aging 7 7 days / prevent cracks in gel that have been cast st gel - Adv dried gel dehyd name 1. Monosized partular dens Cyclecomp- cale product 2 inorganic materials like ials glasses, gloor ceramics, ceramic to mater at very ln temp compared +I I melting glass or firing ceramits Equations Dis e configuration 1. Control growth, stop agglomeration 2. Ensure complete rxn & can't 3 Complete removal of growth aids 4. Rate slow Mech. Milling Restricted to relatively hard brittle materials that fracture I deform during milling To produce mnequilibrium materials like anasphous, nonocrystattino quasi balls mat. frouss Tungten Carbide (WC), steel 5:10 ball: powder powder 50 fm shaten / violently agitated.
Adv Inexpensive, high proc. loves. Dis MillingTools Cont, Working hours 3 oh rs Schere plastic deformation , associated with metal attrition due to generation of high temp in interface Imegular size of manop. (depends on speed of agitation) Protective coating to reduce MTC increases cost fabrication technique $00 1. monosized particle 3. " chem. M comp. cycrystal structure 2. Dr id. shape mophology 4. no agglomeration ( mom dispensed) Top Down Etching/ ; Coating > Liths graphy Cutting (photo Eyeleconda Atomization ) Chem. oxidn process Bottom up Spinning i Precipitation 7 self anembly baser ablation ; Atomic Molicular Chem.Vap:Condersation Condens ation