... has remained an issue of long-lasting debate [3,7,9,12-15] It was attributed to the reduction of the spin relaxation rate in the Alq3 layer [7] or/and the weakening of spin polarization of ferromagnetic ... Chandra, H Srikanth, M.H Phan PII: S2468-2179(17)30131-4 DOI: 10.1016/j.jsamd.2017.07.010 Reference: JSAMD 114 To appear in: Journal of Science: Advanced Materials and Devices Received Date: 28 ... role in the spin injection and transport in LSMO/Alq3/Co spin valve devices Our observation of the negligible influence of STO substrate strain on the MR response indicates that the variation in
Ngày tải lên: 11/12/2017, 21:39
... Materials and Devices 2 (2017) 128e139 133 Trang 7Fig 3 (continued)M Okayasu et al / Journal of Science: Advanced Materials and Devices 2 (2017) 128e139 134 Trang 8been reported that the SFE of CueZn24alloy ... temperatures: 293 K (cold rolling, CF), 493 K (warm rolling, WF), and 1073 K (hot rolling, HF) Fig 2 (continued) M Okayasu et al / Journal of Science: Advanced Materials and Devices 2 (2017) 128e139 130 ... alloys d an aluminum bronze (AlBC; CueAl9.3eFe3.8eNi2eMn0.8) and a brass (HB: CueAl4eZn25 eFe3eMn3.8) d and a recently developed aluminum bronze (CADZ: CueAl10.5eFe3.1eNi3.5eMn1.1eSn3.7), were controlled
Ngày tải lên: 14/12/2017, 20:13
The research has been carrried out in 2 classes of grade 10: 10A and 10K at Ha Trung High School
... and missing data (Bryman, 2008) 2 PROCEDURE 2.1 Literature review This research project involves the teaching and learning of speaking skills, and before beginning the research, a review of the ... is taught from grade 3 onwards) (Misnistry of Eduaction and Training (MOET), 2008), and many changes have been initiated in the teaching of the subject in the last few year In the early 1990’s ... Thorne, 2006) Therefore, the teaching and learning of speaking is of vital importance for the success or lack of success in teaching English using CLT in Vietnam The CLT approach to teaching and
Ngày tải lên: 26/10/2022, 10:03
Effects Of Triphenyl Phosphate (Tpp) And Nanoclay On The Mechanical Properties, Thermal Degradation Of Polymer Nanocomposite Materials And Coating Based On Epoxy Resin.pdf
... NHIỆT CỦA EPOXY 29 CHƯƠNG 2: THỰC NGHIỆM 34 2.1 NGUYÊN VẬT LIỆU, THIẾT BỊ 34 2.1.1 Nguyên vật liệu 34 2.1.2 Thiết bị 41 2.2 CHUẨN BỊ MẪU 45 2.2.1 Khảo sát hàm lượng đóng rắn G5022 trong epoxy ... tử của RDP 27 Hình 2 1 Nanoclay sử dụng cho thực nghiệm………35 Hình 2 2 TPP sử dụng trong thực nghiệm 35 Hình 2 3 Xylene 36 Hình 2 4 Kẽm phosphate 38 Hình 2 5 Bột Talc 40 Hình 2 6 Tủ sấy Memmert ... hợp epoxy/nanoclay 32 Bảng 2.1 Bảng thông số kĩ thuật của epoxy YD011X75………34 Bảng 2.2 Bảng thông số kĩ thuật của G5022 34 Bảng 2.3 Bảng thông số kĩ thuật của TPP 36 Bảng 2.4 Bảng thông số kĩ
Ngày tải lên: 13/04/2023, 14:03
Luận văn thạc sĩ Công nghệ sinh học: Evaluation Of In Vitro Antioxidant And Antibacterial Properties Of Fractionated Extracts And Isolation Of Bioactive Components From Breynia Vitis-Idaea (Burm. F.) C. E. C. Fischer Leaves
... obtained results of efficiency of extraction process and content of ethyl acetate extract were recorded in Table 3.7 and illustrated in Figure 3.2 and 3.3. Table 3.7 Efficiency of extraction and ... +0.88 EtOAc 99,55 + 1.26 94.66 + 0.69 n-BuOH 370.3 + 2.48 181.1 + 0.68 Vitamin C 16.36 + 1.46 16.21 +2.48All of the three extracts of B vitis-idaea showed significant antioxidant activity in two ... concentrations of enzymeTable 3.8 and 3.9 showed antimicrobial activity of the extracts on six tested bacteria via two methods: diffusion and dilution (see 2.2.2.2 section and appendix 2). Table 3.8 Inhibition
Ngày tải lên: 09/09/2024, 14:42
Luận án tiến sĩ: Structure and Properties of Electrospun Polymer Fibers and Applications in Biomedical Engineering
... Bowlin, G L Nano Letters 2003, 3, (31) Shin, M.; Ishii, O.; Sueda, T.; Vacanti, J P Biomaterials 2004, 25, 3717-3723 (32) Deitzel, J M.; Kleinmeyer, J D.; Hirvonen, J K.; Tan, N C B Polymer 2001, ... Yarin, A L Nanotechnology 2001, 12, 384-390 (47) Feng, J J Physics of Fluids 2002, 14, 3912-3926 (48) Hohman, M M.; Shin, M.; Rutledge, G.; Brenner, M P Physics of Fluids (49) Hohman, M M.; Shin, ... considering their effect on fiber formation and properties Solution surface tension (5), molecular weight (38, 60), concentration (33, 58, 61), solution viscosity (5, 33), and choice of solvent (33,
Ngày tải lên: 02/10/2024, 02:12
16 sensesk 2 properties of senses complete inv pack
... develop skills in the language arts high-interest, in-depth science content In each investigation, students will critical thinking, and creativity ABOUT THE RESOURCE Trang 2© Learning A–Z All rights ... Most people blink their eyes about 15 times a minute Blinking keeps the eyes wet and clean. Trang 11Credits: left: © Maximilian Weinzierl/Alamy; right: © Robert Hainer/123RF © Learning A–Z All ... while providing students with deeper scientific content Before using the Investigation Pack, you might have students can be used at the beginning of the unit in order to spark interest in the subject
Ngày tải lên: 31/08/2025, 17:30
The impact of cracks on photovoltaic power performance 2017 Journal of Science Advanced Materials and Devices
... ¼ 0:3604 þ 1:004P Meas e120 mm 2 2.52e2.77 Significant P TH ¼ 0:4678 þ 1:005P Meas e137.4 mm 2 2.83e2.94 Significant P TH ¼ 0:7397 þ 1:008P Meas e179.8 mm 2 2.79e3.11 Significant P TH ¼ 0:9265 þ ... line regression equation Parallel to busbars e59.2 mm 2 0.78e1.13 Not significant P TH ¼ 0:3002 þ 1:001P Meas e81 mm 2 1.42e1.87 Not significant P TH ¼ 0:3990 þ 1:004P Meas 82 mm 2 e239.7 mm 2 ... diagonal (26.666%), parallel to busbars (20%), perpendicular to busbars (8.888%) or multiple directions crack (28.888%) According to the statistical approach explained previously in Fig 3, T-test and
Ngày tải lên: 11/12/2017, 22:17
CuAlS2 thin films Dip coating deposition and characterization 2017 Journal of Science Advanced Materials and Devices
... CuCl2$2H2O ỵ 2NH4OH ỵ TEA / [Cu (TEA)]2ỵ þ 2OH1À þ 2NH4Cl þ 2H2O AlCl3$6H2O þ 3NH4OH / Al3ỵ ỵ 6H2O ỵ 3OH1 ỵ 3NH4Cl 2(NH2)2CS ỵ 2OH1 / 2C2H2N2 ỵ 2H2O ỵ 2HS1 2HS ỵ 2OH1 / 2S2 ỵ 2H2O [Cu (TEA)]2ỵ ... density u (kJ/m3) Dislocation density d  10À4 (nm)À2 20.86 17.27 18.32 17.98 18.19 16.68 e e 0.23 0.21 0.28 0.22 e e e 21.99 23.03 e e e e e 4.11 e 27.56 33.52 29.79 30.94 30.23 23.27 where Yhkl ... lms (hkl) 2q d (Å) %d error CuAlS2 112 200 220 204 312 116 29.32 33.64 47.57 49.73 57.56 58.52 3.04 2.66 1.91 1.83 1.60 1.58 0.26 0.12 1.34 1.57 0.23 0.07 The source of strains in the thin films
Ngày tải lên: 11/12/2017, 22:33
Three dimensional printing of biological matters 2016 Journal of Science Advanced Materials and Devices
... 1992 Selective laser sintering machine (SLS) invented by DTM using power with laser to print the 3D model. 2000 3D ink jet printer and multi-colour printer produced Following year, desktop 3D ... medium) In-vitro [76] Piezo-Ink-jet Collagen bio-paper Gellam gum C2C12, PC12 and L929 Poloxamer 188 (P188) and/ or fluorinate DMEM, FBS, HS (horse serum) In-vitro [77] Extrusion e Gelatin, fibrinogen, ... antibiotics (penicillin, streptomycin, gentamicin), Geneticin, Hams F12, glutamine, gelatin In-vitro [73] Extrusion Gelatin, alginate, chitosan, fibrinogen Gelatin, alginate, chitosan, fibrinogen Hepatocytes,
Ngày tải lên: 12/12/2017, 15:04
Polyaniline PANi based electrode materials for energy storage and conversion 2016 Journal of Science Advanced Materials and Devices
... al / Journal of Science: Advanced Materials and Devices 1 (2016) 225e255 226 Trang 3In the past few years, more and more renewable energy isgenerated by intermittent solar and wind power sources ... Devices 1 (2016) 225e255 229 Trang 6nanofasciculi, nanowires and nanofibers of PANi were also syn-thesized on the surface of OMC with high specific capacitance of 473e747 F g1[29,30,35] Porous carbon ... Science: Advanced Materials and Devices 1 (2016) 225e255 231 Trang 8carbon for the composite These kinds of 3D graphene/PANifilmsare attractive to fabricate flexible free-standing electrodes with
Ngày tải lên: 14/12/2017, 18:42
Lithography based methods to manufacture biomaterials at small scales 2017 Journal of Science Advanced Materials and Devices
... liposomes[29], micelles[30], emulsions[31,32], solid lipid nanoparticles [33], solid dispersion [34,35], drug-cyclodextrin complexation [36,37], and prodrugs [38,39] Due to the poor water-solubility of ... with 20 standard cm3/min (sccm) SF6and 15 sccm O2 at a pressure of 20 Pa and power of 150 W for roughly 250 min[130] The parts covered with chromium formed the microneedles The etching was continued ... using elastomeric biomaterials named as soft lithography [92,93] The method of soft lithography is fundamentally based on printing, molding, and embossing and has been extensively described in
Ngày tải lên: 14/12/2017, 18:51
High frequency modes meshfree analysis of Reissner Mindlin plates 2016 Journal of Science Advanced Materials and Devices
... Civil and Environmental Engineering, Tokyo Institute of Technology, 2-12-1-W8-22, Ookayama, Meguro-ku, Tokyo 152-8552, Japan Advanced Materials and Structures Laboratory, University of Engineering ... plane problems [30,31], shell structures [32], static deflections of thin plates [33], piezoelectric structures [34] and dynamic analysis of structures [35] Another important shear-locking issue, which ... eliminate this difficulty in several ways, such as the Lagrange multipliers [22], penalty methods [21,37], coupling with the traditional FEM [38e42], and transformation method [43,44] In other words, the
Ngày tải lên: 14/12/2017, 20:24
Moroccan higher education students’ and teachers’ perceptions towards using Web 2.0 technologies in language learning and teaching
... learning and teaching purposes Finally, Section Four gives a brief conclusion 2 Web 2.0 in language learning and teaching settings: Potential benefits In an increasingly globalized world, speaking ... Wilkins, 2011) 3 Language learners’ and teachers’ perceptions towards using Web 2.0 Having detailed the potential benefits of using Web 2.0 technologies in education and in language learning and ... tools influence language learning and teaching The rest of this article is organized as follows Section Two outlines the potential benefits of using Web 2.0 in education and in language learning and
Ngày tải lên: 10/01/2020, 07:07
Syntheses and photoluminescence properties of new Zn(II) and Cd(II) coordination polymers prepared from 5-sulfoisophthalate ligand
... cations through N–H· · · O interactions [N3—H3A· · · O12 = 1.90(3), N3—H3B· · ·O8 = 2.41(3), N3—H3C· · · O11 = 2.47(3), and N3—H3C· · · O9 = 2.55(3)] resulting in the 3D supramolecular network ... O9—Cd1—O3ii 83.11 (9) D–H· · · A H· · · A (˚A) D· · · A (˚A) D–H· · · A ( ◦) O12—H12C· · · O0AA ii 1.96(3) 2.798(4) 167(2) O12—H12D· · · O5 iii 2.04(3) 2.864(4) 164(2) O11—H11A· · · O7 iv 2.09(3) 2.889(5) ... similar emission band at 439 nm for {[Zn(2,3-pymaH)(sip)(H2O)]·H2O} n (2,3-pyma = 2,3’-(Iminodimethanediyl)dipyridine),26 425 nm for [Cd(sip)(Hpip)(H2O)2] (pip = piperazine),27 and 437 nm for {[Cd
Ngày tải lên: 13/01/2022, 00:20
A vengefulness of the impotent the pain of in group inferiority and schadenfreude toward successful out groups
... 924, CFI ⫽ 940, IFI ⫽ 940) and residual (SRMR ⫽ 043, RMSEA ⫽ 081) indices In terms of item loadings, the pain of domain inferiority (.694 –.830), envy (.792– 1.00), anger (.842–.887), pain of ... illegitimacy of out-group success, F(1, 99) ⫽ 2.16, p ⫽ 15, partial 2⫽.03 However, order was a marginal moderator of the pain of inferiority, F(1, 99) ⫽ 3.35, p ⫽ 07, partial 2⫽ 04 The pain of inferiority ... poorly in an absolute sense, as shown in a variety of fit (NFI ⫽ 839, CFI ⫽ 854, IFI ⫽ 855) and residual (SRMR ⫽ 105, RMSEA ⫽ 125) indices 5The continuous measures of dislike and domain interest
Ngày tải lên: 12/10/2022, 11:04
STUDY THE MICROWAVE DIELECTRIC PROPERTIES OF B2O3 DOPED CERAMIC AND ITS APPLICATION ON PLANAR INVERTED L ANTENNA
... 15 3.2 NEAR-FIELD AND FAR-FIELD REGIONS 16 3.3 FAR-FIELD RADIATION FROM WIRES 17 3.4 RADIATION PATTERN 18 3.5 RADIATION RESISTANCE AND EFFICIENCY 19 3.6 POWER GAIN 19 3.7 BANDWIDTH 21 3.8 ... DIRECTIVITY 22 4 CHAPTER 4: PRACTICAL ANTENNA 23 4.1 DIPOLE STRUCTURE 23 4.2 CURRENT DISTRIBUTION 24 4.3 REflECTOR ANTENNAS 24 4.4 HORN ANTENNAS 25 4.5 LOOP ANTENNAS 26 4.6 HELICAL ANTENNAS 27 ... amounts of B2O3 additives sintered at 1400◦C for 4h 53 7-8 :The X-ray diffraction patterns of Nd(Mg0.40Zn0.10Sn0.5)O3 specimens with different amounts of B2O3 additives sintered at 1350◦C for
Ngày tải lên: 30/10/2022, 15:31
Structure, magnetic and transport properties of magnetic oxide materials and exploration of magnetic oxides semiconductor (zno) heterostructures
... of the CoFe2O4 / ZnO /SiO2, and the enlarged (33 3) diffraction of the CoFe2O4 films with different thicknesses 1 43 Figure In plane and out of plane hysteresis loops of the CoFe2O4 (40nm) ... 75 4 .2. 2 Effect of Temperature 76 VIII 4 .2 .3 Effect of Thickness 78 4 .2. 4 Effect of laser power 80 4 .2. 5 Summary 81 Growth of CoFe2O4 thin films ... spinel unit cell illustrated in Figure 1 .3, the unit of the Fe3O4 lattice consists of 32 closely packed O2- ions embracing 64 tetrahedral and 32 octahedral 10 Chapter Introduction sites 1 /8 of...
Ngày tải lên: 09/09/2015, 10:15
ACCELERATING TECHNOLOGY TRANSITION Bridging the Valley of Death for Materials and Processes in Defense Systems potx
... N.W., Lockbox 28 5 , Washington, DC 20 055; (80 0) 624 - 624 2 or (20 2) 33 4 -33 13 (in the Washington metropolitan area); Internet, http://www.nap.edu Copyright 20 04 by the National Academy of Sciences ... procurement 62 19 19 64 19 66 19 68 19 70 19 72 19 74 19 76 19 78 19 80 19 82 19 84 19 86 19 88 19 90 19 92 19 94 19 96 19 98 20 00 20 02 Millions of dollars 140 MAKING THE BUSINESS CASE Joseph Tippens, ... CULTURE OF INNOVATION AND RAPID TECHNOLOGY TRANSITION Experience in industry and research in the fields of history of technology, business, and social studies of science point to ways in which institutional,...
Ngày tải lên: 28/03/2014, 11:20
worlds of food place power and provenance in the food chain apr 2008
... 20 050 23 2 75 Typeset by SPI Publisher Services, Pondicherry, India Printed in Great Britain on acid-free paper by Biddles Ltd., King’s Lynn, Norfolk ISBN 9 78 0–19– 927 1 58 0 (Hbk.) 9 78 0–19–95 42 28 4 ... level In 19 93 the European Community put in place legislation to protect regional and traditional foodstuVs (Council Regulation (EEC) No 2 081 / 92, OYcial Journal L2 08, 24 July 19 92, p 1 28 ) This ... deadline was missed, and ´ the key Ministerial meeting, held at Cancun in 20 03, collapsed in disarray 30 Regulatory World of Agri-food because of the lack of consensus between developing and developed...
Ngày tải lên: 11/06/2014, 01:30