controllable growth offlowerlike zno nanostructures by combining laser direct
controllable growth offlowerlike zno nanostructures by combining laser direct
... flowerlike ZnO nanos-tructures by combining laser direct writing and hydrothermal growth method. The control of the as-fabricated ZnO flowerlike structures canbe achieved by altering hydrothermal growth ... Controllable growth of flowerlike ZnO nanostructures by combining laser direct writing and hydrothermal synthesisX.D. Guoa,b,⁎, ... apor-transport processfor nanowire growth [19] .In this paper, we report the growth of 3D flowerlike ZnO nanostruc-tures on GaN/LiAlO2substrates by combining laser direct writing and hy-drothermal...
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controllable synthesis of zno architectures by a surfactant-free hydrothermal process
... to top by four amineprecursors by a s urfactant-free hydrothermal process. It suggests t hat dif-ferent amine precursors play an important role in controlling of ZnO structures possibly by tuning ... preferentially grows along the [0001] direction. Thewurtzite structure of tower was further confirmed by the SAED pattern.Flowerlike ZnO bundles radially assembled by well-defined hexagonalrods with ... been fo cused on con trol lingsizes, morphology and microst ructure of ZnO, and diverse ZnO structures can be achieved by vap or-phase or solution processes[4–10]. Complex procedures and equipment...
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beam propagation modeling of modified volume fresnel zone plates fabricated by femtosecond laser direct writing
... theory. Light diffraction by a FZP can beexplicitly calculated by the Rayleigh–Sommerfeld (RS)diffraction integral. Therefore, FZP diffraction by theHankel BPM can be verified by comparing it to the ... can only be fabri-cated with small diffraction efficiency. The VFZP can befabricated by femtosecond laser direct writing. This con-cept was experimentally demonstrated with an eight-layer modified ... Beam propagation modeling of modified volumeFresnel zone plates fabricated by femtosecond laser direct writingPornsak Srisungsitthisunti,1Okan K. Ersoy,2,*and Xianfan Xu11School...
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volume fresnel zone plates fabricated by femtosecond laser direct writing
... sample was irradiated by 90 fs pulses delivered by a Ti:sapphire amplified laser system at a central wave-length of 800 nm and 1 kHz repetition rate. The laser beamwas attenuated by a polarizer before ... of direct laser fabrication of Fresnel zone platesinside fused silica have been reported for both amplitude-type zone plates5 by utilizing scattering damage andphase-type6,7zone plates by ... determined by the Rayleigh range,8i.e., a 100m-long filament of re-fractive index change was produced by each pulse. Themaximum increase of index of refraction caused by the fem-tosecond laser...
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Temperature-Controlled Growth of Silicon-Based Nanostructures by Thermal Evaporation of SiO Powders
... Si wire is well-crystallized and has a growth direction close to 〈112〉, which is different from the 〈111〉 growth direction of the Si whiskers prepared by the metal-catalyzedVLS reaction.7-10From ... produced by this technique is comparable to thoseproduced by traditional VLS7-10and laser ablation.11-15Inthermal evaporation, oxides were found to play a dominant rolein the nucleation and growth ... the lateral growth of the nanowiresto ensure that the wires grow along one direction to formwirelike nanostructures. As for the nanowires formed in zone IV, their nucleation and growth process...
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one-dimensional zno nanostructures solution growth and
... agent-assisted growth Capping agents can be included in the solution to modify the growth habits of the ZnO nanostructures [154]. Commonly used capping agents for hydro- thermal growth of ZnO nanostructures ... showed that the ZnO is a single crystal with the oriented growth direction along the [0001] direction. A growth mechanism was proposed based on the linkage/incorporation of the growth units. ... ordered complex ZnO nanostructures step by step by wet chemical methods, as shown in Fig. 18 [195]. They conducted a series of systematic growth procedures to reveal the roles and the growth kinetics...
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Báo cáo khoa học: "Deep Syntactic Processing by Combining Shallow Methods" ppt
... Deep Syntactic Processing by Combining Shallow MethodsP´eter Dienes and Amit DubeyDepartment of Computational LinguisticsSaarland ... many types of EEs, wegeneralize Collins’ approach by enriching the anno-tation of non-terminals with the type of the EE inquestion (eg. WH–NP) by using differentgap+fea-tures (gap+WH-NP; ... to 98% ifPSEUDOs are excluded. Most of the remaining mis-takes are caused either by annotation errors, or by binding NP-traces (NP–NP) to adjunct NPs, as op-posed to subject NPs.The parsing...
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Báo cáo khoa học: "Improved Lexical Alignment by Combining Multiple Reified Alignments" potx
... Improved Lexical Alignment by Combining Multiple ReifiedAlignmentsDan Tufiú Institute for Artificial Intelligence 13, “13 ... idea has been exploited by various NLP researchers in language model-ling, statistical POS tagging, parsing, etc.We developed two quite different word align-ers, driven by two distinct objectives: ... estimate different parameters of the MEBA aligner. The alignments produced by MEBA were compared to the ones produced by YAWA and evaluated against the Gold Standard (GS)1 anno-tations used...
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Báo cáo "The effect of Cu concentration in soil and phosphorous fertilizer on plant growth and Cu uptake by Brassia juncea L. grown on contaminated soils " doc
... applications on plant growth and Cu uptake by Brassica juncea L. Mature plants were harvested for the Cu accumulation analysis. The soil samples from each growing pot were extracted by HNO3 0.43N ... has strong effects on Brassica juncea L. growth and the uptake rate of Cu by the plants. The height and the biomass of plants were reduced dramatically by 36% and 53% respectively at the rate ... rate of plant growth. For example, the contents of Cu in plant increase by 208% when the rate of Cu application increases to 200 ppm. Meanwhile, the rate of biomass decreases only by 53%. The...
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Growth of silicon nanostructures on graphite
... Tel.: +1-808-956-8941; nanostructures, synthesized Si nanocrystals by fax: +1-808-956-7107.E-mail addresses: paul.scheier@uibk.ac.at (P. Scheier), laser ablation and by thermal evaporation in ... combination of armchair andtions on the growth of Si nanostructures on HOPGzigzag directions in the 2D-graphite hexagonalas follows. The average silicon coverage varies by network yields an angle close ... average size of the Si clusters synthesized by this technique could be varied by changing the the STM chamber in order to characterize thedeposited silicon nanostructures under stringentsputter parameters,...
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Từ khóa: 4 4 2 finding prime implicants by combining product termsfactor viiactivating protease fsap circulates as an inactive zymogen in the plasma fsap also regulates fibrinolysis by activating prourokinase or cellular activation via cleavage of plateletderived growth factor bb pdgfbb as the marburg i polymorphismregulation of transforming growth factorβ1driven lung fibrosis by galectin3induction of cardiac fibrosis by transforming growth factorβ1hp p1102w laserjet pro wireless laser printer airprint by hewlett packardcông nghệ laserBáo cáo quy trình mua hàng CT CP Công Nghệ NPVGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANNghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngNghiên cứu tổng hợp các oxit hỗn hợp kích thƣớc nanomet ce 0 75 zr0 25o2 , ce 0 5 zr0 5o2 và khảo sát hoạt tính quang xúc tác của chúngTìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinThơ nôm tứ tuyệt trào phúng hồ xuân hươngThiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khíChuong 2 nhận dạng rui roTổ chức và hoạt động của Phòng Tư pháp từ thực tiễn tỉnh Phú Thọ (Luận văn thạc sĩ)Kiểm sát việc giải quyết tố giác, tin báo về tội phạm và kiến nghị khởi tố theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn tỉnh Bình Định (Luận văn thạc sĩ)Tăng trưởng tín dụng hộ sản xuất nông nghiệp tại Ngân hàng Nông nghiệp và Phát triển nông thôn Việt Nam chi nhánh tỉnh Bắc Giang (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtTrách nhiệm của người sử dụng lao động đối với lao động nữ theo pháp luật lao động Việt Nam từ thực tiễn các khu công nghiệp tại thành phố Hồ Chí Minh (Luận văn thạc sĩ)HIỆU QUẢ CỦA MÔ HÌNH XỬ LÝ BÙN HOẠT TÍNH BẰNG KIỀMTÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲ