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What does a Chem E do?

What does a Chem E do?. Engr10 Guest Lecture Carlos Casillas, MS, PE 11-03-11. Outline. Background Definitions Work experience Nanotechnology Thin films Polymer membrane separations ChE’s job roles Upper division education. Educational, Internship Background. Employment History.

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What does a Chem E do?

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  1. What does a Chem E do? Engr10 Guest Lecture Carlos Casillas, MS, PE 11-03-11

  2. Outline • Background • Definitions • Work experience • Nanotechnology • Thin films • Polymer membrane separations • ChE’s job roles • Upper division education Engr10_What does a Chem E do?

  3. Educational, Internship Background Engr10_What does a Chem E do?

  4. Employment History Engr10_What does a Chem E do?

  5. Wikipedia’s Definitions • Chemical Engineering • The branch of engineering that deals with the technology of large-scale chemical production and the manufacture of products through chemical processes. • Chemical Engineer • One who applies and uses principles of chemical engineering in any of various practical applications; primarily with respect to the design, manufacture, and operation of plant and machinery in industrial chemical and related processes. • Modern chemical engineers are becoming more heavily involved in the development of new technologies such as fuel cells, hydrogen power and nanotechnology, as well as working in fields such as polymer engineering and biomedical engineering. Engr10_What does a Chem E do?

  6. Area #1 Nanotechnology Sample Nanomaterials (Images from NanoLab, Inc.) Engr10_What does a Chem E do?

  7. Quantum Dots/Nanocrystals enhance colors in LCD’s Engr10_What does a Chem E do?

  8. Quantum Dots enhance colors in LCD’s Diameter of nanocrystals determines wavelength of emitted light when stimulated with blue LED radiation Engr10_What does a Chem E do?

  9. Nanomaterial Synthesis/Growth – liquid phase Chemical reactor scale-up: From lab (grams) to pilot-plant (kg) sized batches Engr10_What does a Chem E do?

  10. Nanomaterial Synthesis/Growth – solid/gas phases • Fluidized bed CVD reactor for CNT’s Engr10_What does a Chem E do?

  11. Nanomaterial Synthesis – commercial CVD system • jykjy Engr10_What does a Chem E do?

  12. Silicon Wafer Preparation Design Front-End Processes Thin Films Photo- lithography Ion Implantation Etch Cleaning Planarization Test & Assembly Area #2 Semiconductor/Microelectronics Manufacturing Processes • >20,000 sequential steps, class 1 clean room fab • >80%  Chemical engineers = process development, optimization, sustaining • Chemistry  Thin film coatings, etch, front-end processes, cleaning, photolithography, electroplating, CMP • Materials Science, Physics  Film properties, metrology Engr10_What does a Chem E do? 1999 Univ. of ArizonaNSF/SRC Engrng Research Center (C.T.Sorenson/ Praxair, Inc.)

  13. Metering Pump Inert Mixing Gas Vaporizer Direct Liquid Injection Process Gas LPCVD Chamber Gas Inlet Wafer Transfer Chamber RF Power Exhaust CVD or PVD Deposition Chambers Cluster Tool Configuration Wafers Transfer Chamber Loadlock Commercial Chemical Vapor Deposition (CVD) Reactors • Plasma-Enhanced (PECVD) Dielectrics (TEOS, Nitride) • High-Density Plasma (HDP) Oxide, Nitride • Atmospheric-Pressure (APCVD) TEOS/O3 • Low-Pressure (CVD) W • Process Chamber Cleaning (Plasma Etching, PFC’s) • Physical Vapor Deposition (PVD) Conductors, Diffusion Barriers (Al, Cu, TiN, Ta, etc) TOP TEOS Source SIDE Engr10_What does a Chem E do?

  14. Area #3 Membrane Separations Technology Engr10_What does a Chem E do?

  15. Membrane Gas/Vapor Permeability Measurement • Membrane Stamp Permeation Test Apparatus Engr10_What does a Chem E do?

  16. Membrane Gas/Vapor Permeability Measurement, con’t • Membrane Stamp Permeation Test Apparatus Engr10_What does a Chem E do?

  17. Membrane Module Configurations (c) Hollow-fiber Module Engr10_What does a Chem E do?

  18. Commercial Membrane Liquid Separations Systems • Hemodialysis (kidney) • Blood filtration • Asymmetric, microporous UF membrane • Hollow fibers Engr10_What does a Chem E do?

  19. Industrial Gas Separation Membrane Systems Engr10_What does a Chem E do?

  20. Successful Traits, Skills in Engineers • Creative  Inquisitive, detail-oriented, wants to understand how it works, come up w/ideas • Problem solver  Enjoys overcoming tough technical challenges, perseverant; uses math, chemistry, physics & engineering training • Practical  Good judgment, simplest approach 1st, hands-on work w/chemicals, equipment • Team player  Communicates well (verbal & in writing), gets along with colleagues, project goals come 1st • Conscientious  Dependable, plans ahead, organized, methodical, meets commitments Engr10_What does a Chem E do?

  21. Industries employing ChE’s • Petrochemicals  Bulk & specialty chemicals, gases, polymers, pharmaceuticals, etc • Energy  Petroleum, coal, gas, nuclear, fuel cell, renewable (solar, synfuels, biofuels), etc • Advanced materials  Microelectronics, data storage, nanotechnology, photonics, etc • Biotechnology/ biomedical  Medical technology • Environmental  Exhaust & waste treatment, site remediation, resource recycle • Mining Engr10_What does a Chem E do?

  22. ChE’s Job Functions • R&D New materials development, characterization, experiment design, analysis • Product economic feasibility/ analysis • Marketing/ sales/ business development • Scale up / plant design – computer modeling, pilot-plant testing, validation • Industrial scale process equipment qualification, implementation • Manufacturing process engineering/ continuous improvement/ sustaining operations • Product quality, reliability characterization • Project/ program management/ technical lead • Teaching • Consulting Engr10_What does a Chem E do?

  23. ChE’s Team Members • Manager • Other engineers: • MS&E’s  Materials/device analysis, process engineers • ME’s  Hardware, instrumentation design, fabrication, testing • EE’s, CS’s  Software, controls, device design, testing • IE’s  Manufacturing, productivity • EnvE’s, EH&S  Safety, waste or exhaust abatement • CE’s  Structural • Scientists  Chemists, physicists, biochemists, biologists, biomedical technologists, etc • Marketing  customer support, sales/ business people • Technicians  research, process, maintenance • Operators  equipment / plant • External suppliers, partners, customers Engr10_What does a Chem E do?

  24. ChE’s Education • 4-yr University degree (BS) last 2 years: • Upper-division engr (Intro Thermodynamics, Fluid Mechanics) & core Chem E req’s: • Physical Chemistry, Math (PDE’s, Vector Calculus, Linear Algebra, Numerical Methods), Engr Statistics, Engr Economics, 2nd Programming language, etc • ChE Core: • Chemical Thermodynamics/ Separations Processes • Chemical Reaction Engr/ Kinetics • Momentum, Heat & Mass Transport • Process Dynamics & Control • ChE Plant Design, ChE Lab • Nanotechnology, Bioengineering, or Polymer Science Engr10_What does a Chem E do?

  25. (Appendix) Education / Training • 2-yr Community College degree (AA, AS) • Lower-division engr & GE req’s: • Chemistry (General, Organic, Quant), Physics • Math (Calculus, ODE’s) • Engr fundamentals: • Engr Graphics • Engr Mechanics/ Statics • Properties of Materials • Circuit Analysis • Computer Programming • English comp, speech, humanities courses, etc Engr10_What does a Chem E do?

  26. (Appendix) Education / Training, con’t • Graduate degree (MS) • Grad Chem E courses: • Chemical Thermodynamics • Heterogeneous Catalysis/ Surface Science • Heat & Mass Transfer • Mathematical Methods in ChE • Fluid Mechanics • Combustion Engr • Other Grad Engr courses: • Integrated Circuit Fabrication Processes • Semiconductor Device Physics • Materials Science of Thin Films • Electronic Properties of Materials • Thermal Physics Engr10_What does a Chem E do?

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