Archive:October, 2011

October 31st, 2011

Moringa Oleifera Seeds for Water Treatment in Water-Stressed Areas

By Martin Bergstedt | Comments (0)
MO Seeds in Pod

The challenge of improving water quality in water-stressed areas of the world may have a natural champion in the Moringa oleifera tree. More specifically, a particular protein found in the meal of dried and ground M. oleifera seeds, when adsorbed onto sand, has shown some excellent preliminary results in removing total suspended solids (TSS) and in killing coliform bacteria.

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October 31st, 2011

Antibacterial Coatings Technology at the Student Poster Session

By Douglas Clark | Comments (1)
Screen shot 2011-10-31 at 12.10.53 PM

Surya Manivannan of West Virginia University presents her poster, Synthesis and Characterization of Chloroperoxidase Conjugates for Antibacterial Coatings, at the 2011 AIChE Student Conference Poster Session. Hear what she has to say in the video panel at right.

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October 31st, 2011

Life-Cycle Assessment Comparison of Ultraviolet and Chemical Disinfection

By Martin Bergstedt | Comments (2)
UV Plant

The equipment and capital scope of an ultraviolet (UV) disinfection systems seems so much more substantial than a simple chemical feed and contact arrangement. If a Life-Cycle Assessment (LCA) is performed, however, and other less-obvious sustainability factors are considered, the choice is no longer so cut and dried.

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October 28th, 2011

WISE Interns Present Policy Recommendations on Energy Topics

By admin | Comments (0)
Wind Farm, Palm Springs

In the Cecil Award Lecture, sponsored by the Environmental Division, Mikkel Vandebergh and Anita Luong presented on policy topics they had researched this summer as participants in the Washington Internships for Students in Engineering (WISE) program.

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October 27th, 2011

Water Production Solutions for a Growing World Population

By Martin Bergstedt | Comments (2)
Water World

The world’s population continues to grow, almost exclusively in the developing countries. Since they are developing, the economy and standard-of-living in these countries are expanding rapidly, and the need for and/or use of resources, and energy and water, are also expanding rapidly. From the perspective of water resources, one of […]

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October 27th, 2011

Hadi Mahabadi of Xerox Interviewed on Development of Emulsion Aggregation Toner

By Douglas Clark | Comments (0)
Hadi Mahabadi of Xerox

Robert Szczesniak, volunteer blogger for AIChE’s ChEnected Community, interviewed Dr Hadi Mahabadi of Xerox Corporation on the development and commercialization of the company’s emulsion aggregation toner technology. Redesigning the development process in a way that focuses more closely on customers allowed Xerox to develop an improved product that reduces toner consumption for users but still responds to Xerox’s business goals.

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October 27th, 2011

Donora Death Fog: The Crisis that Led to Modern Air Pollution Laws

By Elizabeth J. H. Guenther | Comments (7)
Donora WireMill

You may not have heard of the “Donora Death Fog,” but if you are interested in climate change, you should know about it. This notorious weather event is arguably one of the most pivotal moments responsible for the adoption of air quality regulations in the United States.

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October 26th, 2011

Virtual Local Section Quarterly Update – October 2011

By Gwen Higgins | Comments (0)
Screen shot 2011-10-26 at 3.52.47 PM

The Virtual Local Section’s vision is: “No Chemical Engineer Left Behind.” In recognition of the fact that many engineers work in remote locations and may be unable to participate in physical meetings, the VLS aims to connect them to their profession.

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October 26th, 2011

Interview with Professor Michael W. Deem of Rice University

By admin | Comments (0)
Screen shot 2011-10-26 at 10.10.10 AM

Michael W. Deem, John W. Cox professor of bioengineering and professor of physics and astronomy at Rice University, delivered the Professional Progress Award Lecture at the AIChE Annual Meeting in Minneapolis. Derek Lapiska spoke with him about the main topic of his lecture, the mathematical laws of biology, and discussed new […]

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October 26th, 2011

Comparison of Ceramic and Polymeric Membranes for Micro- and Ultrafiltration

By Martin Bergstedt | Comments (0)
Ceramic-c

Katie Guerra, P.E., of the Bureau of Reclamation reported on her efforts to put to the test the common assumptions that ceramic micro- and ultrafiltration systems, though more robust and forgiving, have such a high capital cost that polymeric membrane systems provide a lower total operating cost advantage.

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