Introduction to mechanical engineering part 2

... before Buy: after 5@$1 6@$9 Sell: Buy: 3@ $2 4@$5 2@ $6 2@ $4 6@$4 2@ $6 4@$9 6@$4 3@$3 5@ $2 ↑ 4@$9 3@$3 5@ $2 2@$1 2@ $1 Figure 7 .2: A call-market order book, before and after market clears a typical call ... player 2 s valuation is less than twice his own bid, s1 , and he loses otherwise Then player 1’s utility is simply (v1 − s1 ) when he wins, and otherwise 2s1 E(u1 ) = 10 u1 dv...

Ngày tải lên: 08/08/2014, 11:21

... equipment on a fixed-interval basis only if no better means exist 48 An Introduction to Predictive Maintenance Advantages and Disadvantages Overall, preventive maintenance has many advantages It is ... failures cannot be avoided; therefore, the maintenance organization must be able to react quickly to the unexpected failure 3 .2 EVALUATION OF THE MAINTENANCE ORGANIZATION...

Ngày tải lên: 08/08/2014, 11:21

... (L->element == M->element) return assemble(L->element, L->next, M->next); else if (L->element < M->element) return assemble(L->element, L->next, M); else /* here, M->element < L->element */ return ... subprogram to perform some task, usually as a synonym of procedure (2) the natural, required or expected activity of a person or thing 16 INTRODUCTION TO COMPUTER SCIENCE: HANDOUT #2...

Ngày tải lên: 09/08/2014, 11:21

... +++ - - - +++ - + + + + + + ? + macrophages ++ - ++ - + + - - neutrophils ++ - ++ - - - - - basophils/mast cells - - - - - - - - platelets + + + + - - - - lymphocytes ++ ? ++ ? - - + - Complement ... IgA2 IgM IgD Serum concentration (mg/dl)a 460–1140 80–390 28 –194 2. 5–16 50 20 0 0 20 50 20 0 0–40...

Ngày tải lên: 10/08/2014, 00:21

... (1 .2. 5i) ) 1 σ x + σ y + σ x − σ y cos 2 + τ xy sin 2 2 ( ) (1 .2. 5j) ) σ x − σ y sin 2 − τ xy cos 2 From Eq 1 .2. 5i, it can be seen that when θ = 0, σθ = σx as expected Further, when θ = π /2, ... 1 .2 Elasticity B A Fig 1 .2. 2 Long-range attractive forces and short-range repulsive forces acting on an atom or molecules within a liquid or solid Atom “B” on the surface must move c...

Ngày tải lên: 11/08/2014, 09:20

... 2. 3–3 .2 5.5 450 1,035 1. 42 75 — 340 — 27 5 — 2. 5 — 8.4 14 21 >1 .2 16 15.4 0 .23 0.06 0 .22 2. 4 2. 6 0.17 2. 2 0.55 0 .25 3.1 2. 8 0.16 2. 65 0.55 0.14 3 .2 4 .2 0.10 3.5 1.0 5.3 5.9 0.31 3 .26 4.0 0.31 3. 62 ... tracking, and environmental and security surveillance Weapons safing, arming, and fusing Integrated microoptomechanical components for identify-friend-or-fo...

Ngày tải lên: 10/08/2014, 01:22

... Bibliography 18 9 19 0 19 0 19 2 19 5 19 7 200 2 01 203 206 208 211 213 213 214 214 216 CHAPTER Packaging and Reliability Considerations for MEMS 217 Key Design and Packaging Considerations Wafer or Wafer-Stack ... Bibliography 17 2 17 4 17 4 17 6 18 0 18 2 18 3 18 5 18 5 18 6 18 7 CHAPTER MEM Structures and Systems in RF Applications 18 9 Signal Integrity in RF ME...

Ngày tải lên: 10/08/2014, 01:22

... Polyvinylidene-fluoride (PVDF) LiNbO3 BaTiO3 PZT zinc oxide (ZnO) Piezoelectric Constant (dijj) −12 (10 C/N) d 33 = 2 .31 d31 = 23 d 33 = 33 d31 =−4, d 33 = 23 d31 = 78, d 33 = 190 d31 = −171 d 33 = 37 0 d31 ... [9] Zorman, C A., and M Mehregany, “Materials for Microelectromechanical Systems,” in The MEMS Handbook, Chapter 15, M Gad-el-Hak (ed.), Boca Raton, FL: CRC Press, 2002 [1...

Ngày tải lên: 10/08/2014, 01:22

... For uniform and void-free bonding, the surfaces must be free of particles and chemical contamination, flat to within about µm across a 100-mm wafer, and smoother than about 0. 5- to 1-nm RMS roughness ... cavities, self-limiting pyramidal and V-shaped pits, and thin membranes; and (b) etching from both sides of the wafer can yield a multitude of different shapes including h...

Ngày tải lên: 10/08/2014, 01:22

... Benecke, and P Lange, “TMAHW Etchants for Silicon Micromachining,” Proc 1991 Int Conf on Solid-State Sensors and Actuators, San Francisco, CA, June 24–27, 1991, pp 8 15 818 [9] Ammar, E S., and T ... Fusion Bonding and Deep Reactive Ion Etching; A New Technology for Microstructures,” Proc 8th Int Conf on Solid-State Sensors and Actuators, Stockholm, Sweden, June 25 29, 19 95, pp 55...

Ngày tải lên: 10/08/2014, 01:22

... bottom handle wafer Silicon-fusion bonding of a p-type top wafer with an n-type epixatial layer encapsulates and seals the cavity Electrochemical etching or standard polishing thins down the top ... Minnesota, and [ 16] .) 96 MEM Structures and Systems in Industrial and Automotive Applications because it can be deposited under low tensile stress, and it retains its structural int...

Ngày tải lên: 10/08/2014, 01:22

... Hz )]; bandwidth (Hz); resolution (º/s); and dynamic range (dB), the latter two being functions of noise and bandwidth Short- and long-term drift of the output, known as bias drift, is another ... and Systems in Industrial and Automotive Applications Electrostatic drive and sense electrodes Vibrating ring Anchor Support flexures Antinode Node Node 45° Antinode Node Antinode Primar...

Ngày tải lên: 10/08/2014, 01:22

... 85 , No 11, November 1997, pp 183 3– 185 6 130 MEM Structures and Systems in Industrial and Automotive Applications [12] Muller, R S., and K Y Lau, “Surface-Micromachined Microoptical Elements and ... “Genetic Analysis Systems: Improvements and Methods,” Tech Digest Solid-State Sensor and Actuator Workshop, Hilton Head Island, SC, June 8 11, 19 98, pp 7–10 [43] U.S Patent 6,533...

Ngày tải lên: 10/08/2014, 01:22

... unloaded actuator on the right-hand side is equal to the mass of the loaded actuator (left-hand side) and the mirror Externally applied in-plane accelerations cause equal but opposite torques on ... as the C-Band) and 1,570 nm to 1,610 nm (known as the L-Band) The International Telecommunication Union (ITU) of Geneva, Switzerland, has specified the use to be on a grid of discrete ch...

Ngày tải lên: 10/08/2014, 01:22