overview of design principles guidelines and success criteria

... occurrence of resonance stimulation 3.2.2.1 Inversion of occupation of energy levels Inversion of occupation of energy levels consists of inversion of the ergy structure of the set of quantum ... Thediffusion coefficient of the majority of liquids is of the order of 10-5 cm2/s Amolecule reaches the depth of 10 nm in a time of approximately 10-6 s [6] tem-It follows that the exchange of molecules ... re-sult of defects of the crystalline lattice, during deformation (slip planes)and chipping of solids, causing the exposure of new surfaces, nucleation of new phases, etc The dimensions and properties

Ngày tải lên: 10/08/2014, 12:21

... process of destruction and removal of material from thesurface of solids, due to friction, and manifest by a continuous change ofdimensions and shapes of the rubbing elements [31] The causes of wearare ... bonding of both surfaces occursat sites of contact of asperities by forces of metallic bonds which, in turn,causes the creation of adhesive microfusion The fast development of adhe-sive bonding of ... of surfaces of the rubbing pair causes leaps in the rise of frictionresistance forces and in intensity of wear, conducive to deep destruction ofthe surface and often to a stoppage of the relative

Ngày tải lên: 10/08/2014, 12:21

... chamber, by the power of the voltage generator, design of currentfeed-throughs, method of load fixturing, and by the method of metering of reactive gases, in particular of chlorides and metal-organic ... nitrided layers of thesame phase composition and thickness on both surfaces A and B [20].Fig 5.22 shows thicknesses of the nitrided layer on surfaces A and B of thetitanium samples vs time of nitriding ... compounds In the case of furnaces used for PACVD methods, such furnaces may fer by the design of the working chamber and by the method of elimina-tion of harmful components of the gas atmosphere

Ngày tải lên: 10/08/2014, 12:21

... case of Si3N4 layers and amixture of halogens, e.g., TiCl4 + BCl3 in the case of TiB2 layers. prima-Table 5.4 Examples of application of CVD methods and extension of life of treated components ... are fine grained and have a developed surface Thisfavors chemisorption of boride and its diffusion into the core of the treatedsteel After the formation of a compact layer of FeB and Fe2B borides,boron ... chamber within the range of 1 to 13 hPa, - duration of process within the range of 3 to 16 h, depending on thetype of substrate material and desired layer thickness, - temperature of load surface, dependent

Ngày tải lên: 10/08/2014, 12:21

... chromeand nickel for the regeneration of steel components and copper - for theregeneration of components made of copper and its alloys Shape correc-tion (always) and dimensional correction (quite often) ... copper, brass and bronze substrates In conditions of normal use ofterminals made of these metals, the thickness of silver coatings applied is 12 µm, while in the presence of moisture and condensing ... direction of stratification and adhe-sion of both layers between themselves and between the bottom sublayer andthe substrate As a result, deposition of a resin mixture allows the obtaining consti-of

Ngày tải lên: 10/08/2014, 12:21

... regardless of the method of spraying and their porosity stems from the very nature of spraying In paint coatings the number and size of pores depend on the amount ofevaporated solvent and on the size of ... formation of pores in thedried coating Pores present at the moment of formation of the coating 1) Tightness of coatings is the resistance to penetration of liquids and gases A measure of tightness of ... charges and size of the ion or hydra-particle and on the type of solvent The degree of solvation of the ion affects numerous properties of ion solutions, e.g., electrical conductivity, coefficient of

Ngày tải lên: 10/08/2014, 12:21

... beam and by ionized atoms (Fig 6.11e).Modifications of the technique consist of additional introduction of reac-tive gas, the application of two sources of ions (sputtering of the targetand ionizing ... eV), the possibility of ionic cleaning of the substrate and of ing cathodes of different materials in one equipment, combined with thepossibility of evaporation in a mixture of reactive gases, ... shape of the currentlayer it is possible to influence evaporation of the central electrode and thetransportation of consecutive packages of plasma (and its decomposition) in the direction of the

Ngày tải lên: 10/08/2014, 12:21

... independent of its size which allows Trang 4precise control of sputtering current and energy of heavy ions of target metal (by a change of polarization voltage) and, hence, a change of rate of load ... Possibility of application of raw materials in the form of pure metals and gases, in place of often harmful compounds. – Broad possibilities of choice of coating materials, thus broad range of properties ... technique consists of utilization of magnetron discharge (Fig 6.21b) or/and arc discharge (Fig 6.21c), with low target sputtering currents and with a negative bias of the load The density of metallic

Ngày tải lên: 10/08/2014, 12:21

... deep, dark and muted colors Trang 11FASHION DESIGNINING• Fashion designing is the art of the application of design and aesthetics or natural beauty to clothing and accessories Fashion designing ... cultural and social latitudes, and has varied over time and place Fashion designers work in a number of ways in designing clothing and accessories Some work alone or as part of a team Trang 12SOME OF ... 17FASHION BRANDS• Brands are the ones that give identity to a fashion They are created by designers and are meant for sale.They carry the trust of the brand and designer.Presenting a list of international

Ngày tải lên: 21/08/2015, 17:29

... ground; and  land disputes and uses increased • Forest management and protection, especially forest & forest land allocation subject to regulation of 2 laws: land law regulating land allocation; ... Department Ministry of Agriculture and rural Development of Vietnam Trang 2• Forest area and forestry policy implementation • Law violation, challenges and opportunities of FLEG in Vietnam • ... Promotion of meaningful devolution of forest management to ethnic villages • Promotion of community forest management (CFM) • Development of a pro-poor approach in forestry • Promotion of understanding

Ngày tải lên: 23/06/2016, 21:13

... 1Survey of Economics, 6e (O'Sullivan/Sheffrin/Perez) Chapter 2 The Key Principles of Economics 2.1 The Principle of Opportunity Cost 1) The opportunity cost of something is A) the cost of the ... was working D) the cost of bait, any other monetary expenses, and the value of the best alternative use of the individual's time Answer: D Diff: 2 Topic: The Principle of Opportunity Cost Skill: ... cost of going to college A) is zero if your parents pay your tuition B) is equal to the cost of tuition, room and board, and other expenses C) includes wages you lose by going to school instead of

Ngày tải lên: 17/11/2017, 16:50

... TO DESIGN INTRODUCTION This chapter is an introduction to the nature and methodology of the design process and its application to the design of chemical manufacturing processes 1.2 NATURE OF DESIGN ... optimization of plant design and operation are discussed briefly in Section 1.9 When all of the candidate designs have been optimized, the best design can be selected Very often, the design engineer ... instrumentation diagrams Phase 2: Plant design, including the detailed mechanical design of equipment; the structural, civil, and electrical design; and the specification and design of the ancillary services...

Ngày tải lên: 01/04/2014, 11:33

... and elements Design features, the elements and principles of design, can be called the language of art and design Pick up one of the many books on design and these elements and principles will ... understanding and sensitivity to colour and aesthetics The same design elements and principles apply to design as to fine art, and an understanding of and an ability to use these are as vital to the designer ... diversity of textile design and textile designers The diversity of the textile and clothing industries is reflected in the many different types of designers needed At every stage of manufacture of textiles...

Ngày tải lên: 07/08/2015, 15:14

... groups of people NGOs' size as well as the scope of their activities can vary considerably Some NGOs consist of a rather limited number of persons; others may have thousands of members and hundreds ... specific projects, and from €75,000 to grants of €100,000 or more to finance operational costs of organisations • So that applicants can be informed quickly of the possibility of success of their applications, ... ensure maximum transparency and stricter control of how the EU funding is distributed and spent This section will give a brief overview of key transparency standards and control requirements Transparency...

Ngày tải lên: 18/02/2014, 15:20

... a brief overview of such exploits and how they work Buffer Overflows and Denial of Service Buffer overflows exist in programs usually because of poor programming and bounds checking of variables ... it as a means of improving productivity and enabling the technology of the future, both of which represent measurably increased profitability and genuine business advantage Understanding the Threats ... understand the methods and techniques adopted in designing and implementing secure networks If you are looking for a detailed book documenting the pro’s and con’s of security architectures and how...

Ngày tải lên: 05/03/2014, 21:20

... Industry and Trade – DakLak Branch 1.2.1 The process of formation and development of Vietnam Bank for Industry and Trade - DakLak Branch Vietinbank Dak Lak is a member of VietinBank Vietnam, and was ... object of VietinBank, about over 32% in total volume of short term lending in 2008 Next was joint-stock company with the volume of lending of 24,73% and limited company with the volume of lending of ... VietinBank Vietnam on 12/02/1999 of the Chairman of the Board of VietinBank Vietnam After the preparation of the infrastructure, personnel and organizations, VietinBank DakLak officially started to operate...

Ngày tải lên: 21/05/2014, 10:17

... surface engineering 2.3 Directions of development of surface engineering 2.3.1 Perfection and combination of methods of manufacturing of surface layers 2.3.2 Design of surface layers, based on mathematical ... guns 2.3.2 Design of electron beam heaters 2.3.3 Types of beams and patterns 2.4 Physical fundamentals of interaction of electron beam with treated material 2.4.1 Mechanism of interaction of electron ... the beginnings of differentiation between military and civilian engineering In more modern times the concept of engineering embraced the art of design and construction of all types of structures...

Ngày tải lên: 10/08/2014, 12:21

... properties; – improvement of reliability of work of tools, machine components and appliances and reduction of failures Poor design and improper service conditions are the cause of 15% of down time, while ... - the skill of making fire Several tens of thousands of years B.C man already used improved stone and bone utensils, like knives, awls, engravers, saws and drills) and several thousand years ago ... methods of surface hardening; combined application of nitriding and implantation of nitrogen ions or boriding with implantation of boron ions; application of vacuum deposition of coatings by PVD and...

Ngày tải lên: 10/08/2014, 12:21

... diameter of the focal spot, heats successive points of the load, changing its position by leaps (e.g., with leap time of 10 µs) and © 1999 by CRC Press LLC 2.4 Physical fundamentals of interaction of ... treated material 2.4.1 Mechanism of interaction of electron beam with treated material Independent of type of beam or method of scanning, the character of interaction of the electron beam with the ... excitement and ionization of atoms They may also evoke the emission of X-ray and gamma radiation Proportions between the scale of phenomena occurring depend on electron energy and on the nature of the...

Ngày tải lên: 10/08/2014, 12:21

... object of research, design, enhancement (during the manufacturing process) and, finally, of wear (during service) is the solid surface The solid surface - of a tool, of a part of a machine, of an ... image of the real structure of a solid, including metals, which is of special interest to us is “a set of interruptions of macro and microscopic continuity, consisting of crevices, porosity and ... (Physics and Chemistry of Material Treatment), No 5, 1974, pp 78-86 Ryzkov, F.N., Baskakov, A.V., and Uglov, A.A.: The amplitude of electron beam oscillation and its effect on the shape and size of...

Ngày tải lên: 10/08/2014, 12:21