2008

IGCC Power Generation - Down But Not Out

September
2008
News Feature
Suzanne Shelley
Many technology advances are underway to address cost, CO2 and reliability issues and expand the use of integrated gasification combined cycle (IGCC), a cleaner way to generate electricity from coal.

Nanosensors: Evolution, Not Revolution...Yet

June
2008
News Feature
Suzanne A. Shelley
Promising nanotechnology-enabled sensors, monitoring devices and analytical instruments continue to advance toward commercialization for diverse industrial, environmental, medical and military applications— but hurdles remain.

Consider Natural Hazards in Process Safety Management

July
2008
Safety
Frank F. Liserio Jr.
Incorporating hurricanes, earthquakes and other forces of nature into an integrated process safety management (PSM) program can enable you to effectively identify these hazards and manage the risks.

Tracking Trends in Undergraduate Enrollment

November
2008
Centennial
R. Russell Rhinehart
By understanding the normal enrollment swings, employers and students can capitalize during the boom times and rideout the busts, while universities can allocate resources more effectively.

A Century of Triumphs

November
2008
Centennial
Ten lasting chemical engineering achievements — and 100 markers of chemical engineers’ progress toward them.

Science on a World Stage

July
2008
News Feature
Gordon Ellis
The first annual World Science Festival takes Manhattan by storm, with 120,000 people celebrating scientific diversity.

Use Exponential Functions to Correlate Temperature Dependence

July
2008
Physical Properties
Faruk Civan
Use Exponential Functions to Correlate Temperature Dependence Asymptotic exponential equations may provide a more-accurate or easier-to-use representation of a property’s temperature dependence than commonly used polynomial expressions.

Saluting AIChE’s Centenarians

November
2008
Centennial
In honor of AIChE’s 100th birthday, we recognize two members who have each celebrated more than 100 birthdays.

Polysilicon Business Shines Brightly

August
2008
News Feature
Gerald Parkinson
To meet growing demand for solar energy, new polysilicon plants are being built at an unprecedented rate, and several new technologies will play a role in the capacity expansion.

Exploring Instrumentation Alternatives

September
2008
Instrumentation
Robert Baker
Salvaged, remanufactured, refurbished or new-surplus equipment may be a cost-effective option. Here's how to recognize when such devices may no longer meet safety or regulatory requirements.

Plant Security Remains a Moving Target

May
2008
News Feature
Cynthia F. Mascone
While chemical companies work toward complying with existing standards, legislators are poised to revise those very rules — with changes ranging from minor tweaking to major overhaul on the table.

What’s New Then and Now - Part 1

November
2008
Centennial
Matthew McKeon-Slattery
This special products section looks at some of today’s equipment and service offerings alongside product write-ups and ads from the past.

Legionella: An Invisible Risk

April
2008
News Feature
Cynthia F. Mascone
Ignoring this hidden hazard can put both the public and companies that operate cooling towers at risk.

RFID - Rx for Drug Security?

February
2008
News Feature
Gerald Parkinson
Some pharmaceutical companies are turning to radio frequency identification to protect against counterfeiting and theft of expensive drugs.

Find Mixing Success through Failures - Part 1

October
2008
Fluids and Solids Handling
Gary K. Patterson, David S. Dickey
Understanding when and why mixing fails in the laboratory is often the only way of avoiding a similar failure in a production-scale reactor.

Purifying Therapeutic Monoclonal Antibodies

May
2008
SBE Special Section
Benedicte Lebreton, Bradley Wolk, Robert van Reis, Nuno Fontes, Roshan Shrestha, Martha Lovato Tse, Jace Fogle, Amy Len, Amit Mehta
Eliminating the affinity chromatography step in the mAb purification process trims equipment requirements, shrinks the plant footprint— and reduces costs.

Understand Discrete Nanoscale Transport

June
2008
On The Horizon
Samir Mitragotri, Chinmay Pangarkar, Anh-Tuan Dinh
Unlike mass, energy and momentum transfer, which are described by continuum equations, the movements and interactions of the nanoscale entitites within a cell constitute the transport phenomenon known as discrete nanoscale transport (DNT).

Evaluating Toll Manufacturers

September
2008
Management
Osman Aboul-Nasr
This alternative production approach can offer significant time and capital cost savings. The key is to choose a qualified toller.
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