critical phenomenon and engineering effectiveness in process
CRITICAL DIMENSION AND TEMPERATURE CONTROL IN MULTI ZONE THERMAL PROCESSING 2
Ngày tải lên :
10/09/2015, 15:48
... temperature during thermal processing Wafer warpage affects the thermal processing in lithography and can result in CD nonuniformity Real-time temperature control is proposed and demonstrated in the thesis ... bake-plate setpoints 2.2 Thermal Modeling of the Baking Process The distributed thermal processing system used in this work is shown in Figure 2.3 It consisted of two heating zones, center and edge ... be placed in direct contact or on proximity pins Processes that utilize this thermal process include photo resist processing, chemical vapor deposition and rapid thermal annealing, and span a...
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Tài liệu Application of Genetic Algorithms and Simulated Annealing in Process Planning Optimization pptx
Ngày tải lên :
25/12/2013, 19:15
... engineering drawing For machining, process planning includes determination of the specific operations required and their sequence, which include tooling, fixturing, and inspection equipment In some cases, ... machines used include conventional machines (e.g., horizontal and vertical milling, drilling, and grinding) and CNC machining centers 9.2.2 The Process Planning Problem Given a part and a set of ... commonly used criteria for evaluating process plans include shortest processing time and minimum processing cost Since the detailed information on tool paths and machining parameters is not available...
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Expropriation by corporate insiders and board effectiveness in an emerging economy
Ngày tải lên :
12/09/2015, 11:24
... corporate insiders from instigating and perpetrating frauds, discipline CEOs in firms with poor performance, and influence the processes of strategic choice, change and control However, in addition ... manufacturing and maintaining air conditioning and freezing facilities In 2004, the dominant shareholder, Nanhuaxi Enterprise Group held a 64 percent equity stake in the listed company, and it also ... the cost of the shareholders‟ interests In continental Europe and Japan, ownership is highly concentrated in the hands of main banks and financial institutions In East Asian economies where ownership...
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biotreatment downstream processing and modelling advances in biochemical engineering
Ngày tải lên :
01/04/2014, 10:20
... enzyme and washed The subsequent oxidation stage is carried out using bleaching chemicals containing chlorine, e.g chlorine gas and/ or chlorine dioxide The amount of chlorine in the bleaching process ... of lignin in the alkaline pulping liquor The lignin reactions involved in kraft pulping have been studied extensively [3~6] About 90% of the lignin is removed, the 10% or so remaining in the ... Finland Ciba Geigy, Switzerland Genencor, Finland Ciba Geigy, Switzerland Sandoz Chemicals, U.K Sandoz Chemicals, U.K Biocon India, Bangalore Voest Alpine, Austria Alko Ltd Biotechnology,Finland...
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process dynamics modeling and control topics in chemical engineering
Ngày tải lên :
01/04/2014, 11:11
... Receptors: Models for Binding, Trafficking, and Signalling D Lauffenburger and f Lindennan Process Dynamics, Modeling, and Control B Ogunnaike and W H Ray process dynamics, modeling, and control BABATUNDE ... of Process Dynamics, Modeling, and Control c~ntained in the iiJkbmin~apters Thus this chapter is an introductory oveAAew of process control and how it is practiced in the chemical process industry ... chemical process industry; however, the text would also be suitable for such courses taught in mechanical, nuclear, industrial, and metallurgical engineering departments Bearing in mind the limited...
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chhabra & richardson (1999) non newtonian flow in the process industries fundamental and engineering applications
Ngày tải lên :
04/06/2014, 13:18
... Non-Newtonian Flow in the Process Industries Fundamentals and Engineering Applications R.P Chhabra Department of Chemical Engineering Indian Institute of Technology Kanpur 208 016 India and J.F Richardson ... be much less widespread in the chemical and processing industries However, with the recent growing interest in the handling and processing of systems with high solids loadings, it is no longer ... “strain-hardening” Many materials including polymer melts and solutions thus exhibit shearthinning in simple shear and strain-hardening in uniaxial extension Except in the limit of vanishingly...
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Research on operation mechanism and application in engineering of UNITANK process
Ngày tải lên :
07/07/2015, 10:30
... Material Science and Environmental Engineering Advanced Materials Research Vol 937 373 374 Material Science and Environmental Engineering Material Science and Environmental Engineering 10.4028/www.scientific.net/AMR.937 ... Research on Operation Mechanism and Application in Engineering of UNITANK Process 10.4028/www.scientific.net/AMR.937.370 DOI References [2] Henze M, Gujer W, Mino T et al., in: Water Sci Technol, Issue1,...
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Hydraulic modeling of open channel flows over an arbitrary 3-d surface and its applications in amenity hydraulic engineering
Ngày tải lên :
06/11/2012, 10:35
... coordinates for predicting sea level, currents in estuarine and shelf water (Muin and Spaulding 1996) Ye and McCorquodale (1997) developed a depth-averaged model in a non-orthogonal curvilinear system ... the advantage of reduction in computational cost while maintaining the accuracy when applied to flow in a channel with linear or almost linear bottom/bed But indeed, in many cases, water flows ... concept of simple Rankine vortex that including two parts: free vortex in outer zone and forced vortex in inner zone (Townson 1991)………………………………………33 Figure 4.5 Definition of coordinate components……………………………….36...
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RESEARCH ON THE CHANGE OF 2-AP AND OTHER VOLATILE COMPOUNDS IN PROCESSING BUN FROM RICE
Ngày tải lên :
28/08/2013, 16:28
... collidine and 2-AP in pandan leaves recorded by GC-FID and GCMS Samples Peaks’areas (pA*s) Collidine 14009069 2-AP in young pandan leaf 58157862 2-AP in mature pandan leaf 20672313 2-AP in old pandan ... 3°C/min then from115°C to 220°C at 30°C/min and finally maintained at 220◦C for The detector port was maintained at 2500C Concentration of 2-AP in samples s is identified and quantified in the ... 9.678 minute 734 Research on the Change of 2-AP and Other Volatile Compounds in Processing Bun from Rice 3.4 Investigating the changes of 2-AP and other volatile compounds of rice in Bun processing...
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Improvement of nutrient removal and phosphorus recovery in the anaerobic/oxic/anoxic process combined with sludge ozonation and phosphorus adsorption
Ngày tải lên :
05/09/2013, 09:38
... (Saktaywin et al., 2005; Suzuki et al., 2006) Against this background, we previously proposed an advanced system involving a continuous A/O/A process combined with sludge reduction by ozonation and ... using DNPAOs In the present study, phosphorus was - 140 - Journal of Water and Environment Technology, Vol 7, No 2, 2009 removed both in the oxic and anoxic tanks, suggesting that both PAOs and ... energy balance and life cycle assessment analyses will be necessary in a future study CONCLUSIONS In order to meet the increasingly stringent requirements for environmental protection and phosphorus...
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Tài liệu Neural Networks and Neural-Fuzzy Approaches in an In-Process Surface Roughness Recognition System for End Milling Operations pptx
Ngày tải lên :
23/01/2014, 01:20
... review, in addition to communication with leading private industrial research and development laboratories in the state of Iowa (including Winnebago Co in Forest City; Delavan Inc in Des Moines; ... manually inspecting machined surfaces at fixed intervals A surface profilometer containing a contact stylus is used in the manual inspection procedure This procedure is both time-consuming and labor-intensive ... machining cutting processes; and (ii) an intelligent technique able to learn the dynamics of the machining system while allowing for control features to be built in The research described in this...
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Tài liệu Đề tài " Global well-posedness and scattering for the energy-critical nonlinear Schr¨odinger equation in R3 " docx
Ngày tải lên :
16/02/2014, 06:20
... locations in spacetime In [12], [13] this was achieved by translating the origin in the integrand of (1.6) to an arbitrary point y, and averaging against the L1 mass density |u(y)|2 dy In particular, ... well-posedness and scattering for the energy -critical nonlinear Schr¨dinger equation in R3 o By J Colliander, M Keel, G Staffilani, H Takaoka, and T Tao* Abstract We obtain global well-posedness, scattering, ... collaborative meeting in July 2002 We thank Andrew Hassell, Sergiu Klainerman, and Jalal Shatah for interesting discussions related to the interaction Morawetz estimate, and Jean Bourgain for valuable...
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Tài liệu EXPLORING OPPORTUNITIES IN GREEN CHEMISTRY AND ENGINEERING EDUCATION ppt
Ngày tải lên :
19/02/2014, 09:20
... disciplines for incorporating sustainability in product design: 10 Research and extract engineering, Materials science, Mechanical engineering, Chemistry, Chemical engineering, Manufacturing engineering, ... chemistry and engineering; and Published articles highlighting green chemistry and engineering in major academic journals • Development of interdisciplinary interactions by finding simple access points ... combining graduate studies with engineering service in the U.S Peace Corps His teaching and research interests are in the areas of sustainability and green engineering; biological and chemical processes;...
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Tài liệu Báo cáo khoa học: Inorganic pyrophosphatase in the roundworm Ascaris and its role in the development and molting process of the larval stage parasites doc
Ngày tải lên :
20/02/2014, 11:20
... (Michaelis constant) and Vmax (maximum velocity) values were determined by incubating the diluted recombinant proteins in the standard reaction mixture in the presence of increasing concentrations ... were removed and minced with a surgical knife The minced tissue was wrapped in cotton gauze and suspended in NaCl/Pi containing 100 lgÆmL)1 penicillin/ streptomycin at 37 °C for h After incubation ... were incubated at 37 °C in a humidified 5% CO2 incubator in the absence (control) and presence of increasing concentrations of inhibitors for 10 days, and the number of molting larvae was determined...
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Credit Growth and the Effectiveness of Reserve Requirements and Other Macroprudential Instruments in Latin America pdf
Ngày tải lên :
06/03/2014, 04:21
... measures in Latin America is reported in Table Despite their increasing use, the effectiveness of macroprudential policies in leaning against credit growth and in protecting financial stability remains ... than using an effective rate our RR measure is based on a simple average of rates (in Brazil of demand and savings deposits; in Colombia of checking and saving accounts, CD and bonds, and in Peru ... rates and on strengthening the passthrough from policy to deposit and lending interest rates These findings, more generally support the use of RRs as a policy instrument in an inflation-targeting...
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Báo cáo khoa học: A new approach for distinguishing cathepsin E and D activity in antigen-processing organelles pdf
Ngày tải lên :
07/03/2014, 09:20
... brain [23] CatE and CatD both play an important role in the MHC class II pathway CatD is reported to be involved in processing MHC II-associated invariant chain [24] in antigen processing and ... specific inhibitor of CatE, the Ascaris pepsin Determination of cathepsin E and D activity inhibitor, which inhibits pepsins and CatE [33], but does not affect other types of aspartic proteinases including ... Katunuma N (2000) Lysosomal cathepsin B plays an important role in antigen processing, while cathepsin D is involved in degradation of the invariant chain inovalbumin-immunized mice Immunology 100,...
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Beyond Bias and Barriers: Fulfilling the Potential of Women in Academic Science and Engineering docx
Ngày tải lên :
14/03/2014, 19:20
... questions and developing strategies can have on the next generation of women in science and engineering It is our hope that in the future women in science and engineering will not face attitudes and institutional ... Some reports, including those by the Congressional Commission on the Advancement of Women and Minorities in Science, Engineering, and Technology (CAWMSET) and the Building Engineering and Science ... Women in Science and Engineering, which during the same time was working on two reports on related subjects, To Recruit and Advance Women Students and Faculty in US Science and Engineering, and...
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