low sensitive fir filters based on structural passivity
low-temperature h2s sensors based on ag-doped fe2o3 nanoparticles
... investigation As generally mentioned earlier, the gas-sensing mechanism of ␣-Fe2 O3 -based sensors belongs to the surface-controlled type, which is based on the change in conductance of the semiconductor ... reported H2 S sensors [27–30] The lower operating temperature could lead to lower energy consumption, which is one of current pursuits in solid-state gas sensors Based on the above results, we can ... the largest response to 100 ppm H2 S, moderate responses to ethanol and acetone, and negligible responses to n-hexane, NH3 , H2 and CO even at such a high concentration (1000 ppm) On the other hand,...
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Báo cáo hóa học: " Highly sensitive hydrogen sensor based on graphite-InP or graphite-GaN Schottky barrier with electrophoretically deposited Pd nanoparticles Karel Zdansky" pdf
... placed with the ohmic contact on a conducting platform, and a golden needlepoint on a bonze spring was touched on the Schottky contact, in the measuring cell The cell was constructed with two holes ... background and white contact area, converted to the matrix form, and the contact area was integrated using a program on a computer Each Schottky contact and the all area ohmic contact on the other side ... nanoparticles for dissociation of H2 molecules on metal-semiconductor interface Ionized hydrogen atoms (protons), can form electric interface double layer with free electrons in the semiconductor, changing...
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Báo cáo hóa học: " Highly Sensitive Fluorescence Probe Based on Functional SBA-15 for Selective Detection of Hg2+" pot
... solution for the detection of Hg2? Open Access This article is distributed under the terms of the Creative Commons Attribution Noncommercial License which permits any noncommercial use, distribution, ... 10-6 M under current experimental conditions (Fig 7b) The result of a titration of DA/SBA-15 with Hg2? ions is shown in Fig Addition of 15 equivalents of Hg2? ions caused 57% quenching of fluorescence ... interfering ions (0.15 mM, black bars) and coexistence (red bars) of interfering ions (0.15 mM) with Hg2? (0.15 mM), in 15% ethanol/water solution (kex = 335 nm) Interfering ions containing no ions,...
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Báo cáo hóa học: "Fabrication of a Highly Sensitive Chemical Sensor Based on ZnO Nanorod Arrays" doc
... different NO2 concentrations b Sensitivity versus NO2 concentration The inset summarizes the response and recovery times with NO2 concentration 123 358 successive increase in O2 concentration The resistance ... response and recovery times of the NRA sensor to NO2 gas of various concentrations The response time is about 50 s and shows no considerable difference depending on NO2 concentration In contrast, ... conduction, m is positive On the other hand, it is negative for n-type conduction Therefore, n-type conduction is operating in the ZnO NRA at the various O2 pressures The value of m relies on...
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Báo cáo hóa học: " Research Article A New OFDMA Scheduler for Delay-Sensitive Traffic Based on Hopfield Neural Networks" doc
... neuron, and α is the corresponding gain of the amplifier of the neuron Each neuron receives resistive connections from other neurons and these connections are fully described by the interconnection ... relationship between the energy functions considered in the two HNN -based algorithms and the general expression of the energy function for an HNN given in (9), so that both the interconnection matrix ... paper is organized as follows Section describes the considered system model, including the queueing behavior and the OFDMA considerations Section describes the proposed HNN -based algorithm with two...
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Báo cáo hóa học: " Research Article A New OFDMA Scheduler for Delay-Sensitive Traffic Based on Hopfield Neural Networks" docx
... neuron, and α is the corresponding gain of the amplifier of the neuron Each neuron receives resistive connections from other neurons and these connections are fully described by the interconnection ... relationship between the energy functions considered in the two HNN -based algorithms and the general expression of the energy function for an HNN given in (9), so that both the interconnection matrix ... paper is organized as follows Section describes the considered system model, including the queueing behavior and the OFDMA considerations Section describes the proposed HNN -based algorithm with two...
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Tìm hiểu về bộ lọc thông dải dịch pha dựa trên lưới dẫn sóng tinh thể quang tử “bandpass filters based on phase shifted photonic crystal waveguide gratings
... 4 of 21 View on SlideShare Like this ? Why not share! Share Email [Slide] Bài tập lớn Thông tin Quang [Slide] Bài tập lớn Thông tin Quang...
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Báo cáo khoa học: Sequences and structural organization of phospholipase A2 genes from Vipera aspis aspis, V. aspis zinnikeri and Vipera berus berus venom Identification of the origin of a new viper population based on ammodytin I1 heterogeneity docx
... organization to Viperinae PLA2s, with five exons separated by four introns (Table 3) Exons 3, and the 5¢ part of exon encode the mature protein; exon encodes the 5¢-UTR, and exon and part of exon encode ... hypervariability [25] These observations are not consistent with the neutral evolution theory, which states that the strong conservation of exons serves to maintain the function of the mature protein [26] ... short deletions and insertions (Fig 1) Two microsatellite regions of tandem CA and TCCC repeats were particularly prone to insertion and deletion (Fig 1), as reported in previous studies on T flavoviridis...
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Báo cáo khoa học: "Structural Disambiguation Based on Reliable Estimation of Strength of Association" potx
... relation Experiment Disambiguation of dependency relations was done using 75 anlbiguous constructions from Fukumoto (1992) Solving the ambiguity in the constructions involves choosing among two ... case the one corresponding to the sense 'to be employed.' Determination of Most Strongly Associated Structure After calculating SA for each possible construction, we choose the construction with ... machine communication machine telephone Table Disambiguation Using Class -Based Estimation We now apply our m e t h o d to estimate SA for two different types of syntactic constructions and use the...
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Báo cáo khoa học: Piezoelectric sensors based on molecular imprinted polymers for detection of low molecular mass analytes potx
... Polymerization format Monomer selection Medium selection Polymerization conditions Covalent Noncovalent Bulk polymerization MIP beads Combinatorial screening Thermodynamic calculations Organic ... optimized Template design, monomer selection, solvent selection and polymerization conditions all require attention In general, the performance of MIPs in aqueous solutions is poor, therefore, if ... covalent- [36], noncovalent- [37] or metal-ionmediated [38] interactions, followed by appropriate cross-linking agents Imprinting consists of three steps; first, one or several functional monomers are...
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Báo cáo khoa học: Structural requirements for Caenorhabditis elegans DcpS substrates based on fluorescence and HPLC enzyme kinetic studies pdf
... 10% glycerol, 1% Triton X-100, 10 mm imidazole); lysozyme was added to a nal concentration of mgặmL)1, the suspension was incubated on ice for 30 min, and then sonicated on ice (15 ã 30 s every ... protein was eluted with mL portions of elution buffer (20 mm Tris HCl, pH 7.5, 300 mm NaCl) containing increasing concentrations of imidazole (20 300 mm) Fractions containing DcpS activity were ... (cap-dependent translation, miRNAguided translation repression, 5Â 3Â degradation) Recently, it has been demonstrated that human DcpS is a nucleocytoplasmic shuttling protein with a broad functionality as...
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Báo cáo khoa học: "A Ranking Model of Proximal and Structural Text Retrieval Based on Region Algebra" ppt
... represented by a pair of positions, beginning and ending position Region algebra allows for the specication of the structure of text In this paper, we suppose the region algebra proposed in (Clarke ... Web -based applications, we might require a con- stant time algorithm, which should be the subject of future research Conclusions and Future work We proposed an approach to retrieve information ... structures in the texts A containment relation between the extents is represented as follows: e = (ps , pe ) contains e = (ps , pe ) iff ps ps pe pe (we express this relation as e a e ) The result...
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báo cáo hóa học:" Effects of low intensity pulsed ultrasound with and without increased cortical porosity on structural bone allograft incorporation" doc
... bridging BC on side Fibrous/pseudoarthrosis Cartilage None 50% None Some BC on sides Endochondral ossification 100% BC and cortex on side BC and cortex on sides Bone 150% 200% > 200% No resorption Extensive ... allograft integration Stevenson and Horowitz[40] defined successful cortical bone allograft incorporation as concurrent revascularization following resorption and substitution with host bone without ... failure and abandonment of graft modification by demineralization and perforation[27] The orientation of perforations within the bony cortex and the ensuing effects on graft revitalization has yet...
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Báo cáo toán học: " R bits user selection switch feedback for zero forcing MU-MIMO based on low rate codebook" docx
... 16 14 Conventional USS Perfect RVQ SISO 12 10 0 Figure 5 10 15 SNR(dB) 20 25 Data rate with different users 11 10 Spectrum Efficiency Conventional:5users Conventional:10users Conventional:20users ... information is relative to transmission and feedback configuration, such as number of paired user m and USS information bits r The details of the value calculation will be shown in Section 3.4 ... selection procedure and enhance MU-MIMO performance The rest of the article is organized as follows Section introduces conventional MU-MIMO transmission model and analyzes the problem of low rate...
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báo cáo hóa học:" R bits user selection switch feedback for zero forcing MU-MIMO based on low rate codebook" doc
... 16 14 Conventional USS Perfect RVQ SISO 12 10 0 Figure 5 10 15 SNR(dB) 20 25 Data rate with different users 11 10 Spectrum Efficiency Conventional:5users Conventional:10users Conventional:20users ... information is relative to transmission and feedback configuration, such as number of paired user m and USS information bits r The details of the value calculation will be shown in Section 3.4 ... selection procedure and enhance MU-MIMO performance The rest of the article is organized as follows Section introduces conventional MU-MIMO transmission model and analyzes the problem of low rate...
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báo cáo hóa học:" Low-complexity multiuser MIMO downlink system based on a small-sized CQI quantizer" potx
... and INMC, Seoul National University, Seoul, Korea Division of Electrical Electronic & Control Engineering, Kongju National University, Cheonan, Korea Department of Electronic Engineering, Sogang ... (2σ + tρ (41) Abbreviations SINR, signal to interference plus noise ratio; SUS, semi-orthogonal user selection; SUS-ee, semi-orthogonal user selection epsilon expansion; RBF, random beamforming; ... Corresponding author: ylkim@sogang.ac.kr Email addresses: JS: jihosong@maxwell.snu.ac.kr JHL: jongholee@kongju.ac.kr SCK: sckim@maxwell.snu.ac.kr Abstract It is known that the conventional semi-orthogonal...
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Báo cáo hóa học: " Research Article Face Retrieval Based on Robust Local Features and Statistical-Structural Learning Approa" pptx
... incorporate structural information of patterns extending and generalizing previous results based only on feature statistics The development is based on a framework in which structural information about ... combination of structural and statistical information Thus the histogram obtained by concatenation of subarea histograms allows for flexible description of global statistical and structural information ... histogram can be used for comparison of patterns based on their statistical content, but it does not provide any structural description since information about the locations of features within the area...
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Báo cáo hóa học: " Low Temperature Growth of In2O3 and InN Nanocrystals on Si(111) via Chemical Vapour Deposition Based on the Sublimation of NH4Cl in In" pdf
... grown at 600 °C on Si(111) (b) high magnification of the hexagonally shaped InN NCs with diameters 200–300 nm (c) XRD spectrum corresponding to single phase hexagonal InN InCl is yellow, changes ... indium oxide octahedrons via a low temperature, catalyst-free process was also demonstrated by Wei et al [23], who obtained nanostructures as low as 450 °C using a solution of indium acetate ... the sublimation of NH4Cl in In under the presence of O2 for T \ 900 °C In contrast, no In2O3 NCs were obtained in the case of the oxidation of In alone by O2 for T \ 900 °C The formation of In2O3...
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Báo cáo hóa học: " Research Article Low-Complexity Multiple Description Coding of Video Based on 3D Block Transforms" ppt
... which is controlled by the shaper quantization step Qs A larger quantization step corresponds to lower level of redundancy and lower quality of side reconstruction (reconstruction from only one description) ... obtain the reconstruction of the original sequence We term the reconstruction from one description, for example, Description 1, as side reconstruction (reconstruction from Description is symmetrical) ... distortion (distortion when reconstructing from two descriptions), and by D1 and D2 the side distortions (distortions when reconstructing from only one description) In case of balanced descriptions,...
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Báo cáo hóa học: " FPGA Implementation of an MUD Based on Cascade Filters for a WCDMA System" doc
... detection stage Local control PEFIR #TMUX detection stage PEFIR #NMUX detection stage PELMS #(N2 − TMUX + 1) · · · detection stage Local control ··· Local control PEFIR #1 detection stage Local control ... detection block n n−1 PEFIR n+1 PEFIR PEFIR Block signature Block detection ··· Idle PEFIR Idle PEFIR Idle PEFIR ··· Idle tD (a) n n−1 Block signature Block detection PEFIR Idle Idle PEFIR n+1 ... ··· PEFIR #(N1 − TMUX + 1) · · · signature stage Local control PELMS #TMUX detection stage Local control ··· Local control PELMS #1 detection satge Local control Local control InterBuffer PEFIR...
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Tìm thêm: hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam xác định các mục tiêu của chương trình xác định các nguyên tắc biên soạn khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra đối với đối tượng giảng viên và đối tượng quản lí điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu xác định mức độ đáp ứng về văn hoá và chuyên môn trong ct mở máy động cơ lồng sóc mở máy động cơ rôto dây quấn các đặc tính của động cơ điện không đồng bộ hệ số công suất cosp fi p2 đặc tuyến hiệu suất h fi p2 đặc tuyến dòng điện stato i1 fi p2 sự cần thiết phải đầu tư xây dựng nhà máy phần 3 giới thiệu nguyên liệu từ bảng 3 1 ta thấy ngoài hai thành phần chủ yếu và chiếm tỷ lệ cao nhất là tinh bột và cacbonhydrat trong hạt gạo tẻ còn chứa đường cellulose hemicellulose chỉ tiêu chất lượng 9 tr 25