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Explain or explore something, (e. g, process of make a machine, the causes of a natural or ocial phenomenon, the planning of a project, or a solution of a problem) Description mainly deal with appearance and feelings, and narration with events and experiences, unlike the two, the exposition mainly deals with relationships as well as processes
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Capital Budgeting and Estimating Cash Flows The Capital Budgeting Process Generati ng Investment Project Proposals Estimatin
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Oxidize the ditch craft in dirty water handle of application and development Summary: This text expatiated primarily the Carrousel oxidizes the construction craft mechanism of the ditch and circulate the problem exsited in the process with the homologous the method of solution Finally introduce the Carrousel oxidize the latest research progress of the ditch and pointed out the future and main research
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Diffusion: Read Plummer Chap. 7, sections 7.1-7.4,, 7.53, 7.5.8 Show that c(zt) Wroexpfzla)I,with a=2VDf, is a solution to Fick's second law of diffusion. ac(z, t) dc(zt) 2. a) What is the intrinsic carrier concentration in Si at 1100 C? b) Calculate the effective diffusivity (including first-order, charged-vacancy corrections)for As impurities in Si at 1100 C for two cases: 1)CAs=10 cm and ii)
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Problem 1 Deal-Grove model states that the thickness of the oxide is related to a time constant r and two constants A and b by the relation
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I. Plot resolution and depth of field as a function of exposure wavelength for a projection aligner with 100nm< A <500nm. Assume NA=0.26. Recalculate on the same plot for NA=0.41. Discuss the implication of these plots for the technologist that must manufacture transistors with 0.5 um
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Due Sept 17. 2002 1. a) Mean free path 2= kBI d-p where k=1.38×102,T=293K,p=10mTor=133Pa,d=1A=100m 38×10-3(293 6.9cm ford=1A Jr(m)(332)017mfrd=2A b) Use the ideal gas law pV=nkB T 1.33Pa vk7(138×102X90)33×10m-33×10cm3
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Reading Assignment: Kinetics, Vac. Tech: Campbell, 10.1-1. 4(or Ohring Ch 2) 1. Consider a vacuum system at room temperature that has been pumped down to a 10 m-Torr with mostly nitrogen as determined from the residual gas analyzer. Make an in
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1. You need to deposit a high quality (low electrical resistivity) Al film at a very high rate(v> I micron/min) and achieve good step coveage using sputter deposition. Referring to information in the class notes and text, answer the following three questions. (Grade will depend more on how you justify your design, rather than on its
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Write a compact sentence that describes the molecular origin of gas pressure, including its temperature and mass dependence. [51 A: P is due to change in momentum Ap = m Av of molecules striking a surface velocity Increases as VTm
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