PPT-Surface micromachining and Process flow part 1

Identify the basic steps of a generic surface micromachining process Identify the critical requirements needed to create a MEMS using surface micromachining List common structural materialsacrificial materialetchant combinations used in . and Group Shop . Job Shop- Functional layout or Process Layout: . similar resources in the same department. Ex. all press machines are located in stamping department. Ex. Bakeries, law firms, emergency rooms, repair shops.. Groundwater Hydraulics. Daene C. McKinney. Summary. Confined Aquifer Flow. Continuity Equation. Steady Horizontal Flow. Transmissivity. Unconfined Aquifer Flow. Continuity Equation. Steady Horizontal Flow. Maysam Mousaviraad, Tao Xing, Shanti Bhushan, and Frederick Stern. IIHR—Hydroscience & Engineering. C. Maxwell Stanley Hydraulics Laboratory. The University of Iowa. 57:020 Mechanics of Fluids and Transport Processes. Groundwater Hydraulics. Daene C. McKinney. 1. Course Objectives . Introduction to groundwater, including: . Groundwater in the hydrologic cycle . Characteristics of porous media. Darcy's law of flow in porous media. From Mays, 2011, Ground and Surface Water Hydrology. Continuity. Moisture Content . . Suction head -|. |.  . Darcy.  . Example 3.7.1. Determine the vertical flux for a soil in which the unsaturated hydraulic conductivity is expressed as a function of the suction head as K=250(. of 3D . structures on the micrometer . scale. Most methods use silicon as . substrate material. Some of process involved in this are photolithography, etching, bulk machining, laser machining etc.. Unit metal removal rate and equipment precision are key factors to micro machining.. 22 April 2015. Abstract. . Microelectromechanical Systems (MEMS) are devices that integrate mechanical systems with electronic circuits. Fabrication of MEMS involves the use of specialized micromachining technologies. Device packaging aims to protect from outside damage and varies drastically depending upon application. Different materials used, fabrication techniques, and packaging types will be examined.. A data flow diagram (DFD) is a graphical representation of the movement of data between external entities, processes and data stores within a system. . Simply put, DFD’s show . how data moves through an information . . estoy. . aquí. ?. Thomas Adams, PhD. En el mundo hispano: . Tomás . McDaniel. Adams . McDaniel. Soy profesor de ingeniería mecánica en . Rose-. Hulman. . Institute. of . Technology. Mis estudiantes me llaman “Doctor Tom”.. A data flow diagram (DFD) is a graphical representation of the movement of data between external entities, processes and data stores within a system. . Simply put, DFD’s show . how data moves through an information . Identify the basic steps of a generic surface micromachining process. Identify the critical requirements needed to create a MEMS using surface micromachining. List common . structural material/sacrificial material/etchant combinations used in . State and explain the principles involved in attaining good mask alignment. Identify . and explain . the various issues involved with designing . good process . flows. Typical process steps for . surface . 22 April 2015. Abstract. . Microelectromechanical Systems (MEMS) are devices that integrate mechanical systems with electronic circuits. Fabrication of MEMS involves the use of specialized micromachining technologies. Device packaging aims to protect from outside damage and varies drastically depending upon application. Different materials used, fabrication techniques, and packaging types will be examined.. PLASTIC PRODUCTS, FINISHING AND DECORATION OF PLASTIC PRODUCTS . 4.4.0 To . understand the cast plastic products, expanded products , powder coated products, compression and Transfer moulded products .