7 4 engineering properties of masonry walls 711
Materials Science and Engineering - Electronic and Mechanical Properties of Materials Part 7 pptx
... polarisation H2O 1 .77 80 .4 Electronic, ionic, and molecular polarisation Polarization that is active depends on material and frequency 3.225 © E Fitzgerald-1999 Microscopic Frequency Response of Materials ... So polarization slows down the velocity of the wave in the material © E Fitzgerald-1999 Compare Optical (index of refraction) and Electrical Measurements of ε Material Optical, n2 Electrical, ε ... Application for Different E-M Frequencies Methods of detecting these frequencies Other satellite, 10-50GHz λ=3cm-6mm (‘mm wave’) Cell phones λ= 14- 33cm DBS (TV) λ=2.5cm Fiber optics λ=1.3-1.55µm...
Ngày tải lên: 11/08/2014, 14:20
DESIGN OF MASONRY STRUCTURES Part 7 docx
... force=20+(5 4) =40 kN tie area= (40 ×103)/250=160mm2 Provide one 15mm bar within 1.2m of edge of floor Internal ties Assume Gk=5kN/m2, Qk=1.5kN/m2 and La=4m Then Ft =40 kN/m width = [40 (5+1.5) 4] / (7. 5×5)=35.5kN/m ... reinforcement of masonry sections is limited ©20 04 Taylor & Francis 10.3.2 Shear strength of rectangular section reinforced masonry beams The method of calculating the flexural strength of reinforced masonry ... Ft=(3.0/2.5) 40 =48 kN/m length (which governs) Shear strength is found using Clause 25 of BS 5628, fv=0.35+0.6gA (max 1 .75 ) or fv=0.15+0.6gA (max 1 .4) depending on mortar strength From Clause 27. 4 of BS...
Ngày tải lên: 08/08/2014, 13:21
Thermal Properties of Green Polymers and Biocomposites Part 7 pptx
... p( y ) ≡ −2.315 − 0 .45 67 y (5.3) (5 .4) (5.5) Lignin 211 ∆E RT1 ∆E = logφ + 0 .45 67 = RT2 log φ1 + 0 .45 67 100 30 20 80 10 60 40 370 47 0 570 670 77 0 T/K Figure 5 -49 TG curves of dioxane lignin measured ... mass of fractionated dioxane lignin (DL) 2.1.3 Effect of thermal history Temperature of heat treatment 44 5 Tg 43 5 Tg 42 5 T gl 40 5 Tgl 385 365 Tg T gl Tgh T gh T gh T gh 345 T gl 350 370 390 41 0 43 0 ... around 240 K for three kinds of lignin 10 80 160 240 320 40 0 48 0 T/K Figure 5- 27 Variation of line width of narrow and broad components with temperature of Kraft lignin 10 80 160 240 320 40 0 48 0...
Ngày tải lên: 11/08/2014, 06:20
Materials Science and Engineering - Electronic and Mechanical Properties of Materials Part 4 pps
... / 10 3.56 / 3.16 1685 / 177 0 1.1 / 5 .42 / 5 .46 1231 / 1510 / ? 0 .72 / 1.35/ ? 5.66 / 5.65 / ? 508 / 79 8 / ? 0.08 /0.18 / 1 .45 6 .45 / 6.09 / ? MP (°K) ∗ Fill in as many of the question marks as ... Mobility Trends Material Eg(eV)°K µn(cm2/V·s) GaN 3.39 150 AlAs 2.3 180 GaP 2 .4 2,100 GaAs 1.53 16,000 InP 1 .41 44 ,000 InAs 0 .43 120,000 InSb 0.23 1,000,000 Remember that: 3.225 µ= eτ m* and 1 ∂2E = ... separation of variables; each variable gives a separation constant φ separation yields ml θ gives l r gives n After solving, the energy E is a function of n E= − µZ e − 13.6eV = 2 n2 (4 ε o ) 2h...
Ngày tải lên: 11/08/2014, 14:20
Mechanical Properties of Engineered Materials 2008 Part 7 ppt
... þ bz zy Þdx ð6 :44 aÞ ðbx xx þ by yx þ bz zx Þdy ð6 :44 bÞ x or ð Uint ¼ y The components of force, Fx and Fy , on dislocation (Fig 6. 24) are obtained from the first derivatives of the interaction ... plasticity III On the mechanism of the glide process Z Phys vol 89, p 6 34 Peierls, R (1 940 ) The size of a dislocation Proc Phys Soc vol 52, p 34 Polanyi, M (19 34) On a kind of glide disturbance that ... Taylor, G.I (19 34) The mechanisms of plastic deformation of crystals Part I, Theoretical Proc R Soc, London vol A 145 , p 362 Volterra, V (19 07) Ann Ecole Normale Super vol 24, p 40 0 Weertman, J...
Ngày tải lên: 11/08/2014, 15:20
Mechanical properties of polymers, composites-Nielsen 2010 Part 7 docx
... The mechanical properties of compatible blends resemble those of random copolymers, having a single T^ value and modulus transition zone TK varies rather regularly with composition, often following ... transitions instead of the usual one Each transition is characteristic of one of the homopolymers The resulting modulus-temperature curve has two steep drops, as shown in Figure The value of the modulus ... the ratio of the components and on which phase tends to be the continuous phase and which is the dispersed phase, and on the morphology of the discontinuous phase 56 Chapter (1 04, 116,1 17) A corresponding...
Ngày tải lên: 12/08/2014, 03:20
The book of qt 4 the art of building qt applications - phần 7 pot
... height of the square of the pie,5 the longest entry in the hash table, the width of an x, the width of the legend square (fm) and the width of the × 10 pixel–wide margin on both sides of the ... where the additional factor of 16 comes This is due to a peculiarity of the drawPie() method, which expects its details in parts of 16 th of a degree, for reasons of precision angle therefore ... 278 10.3 Geometrical Helper Classes overloaded constructor and specify the (x, y) position for the top left corner of the rectangle and the height and the width of the rectangle, in the form of...
Ngày tải lên: 13/08/2014, 08:21
Mechanical properties of polymers and composites-Nielsen Episode 7 pdf
... The mechanical properties of compatible blends resemble those of random copolymers, having a single T^ value and modulus transition zone TK varies rather regularly with composition, often following ... transitions instead of the usual one Each transition is characteristic of one of the homopolymers The resulting modulus-temperature curve has two steep drops, as shown in Figure The value of the modulus ... the ratio of the components and on which phase tends to be the continuous phase and which is the dispersed phase, and on the morphology of the discontinuous phase 56 Chapter (1 04, 116,1 17) A corresponding...
Ngày tải lên: 13/08/2014, 16:21
Processing and mechanical properties of pure mg and in situ aln reinforced mg 5al composite 7
... 3.33x10 -4 s-1, 3.33x10-3 s-1 At room temperature, strain rate sensitivity factors of 0.0 87 and 0.106, and unusually small apparent activation volume of 41 b3 and 34b3 are observed from the 40 h-MMed ... significance of solid solution strengthening and dispersion hardening 30hMMed composite exhibited the best combination of strength and ductility Time dependence of mechanical properties of both material ... yield stress of 205 MPa is observed from the composite sample with grain size of about 33 nm after 40 h-MM Similar results of 33% ductility and 210 MPa yield stress are produced for 40 h-MMed pure...
Ngày tải lên: 14/09/2015, 14:11
Bồi dưỡng kiến thức Quản lý Nhà nước – Chương trình Chuyên viên – Từ 4/8 đến 7/11/2003
... YK thể 25 tờ hoá đơn lại với trị giá mua vào 628.5 07. 039 đồng, gồm: + Xăng: 40 .900 lít - Trị giá 168 .48 6 .44 4 đồng + Dầu: 142 .110 lít – Trị giá 47 5 .020.595 đồng Trong số 25 tờ hoá đơn này, có số ... phản ánh vào sổ sách kế toán đơn vị 16 tờ hoá đơn với tổng giá trị 47 7 . 5 74 .255 đồng, gồm: + hoá đơn mua xăng với số lượng 54. 350 lít – Trị giá 222.059.250 đồng + hoá đơn mua dầu với số lượng ... với số lượng thể 41 chứng từ, hoá đơn, gồm: + Xăng: + Dầu Diezen: 95.250 lít - Thành tiền: 390. 545 .6 94 đồng 222.610 lít - Thành tiền: 71 2.535.600 đồng Tổng cộng: 1.106.081.2 94 đồng Trong số này,...
Ngày tải lên: 12/04/2013, 15:15
Tài liệu Feaculty of Computer Science and Engineering Department of Computer Scienc Tutorial 4 Questions pptx
... values: a) 0, 1, 2, 3, 4, 5, 6, 7, 8, b) 8, 4, 3, 6, 11, 9, 10, 10, c) 3, 1, 4, 1, 5, 9, 2, 6, 5, d) 2, 7, 1, 8, 2, 8, 1, 8, e) 45 , 9, 2, 17, 84, 92, 71 , 18, 30, 62, 55, 20, 27 Question Show the ... numbers (unordered) Insert x to the DS Return the value of the minimal element Return the value of the maximal element Return the value of the median element Remove the minimal element Remove ... Faculty of Computer Science and Engineering Department of Computer Science Question Suggest a data structure that supports the...
Ngày tải lên: 13/02/2014, 13:20
Báo cáo khoa học: Purification and properties of a new S-adenosyl-Lmethionine:flavonoid 4¢-O-methyltransferase from carnation (Dianthus caryophyllus L.) pot
... Dianthi Phytochem 41 , 4 47 45 0 Carotenuto, A., Fattorusso, E., Lanzotti, V., Magno, S., De Feo, V & Cicala, C (19 97) The flavonoids of Allium neapolitanum Phytochemistry 44 , 949 –9 57 10 Stockigt, ... H-5), 7. 03 (1H, t, J ¼ 8.5 Hz, H-6), 7. 52 (1H, t, J ¼ 8.5 Hz, H -7) , 7. 02 (1H, d, J ¼ 8.5 Hz, H8) 5 .42 (1H, dd, J ¼ 12.5 and 2.8, H-2), 3. 14 (1H, dd, J ¼ 17. 0 and 12.5, Hax-3), 2 .79 (1H, dd, J ¼ 17. 0 ... (3,5 ,7 trihydroxy -4 -methoxyflavone) (XIII) (Fig 2), 4 -hydroxyflavanone (XVI), eriodictyol (3¢ ,4 ,5 ,7- tetrahydroxyflavanone) (XVII) (Fig 3), genistein (4 ,5 ,7- trihydroxyisoflavone) (XIX), 3¢ ,4 ,7- trihydroxyisoflavone...
Ngày tải lên: 08/03/2014, 08:20
Báo cáo khoa học: Odorant binding protein has the biochemical properties of a scavenger for 4-hydroxy-2-nonenal in mammalian nasal mucosa doc
... (review) Mol Aspects Med 24, 177 –1 87 Engle MR, Singh SP, Czernik PJ, Gaddy D, Montague DC, Ceci JD, Yang Y, Awasthi S, Awasthi YC & Zimniak P (20 04) Physiological role of mGSTA4 -4, a glutathione S-transferase ... Ferrari G, Sorbi RT & Tirindelli R (19 87) Immunocytochemical localization of pyrazine-binding protein in bovine nasal mucosa Cell Tissue Res 2 47 , 46 1 46 4 Pelosi P & Tirindelli R (1989) Structure ... molecular basis for odor recognition Cell 65, 175 –1 87 24 Paysan J & Breer H (2001) Molecular physiology of odor detection: current views Pflugers Arch 44 1, 579 – 586 25 Lechner M, Wojnar P & Redl B (2001)...
Ngày tải lên: 23/03/2014, 10:20
Chapter 4: Properties of Regular Languages
... Homework • Exercises: 2, 4, 6, 8, 9, 11, 18, 22 of Section 4. 1 - Linz’s book • Exercises: 1, 2, 3, 5, of Section 4. 2 Linz’s book • Exercises: 3, 4, 5, 6, 8, 10, 12 of Section 4. 3 - Linz’s book ... homomorphism to each Σ symbol of r Example 4. 4 Σ = {a, b} Γ = {b, c, d} h(a) = dbcc h(b) = bdc r = (a + b*)(aa)* h(r) = (dbcc + (bdc)*)(dbccdbcc)* Theorem 4. 3 The family of regular languages is closed ... = qi δ*(qi, y) ∈ F and y ∈ L2 Theorem 4. 4 The family of regular languages is closed under right quotient: If L1 and L2 are regular, then so is L1/L2 Proof • M = (Q, Σ, δ, q0, F) accepts L1 M^...
Ngày tải lên: 13/05/2014, 10:21
báo cáo hóa học: " Measuring health-related quality of life in Hungarian children with heart disease: psychometric properties of the Hungarian version of the Pediatric Quality of Life Inventory™ 4.0 Generic Core Scales and the Cardiac Module" pptx
... (2 -4) 59 23.23 34 57. 63 25 42 . 37 Young child (5 -7) Child (8-12) 49 73 19.29 28 . 74 27 43 55.10 58.90 22 30 44 .90 41 .10 Adolescent (13-18) 73 28 . 74 44 60. 27 29 39 .73 All ages 2 54 100.00 148 58. 27 ... functioning 0. 84 0.82 0.86 0. 87 0 .76 0 .78 0. 87 0.80 0.82 0.82 0.88 0. 84 0.83 0. 84 0. 87 0. 84 0.88 0.85 0.88 0. 84 Emotional functioning 0 .77 0 .73 0 .73 0 .75 0 . 74 0 .7 0.80 0 . 74 0.81 0 . 74 Social functioning ... 251 76 .19 14. 62 14. 60 0.00 7. 90 Heart problems-symptoms 252 76 .40 17. 46 0 .70 0.00 77 .90 Treatment II 95 93 .73 15 .75 65.80 0 .40 47 . 50 Appearance Treatment anxiety 223 250 82.83 69 .77 23.00 26 .73 ...
Ngày tải lên: 18/06/2014, 19:20
Báo cáo hóa học: " Elastic Properties of 4–6 nm-thick Glassy Carbon Thin Films" pot
... Synthesis of nanoporous carbon with pre-graphitic domains Carbon 45 , 23 07 2310 (20 07) W.V Kotlensky, H.E Martens, Tensile properties of glassy carbon to 2900 °C Nature 206, 1 246 –12 47 (1965) ¨ ... structural elements Nanotechnology 11, 139–1 47 (2000) 28 V.B Shenoy, Atomistic calculations of elastic properties of metallic fcc crystal surfaces Phys Rev B 71 , 0 941 04 (2005) 29 M.A Smith, H.C Foley, ... carbon Chem Commun 21, 249 8– 249 9 (20 04) A Merritt, R Rajagopalan, H.C Foley, High performance nanoporous carbon membranes for air separation Carbon 45 , 12 67 1 278 (20 07) H.C Foley, Carbogenic...
Ngày tải lên: 22/06/2014, 00:20
DESIGN OF MASONRY STRUCTURES Part 4 ppsx
... in the absence of test results for the materials being used 4. 4 .4 Section 4: design of masonry (a) General stability Initial provisions of this section call for overall stability of the structure ... factor (0 .70 +3A) 5.8.2 Narrow masonry walls In BS 5628 a modification factor is also given for narrow walls If the thickness of the wall is equal to the width of the masonry then the value of fk ... strength of the masonry, t is the thickness of the masonry and lc is the compressed length of the wall (ignoring any part in tension) Distribution of shear forces amongst interconnected walls may...
Ngày tải lên: 08/08/2014, 13:21
Thermal Properties of Green Polymers and Biocomposites Part 4 doc
... 20-23 CaCl2 29-33 K2CO3 42 -44 47 - 56 Ca(NO3)2 NH4NO3 59- 67 NaCl 75 -78 KCl 84- 86 91- 94 KNO3 Data are quoted from Cellulose Handbook (Asakura Pub., Tokyo 2000) Original data of the handbook were colleted ... Acta, 1 47 , 3 87- 399 47 Nakamura, K., Kinoshita, E., Hatakeyama T and Hatakeyama H., 2000, TMA measurement of swelling behavior of polysaccharide hydrogels, Thermochimica Acta, 352-353, 171 - 176 48 ... Acta, 282/283, 43 3 -44 1 42 Hatakeyama, H., Thermal analysis of environmentally compatible polymers containing plant components in the main chain J Therm Anal Cal., 70 , 75 5-955 (2002) 43 Nakamura,...
Ngày tải lên: 11/08/2014, 06:20