjects were analysed, and enamel thickness was assessed in relation to SNP status,controlling for age, sex, tooth number and crown length. Crown length was found to increase with molar number, and females were found to have thicker enamel. Teeth with larger crowns also had thicker enamel, and older subjects had thinner enamel.Linear regression and generalized estimating equations were used to investigate the relationship between enamel thickness of the mandibular molars and ENAM SNP status; enamel in subjects with the derived allele was significantly thinner(P = 0.040)when the results were controlled for sex, age, tooth number and crown length. The derived allele demonstrated a recessive effect on the phenotype. The data indicate that thinner dental enamel is associated with the derived ENAM genotype. This is the first direct evidence of a dental gene implicated in human adaptive evolution as having a phenotypic effect on an oral structure.Diane M Daubert Joanna L Kelley Yuriy G Udod Carolina Habor Chris G Kleist Ilona K Furman Igor N Tikonov Willie J Swanson Frank A Roberts 2016International Journal of Oral Science2016,8,2:2
5Expression of PEA3/EIAF/ETV4, an Ets-related transcription factor,in breast tumors: positive links to MMP2,NRG1 and CGB expression 显示文摘IVAN BI CHE SENG L TOZLU IGOR GIRAULT 2004Carcinogenesis2004,25,:1
6Uncertainty and variability in risk from trophic transfer of contaminants in dredged sediments 显示文摘IGOR L KATHERINE E DMITRIY B 2001The Science of the Total Environment2001,274,3:1
7Axillary recurrence rate in breast cancer patients with negative sentinel lymph node or SLN micrometastases显示文摘Igor L Richard MR Ulrich G 2005Ann Surg2005,241,1:1
8Nitrogen regulation of root branching显示文摘Pia W L Igor I Ivanov S F 2006Annals of Botany2006,97,5:1
9Solving inverse initial - value boundary - value problems via genetic algorithm 显示文摘Charles L K Igor Y Keith N 2000Engineering Application of ArtificialIntelligence2000,13,6:1
10A new strategy for the functiona- ization of aminofurazans: The synthesis of 3-R-furazan-4-yl) dichloroimines显示文摘Sheremetev Aleksei B Aleksandrova Natal'ya S irudin Igor L 2003Mendeleev 2ommun2003,13,:1
11Emerging methods and tools for environmental risk assessment, decision- making, and policy for nanomaterials: summary of NATO ad- vanced research workshop 显示文摘IGOR L JEFFERY S GITANJALI A-H 2009J Nanopart Res2009,,11:1
12The effect of sevoflurane on cerebral autoregulation in young children as assessed by the transient hyperemic response显示文摘Gordon TW Igor L Karsli C 2006Anesth Analg2006,102,8:1
13Heat Transfer to Supercritical Fluids Flowing in Channels-Empirical Correlations(survey)显示文摘Igor L P Hussam F K Romney B D 2004Nuclear Engineering and Design2004,230,:1
14查看详情显示文摘Bogdan Z Igor L 0,,12:1
15Global, regional, and national causes of child mortality: an updated systematic analysis for 2010 with time trends since 2000显示文摘Li Liu Hope L Johnson Simon Cousens Jamie Perin Susana Scott Joy E Lawn Igor Rudan Harry Campbell Richard Cibulskis Mengying Li Colin Mathers Robert E Black 2012The Lancet2012,,9832:1
16A review of airship structural research and devel- opment 显示文摘Lin L Igor P 2009Progress in Aerospace Sciences2009,45,1:1
17Investigation of contact phenomena at cubic boron nitride-filler metal interface during electron beam brazing显示文摘IGOR L Pobol ALEXEY A Shipko IRINA G Nesteruk 1997Diamond and Related Materials1997,,6:1
18Optimization of Performance Charac- teristics of Electro-pneumatic (Two-stage) Servo Valve 显示文摘IGOR D KRIVTS L 2004Transactions of the ASME2004,126,:1
19Global, regional, and national causes of child mortality in 2008: a systematic analysis显示文摘Robert E Black Simon Cousens Hope L Johnson Joy E Lawn Igor Rudan Diego G Bassani Prabhat Jha Harry Campbell Christa Fischer Walker Richard Cibulskis Thomas Eisele Li Liu Colin Mathers 2010The Lancet2010,,9730:1
20Uncertainty and variability in risk from trophic transfer of contaminants in dredged sediments 显示文摘Igor L Katherine E Dmitriy B 2001The Science of the Total Environment2001,274,:1
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