optical devices based on symmetrical metal cladding waveguides
Experimental realization and theoretical studies of novel all optical devices based on nano scale waveguides
... semiconductor -based all -optical switches include semiconductor optical amplifier (SOA) and more recently silicon photonics Implementation of ultrafast silicon photonic switch is largely based on ... device configurations, among which semiconductor -based all -optical processing devices have substantial interests due to the capability of realizing alloptical processing and optical interconnects ... 7.1.4 Pros and Cons with Thin-Film EUPT Based on QWI Approach 130 7.2 EUPT Based on III-V -on- Silicon Integrated Platform .131 7.2.1 Introduction to Direct Wafer Bonding 132...
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Plasmonic Green Nanolaser Based on a Metal SemiconductorStructure
... Enhanced spontaneous emission rate Time-resolved spontaneous emission at K under weak pumping conditions shows a reduction in lifetime for the InGaN/GaN nanorod bundle positioned on an SOG-covered ... modulation with continuously varying polarization orientations In Figure 5c, we present a polar plot of laser emission as a function of the emission polarization angle relative to the long axis ... distributions for the plasmonic cavity mode at 533 nm (a) The electric-field-intensity distributions along the z (vertical) direction for both the TM and TE polarizations Only the TM mode shows strong...
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SYNTHESIZE AND INVESTIGATE THE CATALYTIC ACTIVITY OF THREE-WAY CATALYSTS BASED ON MIXED METAL OXIDES FOR THE TREATMENT OF EXHAUST GASES FROM INTERNAL COMBUSTION ENGINE
... Catalytic systems based on metallic oxides 1.3.3.1 Metallic oxides based on CeO2 1.3.3.2 Catalytic systems based on MnO2 1.3.3.3 Catalytic systems based on cobalt oxides 1.3.3.4 Other metallic oxides ... CeCo1-4 in different reaction conditions (condition a: excess oxygen condition with the presence of CO: 0.9 %C3H6, 0.3%CO, 5%O2, N2 balance, condition b: excess oxygen condition with the presence of ... concentration was calculated as 2% by simulation method with a Hysys program Table 2.5 Composition of mixture gases at different reaction conditions for C3H6 oxidation Composition Concentration,...
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Báo cáo hóa học: " Core shell hybrids based on noble metal nanoparticles and conjugated polymers: synthesis and characterization" ppt
... correlation function C (τ) as a function of the correlation time τ for Ag(DMPAHCl) in aqueous solution The inset shows the correlation function in a log scale, evidencing deviations, at longer times, ... hybrids has been monitored following their plasmon absorption bands, whereas the Pt nanoparticles evolution have been recorded from the growth of the featureless absorption bands, monotonically increasing ... oxidized state, i.e the metal- polymer interaction causes a decreased electron density on the interacting metal atoms For example, a BE value of 84.6 eV for Au4f7/2 component is consistent with the...
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Fabrication and characterization of memory devices based on organic polymer materials
... Different Top Metal Electrode 4.4 Conclusion 104 105 Reference 107 CHAPTER Conclusions 109 5.1 Conclusions 109 5.2 Limitations 112 5.3 Suggestions for Future Work 113 APPENDIX: List of Publications 115 ... 2.4 Discussion 52 III 2.5 Conclusion Reference 57 59 CHAPTER Non-Volatile Flash Memory Devices based on Copolymer Containing Carbazole Units and Europium Complex 62 3.1 Introduction 62 3.2 Experiment ... Fabrication Methods Silicon device fabrication is a top-down approach: etching away at a silicon crystal to form micrometer-sized devices and circuitry By contrast, molecular construction is a...
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Báo cáo " All-optical NAND and AND gates based on 3x3 general interference multimode interference couplers" pdf
... gates in waveguides consisting of nonlinear material, IEICE Transactions on Electronics, vol E83-C (2000) 1755 [7] W Youfa, L Jianhua, All-fiber logical devices based on the nonlinear directional ... integration on the silicon -on- insulator waveguide platform, IEEE Journal of Selected Topics in Quantum Electrononics, vol 12 (2006) 1402 R Soref, The past, present, and future of silicon photonics, ... implemented on the silicon on insulator platform and the 3D-BPM was used to optimize the device structure References [1] A.D McAulay, Optical Computer Architectures: The Application of Optical Concepts...
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Báo cáo hóa học: " Performance Evaluation of Indoor Localization Techniques Based on RF Power Measurements from Active or Passive Devices" pptx
... the attention was focused on localization techniques based on active devices transmitting beacon-like signals In this paper, we present a novel localization system based on passive devices of ... the layout of the devices is unique.3 LOCALIZATION BASED ON PASSIVE DEVICES In this section, we evaluate the performance of the proposed localization network based on passive devices densely scattered ... density (devices per m2 ) 2.66 2.66 Less than responding devices responding devices responding devices or more responding devices 0.5 m 1m in accordance to a uniform spatial distribution Finally,...
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Báo cáo nghiên cứu khoa học: " All-optical NAND and AND gates based on 3x3 general interference multimode interference couplers" pdf
... gates in waveguides consisting of nonlinear material, IEICE Transactions on Electronics, vol E83-C (2000) 1755 [7] W Youfa, L Jianhua, All-fiber logical devices based on the nonlinear directional ... integration on the silicon -on- insulator waveguide platform, IEEE Journal of Selected Topics in Quantum Electrononics, vol 12 (2006) 1402 R Soref, The past, present, and future of silicon photonics, ... implemented on the silicon on insulator platform and the 3D-BPM was used to optimize the device structure References [1] A.D McAulay, Optical Computer Architectures: The Application of Optical Concepts...
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Liver fibrosis surface assessment based on non linear optical microscopy
... Jablonski diagram of the Two Photon Excitation Fluorescence (TPEF) and Second Harmonic Generation (SHG) process 18 Figure Schematic illustration of the optical configuration Excitation laser ... third-harmonic generation, two-photon absorption, stimulated Raman scattering, optical bistability and phase conjugation Fluorescence is the optical relaxation phenomenon whereby light emission occurs in ... next divert our discussion towards the theory of second harmonic generation (SHG) We begin from Maxwell’s wave equation for a non-absorbing, non-conducting dielectric medium containing no free charges...
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Carrier recovery for high speed coherent optical communication systems based on digital signal processing
... Dispersion CDC Chromatic Dispersion Compensation CMA Constant Modulus Algorithm CMOS Complenentary Metal- Oxide-Semiconductor CPE Carrier Phase Estimation DA Decision-Aided DAC Digital-to-Analog Converters ... the orthogonality in optical communication for modulation and multiplexing purpose: orthogonality in time (e.g pulse position modulation); orthogonality in 16 2.1 Advanced Modulation Formats ... dispersion in the optical pulse becomes of serious concern One solution is to use dispersion compensation fiber (DCF), which has negative dispersion parameter, to cancel out the accumulated dispersion...
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PH DEPENDENCE OF THE OPTICAL BIO SENSOR BASED ON DNA SEMICONDUCTOR GRAPHENE NANORIBBONS
... When the pH of solution varies, the dielectric constants of DNA and solution around the SGR change, it brings about the variation of effective dielectric constant Therefore, the optical signals of ... of the exciton binding energy (16) pH-DEPENDENCE OF THE OPTICAL BIO-SENSOR 85 IV CONCLUSIONS This new combining structure of DNA and SGR is really interesting The biosensor based on DNA and GNR ... principle of this optical biosensor at the sub cellular level from DNA and semiconductor graphene ribbons It is proved that the AGNR-DNA based biosensors are more sensitive than CNT-DNA based biosensors...
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FORMING COLUMN CRYSTAL MICROSTRUCTURE SAMPLE BASED ON THE OPTIMIZED SINGLE CLADDING TRACK CHARACTERISTICS tạo mẫu NHANH tổ CHỨC TINH THỂ HÌNH TRỤ TRÊN cơ sở tối ưu hóa đặc TÍNH của ĐƯỜNG QUÉT đơn
... achieved directional column crystal, which shown in Figure and Figure 6c, 6d With proper deposition parameters, it was able to produce continued directional growth in the deposition zone over twenty ... Weidong, Lin Xin, Yang Haiou, Li Yanmin, yang Jian Laser multilayers cladding experiment on the DD3 single crystal using FGH-95 powder: Investigation on the microstructure of single crystal cladding ... Sketch of single cladding tracks (a), thin wall samples (b and c) RESULTS AND DISCUSSION 3.1 Influence of the process parameters on the single cladding track characteristics The cladding track...
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Báo cáo y học: "Gain of a 500-fold sensitivity on an intravital MR Contrast Agent based on an endohedral Gadolinium-Cluster-Fullerene-Conjugate: A new chance in cancer diagnostics"
... Patent: Ligation reaction based on the Diels Alder Reaction with invers electron demand [EP 06 012 414.6] 6-10-2006 46 Reppe W, Schlichting O, Klager K, et al Cyclisierende Polymerisation von Acetylen ... Hank’s solution containing 2% DMSO as a control After 25 minutes, the solutions were removed from the cells, then cells were washed twice with Hank’s solution and kept in Hank’s solution containing ... derivative was converted with thionyl chloride under standard conditions to the corresponding acidic chloride To a suspension of this acid chloride (2 mmol) in 20 ml CH2Cl2, a solution of 3-amino...
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Metaphor, based on the association of similarity, is one of the two basic types of semantic transference that have been an interest for many linguistic researchers
... in the description of emotion in English poetry In the next session we will clear the concept of emotion ,metaphor emotion, and emotion in poetry III EMOTION AND POETRY Introduction No aspect of ... ideational meaning refers to the way one uses representational tools to compose the idea In the context stratum for example, functional components are concerned with field (what is going on in ... ideational systems of THING TYPE, CLASSIFICATION, EPITHESIS and QUALIFICATION, interpersonal systems of PERSON and ATTITUDE, and textual systems of DETERMINATION But the way the metafunctional contributions...
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Consolidation Chareteristics based on a direct analytical solution of the Terzaghi Theory
... Robinson, R.G 1997 Consolidation Analysis by Inflection Sridharan, A and Prakash, K 1995 Discussion on Point Method Geotechnique, 47 (1): 199-200 ‘Limitations of Conventional Analysis of Consolidation ... 75-79 of One-dimensional Consolidation Tests, Soils and Sivaram, B and Swamee, P.K 1977 A Computational Foundations, Japan, (17) 4: 59-69 Method for Consolidation Coefficient, Soils and Olson, R.E ... Karak - Jordan, 1-13 of 556 the Deformation Rate- Deformation (DRD) Method of the 1995 Discussion on ‘Limitations of Conventional Analysis of Consolidation Settlement’ ASCE Journal of Geotechnical...
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1 UNFIRED BRICK USING FLY ASH AND RED MUD BASED ON GEOPOLYMER TECHNOLOGY
... stages: destruction–coagulation, coagulation–condensation, condensation crystallization Afterthat, Glukhovsky theories were extended by different authors In this theories [3], dissolution of the solid ... dissolution of solid particles at the surface results in the liberation of aluminate and silicate most likely in monomeric form into solution This is the mechanism responsible for conversion of ... absorption Water absorption of unfired brick decreases respectively as content of fly ash is increased Figure shows the relationship between fly ash content and water absorption with content of...
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LAKE EUTROPHICATION MODEL BASED ON THE IMPACT OF THE ZOOPLANKTON COMMUNITY ON PHYTOPLANKTON SUCCESSION
... [mg m -3 ] One example that shows the Water effectiveness of such lake model for the D:non-predatory Death P:Predation E&D Pikeperch E:Excretion R:Resuspens ion prediction of the long-term effect ... El:Elution S:Sedimentation M:Mineralization U:Uptake biomanipulation is the application for the P Keszthely Basin, Lake Balaton (Hungary) ZooAlgae Bream Figures and shows the model structure plankton ... founded on June 9, 1997, in Ponds #3 and #4 The species of macrophytes were Hydrocaryaceae in Pond #3 and Hydrocaryaceae and Lemnaceae in Pond #4 During the pre-observation period, these ponds were...
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Analysis on the Optimal Dispatching of Mixed-pump Stations and the Operating-mode Adaptability Based on Safety Water Supply
... the First and Second Optimization CONCLUSION The purpose of optimal operation for water distribution system is to reduce the energy consumption as much as possible in condition of the flow and ... 12 online pressure monitoring points in the network, of which the topology is shown in Figure The condition of pumps in each pump station is expressed in Table The predictive hourly consumption ... kth monitoring point The Second Optimization Model of Mixed-pump Stations The best outlet flow and pressure of each pump station are obtained after the first optimization, and will be considered...
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Domestic Wastewater Reclamation Coupled with Biofuel/Biomass Production Based on Microalgae: A Novel Wastewater Treatment Process in the Future
... cultivation (Hu et al., 2009; Hu et al., 2010; Li et al., 2010a) Based on this concept, a novel process of domestic wastewater reclamation coupled with biofuel/biomass production based on microalgae ... same as the conventional one - 200 - Journal of Water and Environment Technology, Vol 9, No.2, 2011 However, a flocculation and filtration system subsequently replaces the conventional aerobic ... transesterification The oil cakes (residual microalgal cells after lipid extraction), microalgal cells from microalgae-separation unit, high-concentration organics from the flocculation and filtration unit,...
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Fuel economy improvement based on a many-gear shifting strategy
... et al [4] for cruise control gear selection based on offline calculations A table is chosen at the time of decision making according to the driving condition Each table contained shifting boarders ... When applied to a conventional automatic, the introduced strategy causes about 4.3% less fuel consumption compared with conventional shifting maps Reduction of fuel consumption when compared to ... Congress on Intelligent Control and Automation, China, 2002 [6] Mashadi B and Kazemkhani A A Fuzzy gear shifting strategy for manual transmissions, The 3rd International Conference on Mechatronics...
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