couplers hybrids and directional couplers

Well defined silica polymer core shell hybrids and polymer hollow structures synthesis, characterization and application

Ngày tải lên : 10/09/2015, 08:40

... microspheres, and (e) and (f) Ag@air@P(MAA-co-DVB)-click-PNIPAM hybrid microrattles Figure 5.22 XPS wide-scan and C 1s core-level spectra of the (a and b) Au@SiO2@P(MAA-co-DVB), and (c and d) Au@SiO2@P(MAA-co-DVB)-click-PEG ... by Figure 3.1 FESEM and TEM micrographs of (a) and (b) 3-(trimethoxysilyl) propylmethacrylate-silica (SiO2-MPS) seeds, (c) and (d) SiO2-PMAA core-shell microspheres, and (e) and (f) SiO2-PMAA-SiO2 ... PMAA hollow microspheres, and (e) concentric hollow silica microspheres Figure 3.4 FESEM and TEM micrographs: (a) and (b) pH-responsive PMAA hollow microsphere, and (c) and (d) concentric hollow...

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Báo cáo " All-optical NAND and AND gates based on 3x3 general interference multimode interference couplers" pdf

Ngày tải lên : 22/03/2014, 11:20

... properly in order to achieve all-optical NAND and AND gates If phase shifters are added to input ports and of the MMI coupler as shown in Fig then an all-optical NAND gate can be realized It is assumed ... of NAND and AND gates based on 3x3 general interference multimode interference couplers is possible The designs for these devices have been implemented on the silicon on insulator platform and ... a1 = 1e j and a3 = 1e j in order to show that these input beams have the same phase and amplitude It is also noted that the NAND gate has a small power at the output port for logic “1” and zero...

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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

Ngày tải lên : 21/07/2014, 16:21

... properly in order to achieve all-optical NAND and AND gates If phase shifters are added to input ports and of the MMI coupler as shown in Fig then an all-optical NAND gate can be realized It is assumed ... of NAND and AND gates based on 3x3 general interference multimode interference couplers is possible The designs for these devices have been implemented on the silicon on insulator platform and ... a1 = 1e j and a3 = 1e j in order to show that these input beams have the same phase and amplitude It is also noted that the NAND gate has a small power at the output port for logic “1” and zero...

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Analysis and designs of symmetrical six port microstrip couplers

Ngày tải lên : 11/09/2015, 09:11

... 6.1 116 Figure 7.1: First-order variations of α and β with Φ a and Φ b 126 Figure 7.2: First-order variations of γ and τ with Φ a and ψ .127 Figure 7.3: Proposed design for symmetrical ... six-port microstrip couplers that are suitable for six-port reflectometer, power divider/combiner and crossover applications (in Chapters 5, and respectively), we need to expand the available range ... system that b3, b4, b5 and b6 are, in general, related to a2 and b2 via bk = Ak a2 + Bk b2 (2.3) 11 Chapter General Overview where k = 3, 4, 5, denotes the port number and Ak and Bk are system parameters...

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Báo cáo y học: "ntravenous transplantation of allogeneic bone marrow mesenchymal stem cells and its directional migration to the necrotic femoral head"

Ngày tải lên : 25/10/2012, 11:18

... blood examination and liver and renal functions, no manifestations of acute and chronic toxic reactions and graft versus host disease, no local swelling at injection sites, and no lower limb ... of acute and chronic toxic reactions and graft versus host disease were observed during and after MSC transplantation Meanwhile, the body temperature, routine blood parameters and liver and renal ... potentials of multi -directional and multi-functional differentiation, and MSCs mainly exist in "storage pool" such as bone marrow, periosteum, blood vessels and loose connective tissue, and play important...

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GROWTH PERFORMANCE AND SPERM QUALITY OF STRESS NEGATIVE PIÉTRAIN BOARS AND THEIR HYBRIDS WITH DUROC

Ngày tải lên : 28/08/2013, 11:59

... Growth Performance and Sperm Quality of Stress Negative Piétrain Boars and Their Hybrids with Duroc Kawecka et al (2008), Wysokinska et al (2009), Pokrywka and Tereszkiewicz (2011) and Luc et al (2011; ... Carcass composition and meat quality of crossbreds between F1(LandracexYorkshire) sows mated with LandracexDuroc (omega) and PietrainxDuroc (Pidu) Crossbred Boars Journal of Science and Developement ... 219 Growth Performance and Sperm Quality of Stress Negative Piétrain Boars and Their Hybrids with Duroc Table Production performance, Least square means (LSMSE) of PiDu and Piétrain boars Variable...

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Datasheet - FO - Order numbers - couplers - Feb 2000

Ngày tải lên : 22/10/2013, 11:15

... 123456789012345678901234567890 ZL / ZZ MODUL Z13-15 104 10K5 S E2A8 FIBERPLUS >VE=1 STK< Z= Dual WindowCouplers 13-15= Wavelength 1310 and 15 50 nm 104= Configuration 1x4 10K5= Size 10 with cable,5m S = symmetrisch ... 123456789012345678901234567890 ZL / ZZ MODUL Z13-15 108 10A S XX/XX (FIBERPLUS) >VE=1 STK< Z = Dual WindowCouplers 13-15 = Wavelength 1310 nm + 1550 nm 108 = Configuration 1x8 10A = Size 10 m.Buffered fibre ... / ZZ COUPLER A13-15 05 FCA8E2A8 (FIBERPLUS) >VE=1 STK< A= Dọmpfungsglied 13-15= Wavelength 1310 and 1550 nm = Size 05 = Dọmpfung dB = Gỹteklasse Super Fỹllst : 10 FC = Connector type FC 14 11...

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Tài liệu Couplers pdf

Ngày tải lên : 12/12/2013, 07:15

... actual couplers the isolated port is never completely isolated Some RF power will always be present Waveguide directional couplers will have the best isolation If isolation is high, directional couplers ... multiple couplers, and like couplers, may be reversed and used as multiplexers The drawback is that for a four channel multiplexer, the output consists of only 1/4 the power from each, and is relatively ... directly measurable, and is calculated from the isolation and coupling measurements as: Directivity (dB) = Isolation (dB) - Coupling (dB) HYBRIDS The hybrid coupler, or dB directional coupler,...

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Báo cáo khoa học: "English-Chinese Bi-Directional OOV Translation based on Web Mining and Supervised Learning" pot

Ngày tải lên : 31/03/2014, 00:20

... search engine like (1) and (5) and some ones from heuristic rules like (3) and (6) Through the establishment of feature set, the translation candidate can be optimized efficiently and the noisy information ... represents the length of candidate term, L is the largest length of candidate terms, fn is tfi, and foov is fq in Feature (1) v Df_Rank (D-Rank): It is similar to SRank and computed based on Rank(i)= ... translation candidate in all the snippets dfi represents the number of Web snippets that contains the candidate dft means the number of snippets that contains both OOV to be translated and the candidate...

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Báo cáo toán học: " On generalized weakly directional contractions and approximate fixed point property with applications" potx

Ngày tải lên : 20/06/2014, 20:20

... exist x0 ∈ L and δ > such that d(x0 , T x0 ) ≤ αδ and sup k(t) < inf a(t), t∈(0,δ] t∈(0,δ] where λ ∈ (0, 1], a and k are the constant and the functions occuring in the deﬁnition of directional ... result and some main results in [21] for directional multivalued k(·)-contractions Theorem U [23] Let L be a closed nonempty subset of a metric space (X, d) and T : L → CB(X) be an u.s.c directional ... of X and the lower semicontinuity of f and p(u, ·), we know that (Y, d) is a nonempty complete metric space Applying a generalization version of Ekeland’s variational principle due to Lin and...

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