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December 2011, Vol. 107, No. 12
In This Issue
UPDATE
Short News
Next-Generation Solar Cells Get an Efficiency Boost; Airbrushed Carbon Nanotubes Form Electronic Skin; Tiniest Four-Wheeled Molecule Drives Forward; Nanomaterials Improve Biosensor Performance; Bottom-Up Fabrication Puts Piezoelectric Material into Silicon; Simple Process Transforms 2D Patterns into 3D Objects; Chem Economics: The Future Looks Bright for Plastics Exports; AIChE Journal Highlight: Thermoresponsive Platforms for Tissue Engineering
COMPUTATIONAL METHODS
Understand Thermodynamics to Improve Process Simulations
Selecting a thermodynamic model is an important step in process simulation — one that many engineers overlook. This overview of applied thermodynamics can help you choose the right model for your process.
David Hill and Fred C. Justice, P.E.
BACK TO BASICS
Learn to Effectively Operate and Maintain Pumps
Centrifugal pumps play a central role in chemical processing. Proper pump operation and maintenance can improve a facility’s productivity, reduce downtime, and trim costs.
Daniel Kernan
MANAGEMENT
Evaluating the Economics of Energy-Saving Projects
Uncertainty in fuel prices makes it difficult to assess the potential financial return on such investments.
Douglas C. White
GLOBAL OUTLOOK
The Chemical Industry of South Korea: Progress and Challenges
South Korea’s chemical industry is entering a position of leadership in the world market. However, new investments in energy resources, a shift to higher-value-added products, and development of core environmentally friendly technologies are needed for South Korea to better compete with the most advanced chemical economies.
Il Moon and Jae Hyun Cho