AIChE

Decoding Safety Data Sheets

June
2012
Safety
Ronald J. Willey
A safety data sheet holds a wealth of information that can help you safely and effectively handle chemicals in the lab, at the pilot scale, and on the production floor.

What Will Happen to the Balloons?

June
2012
Editorial
Cynthia F. Mascone
They might be more expensive, but there’s probably no need to cancel your party plans just yet. “There’s lots of helium out there” says John Van Sloun, general manager — worldwide helium at Air Products, “but very little of it is being captured because the economics of doing so are not favorable.”

What's New - Expo Preview

June
2012
What's New?
Read about products and services on display at the Air and Waste Management Association Annual Conference and Exhibit.

Physical and Chemical Equilibrium for Chemical Engineers

April, 2012
This book concentrates on the topic of physical and chemical equilibrium. Using the simplest mathematics along with numerous numerical examples it accurately and rigorously covers physical and chemical equilibrium in depth and detail. It continues to cover the topics found in the first edition...

Selecting Nickel Alloys for Corrosive Applications

May
2007
Materials
Paul Crook
Nickel and its alloys offer resistance to attack by a wide range of chemicals, including acids, alkalis and salts, making these materials suitable for may CPI applications.

Be a Better Bargainer

July
2002
Career Catalyst
Robert W. Bly 
Follow these pointers to succeed in win-win negotiations.

Shortcut Distillation Calculations via Spreadsheets

December
2002
Reactions and Separations
Jake Jevric, Muhammad E. Fayed
This method uses a numerical solution to the McCabe-Thiele diagram to find the theoretical number of stages for binary and pseudo-binary systems,then calculates the actual number of stages, reflux ratio and column dimensions.

Improve Your Telephone Skills

May
2003
Career Catalyst
Make the most of this important tool by practicing some common sense and good etiquette. RobertW.Bly-

Evaluating Dryers for New Services

December
2003
Heat Transfer
Charles G. Moyers
Continuous dryers are accurately and easily evaluated using laboratory-scale simulators combined with the specific drying rate approach.

Improve Plant Reliability by Redefining Roles

June
2004
Management
Kevin Smith
The operator and maintenance technician can play key roles in ensuring equipment reliability and thus maximizing production while maintaining quality.

Maintaining Piping and Support Systems

June
2005
Operations And Maintenance
Gerry May
With proper pipe support design, installation and maintenance, pipe damage should normally not develop for decades.

Increase Powder Flow via Gas Injection

July
2006
Fluids and Solids Handling
Herman Purutyan, John W. Carson, Thomas G. Troxel
Fluidization and air-assisted discharge are two ways to optimize fine-solids handling. However, the choice of technology is as important as designing and operating the system properly.

Understand Discrete Nanoscale Transport

June
2008
On The Horizon
Anh-Tuan Dinh, Chinmay Pangarkar, Samir Mitragotri
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).

Preventing Maldistribution in Multi-Pass Trays

April
2010
Reactions and Separations
Henry Z. Kister, Matthew R. Olsson, Richard Dionne, Walter J. Stupin
This method, based on hydraulic equations in the open literature, calculates vapor/liquid distribution in four-pass trays to correctly predict flooding and efficiency.

Implementing an IACS Patch-Management Program

May
2011
Information Technology
Kevin Staggs
Maintain state of the art industrial automation and control systems (IACS) by using these steps to support an effective patch management program and implement it with minimum risk.

Use LinkedIn to Advance Your Career

March
2012
Career Catalyst
Loraine Kasprzak
LinkedIn - the social media tool most often used by professionals - allows you to establish an online presence, connect with others, and find business and job opportunities.

A Rich and Diverse History

January
2002
Special Section
Irene Kim
This look at the continuing evolution of chemical engineering starts with reflections on the past.

Metabolic Engineering of Next-Generation Biofuels

August
2008
SBE Special Section
James C. Liao, Wendy Higashide
Engineers are turning to genetic and biological tools and techniques to synthesize higher-chain alcohols that do not suffer from the same limitations as ethanol.

Uncovering the Realities of Simulation

May
2001
Computational Methods
Andrew  Vieler, Marco S. Satyr, Oscar  Santollani , Rajeev  Agarwal, Yau-Kun Li
Running sophisticated process simulations does not guarantee correct results. You need to understand the thermodynamic assumptions underlying the program and how to ensure proper applications.

Caught in the Act

September
2002
Career Catalyst
Jody Urquhart
To acknowledge people in a meaningful way, catch them doing good things and recognize their efforts.

Computationally Evaluate Self-Reactivity Hazards

February
2003
Reactions and Separations
Edward S. Shanley, Michelle R. Murphy, Surendra K. Singh
Here is a method that rates the tendency of new compounds to self-explode without the need to perform extensive laboratory tests.

Should You Accept an International Assignment?

August
2003
Career Catalyst
C. Delia Contreras, Fabio Bravo
Consider the career- and family-related benefits and trade-offs of an overseas experience, as well as whether you have what it takes to be successful in such a position.

Work More Effectively With Others

February
2004
Career Catalyst
Doug  Hissong
Learn ways to improve your interpersonal and communication skills so that you can work more effectively with others, and increase your own productivity and effectiveness.

Accurately Predict the VLE of Thiol-Hydrocarbon Mixtures

September
2004
Reactions and Separations
Chorng H. Twu, Vince Tassone, Wayne Sim
This methodology can be used to calculate vapor-liquid equilibria (VLE) between thiols and hydrocarbons at any composition, temperature or pressure to improve gasoline fractionation processes.

Guidelines for Selecting Sterilizing-Grade Filters

March
2005
Fluids and Solids Handling
Monica Cardona, Philip Blosse
Determine if your bioprocess needs a sterilizing grade filter, and if so, use these guidelines to select the proper one for your application.

Ensure Consistent Greenhouse Gas Emissions Estimates

September
2005
Environmental Management
Karin Ritter. Susann Nordrum, Miriam Lev-On
These techniques can be used to estimate and report GHG emissions from a wide variety of diverse sources, thereby increasing global consistency.

A ChE's Tradeshow Survival Guide

February
2006
Career Catalyst
Cynthia F. Mascone
It can be a jungle out there on the exhibit floor. Try these tips to help you make the most of your trade show visit.

Mirror, Mirror on the Wall...

November
2006
Career Catalyst
Cynthia Strite, David Madison
Spending time in front of a mirror may seem narcissistic. But scrutinizing and perfecting your image is an essential step in achieving your career goals.

Discussing Climate-Change Challenges

July
2007
News Feature
Matthew McKeon-Slattery
The U.S. is still at odds with other developed nations when it comes to a strategy for reducing greenhouse gas emissions. At the G8 Summit, President Bush opposed a pact advocated by German Chancellor Angela Merkel calling for CO2 emissions to be...

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.

Exploring New Paradigms for Bioprocessing

July
2009
SBE Special Section
Jonathan Monk
Disruptive technologies, such as disposable bioreactors, metabolic ?ux models, and glycoengineered yeast, could change the face — and pace — of biomanufacturing.

Visualizing the McCabe-Thiele Diagram

December
2009
Reactions and Separations
Paul M. Mathias
Use this spreadsheet-based visualization and interactive analysis of the McCabe-Theile diagram to understand the foundations of distillation engineering. <br><br>

Improve Flange Joint Reliability

January
2011
Back To Basics
John Ludman, Mike Emery, Thomas Sandbrook
Proper design, installation, and maintenance of flanged connection systems can prevent loss of containment and process interruptions. Follow this seven-step approach to ensure reliability of this critical process equipment.

Characterizing a Geologic Formation

August
2011
Special Section
Daniel Brantley, John Shafer
A diverse collaboration is evaluating the geology of the South Georgia Rift basin and its suitability for long-term CO2 sequestration.

Inhibiting and Monitoring Corrosion

March
2012
Heat Transfer
Gary Geiger, Mel J. Esmacher, P.E.
Understand corrosion and ways to control it, and implement these monitoring techniques to improve cooling water system efficiency and reliability and reduce energy consumption.

Finding Your Career Path by Finding Yourself

June
2001
Career Catalyst
Eileen  Sharaga - 
Having an understanding of your skills and talents, particularly transferrable ones, will lead you to greater self-awareness, which will give you a greater capacity for achieving success.

Improve Your Position Where You Are

June
2002
Career Catalyst
Kate Wendleton
Basic job-hunting skills such as staying aware and making yourself marketable are also key to advancing your career with your present employer.

Navigate Phase Equilibria via Residue Curve Maps

November
2002
Reactions and Separations
George J. Koplos, Raymond N. French, Waldo E. de Villiers
These maps provide a rapid, graphical means to visualize the separation possibilities and constraints of azeotropic ternary systems. They also help check the soundness of models used to predict equilibrium data.

Avoid Internet Pitfalls

April
2003
Information Technology
Tim Headley
When developing your website, take these preventative measures to steer clear of any potential lawsuits.

Preparing an Air Emissions Inventory

November
2003
Environmental Management
Marc Karell
To keep track of its emissions and its regulatory compliance status, a plant must perform a thorough, process-by-process emissions inventory.

Succeed at Catalyst Scale-Up

June
2006
Reactions and Separations
Ben Wagner, Donald R. Engelbert, J. Todd Osbourne, Jeff Braden, Richard Allen, Uday T. Turaga, William H. Beever
Follow these principles to reduce the time required for scale-up and commercialization to improve the resource effectiveness of the effort.

Efficient Technology Evaluation

February
2007
Critical Issues
Francesco Citro, Reuel Shinnar
To stay competitive in today's economic climate, rapid and effective assessments of new technologies is a must. Requiring a minimal amount of data, this powerful method can effectively evaluate new ideas and research programs at an early stage...

Understand the Emerging Issue of Vapor Intrusion

October
2007
Environmental Management
Matthew Traister
The migration of vapors from contaminated groundwater and soil into aboveground buildings can adversely affect indoor air quality by creating an exposure pathway that may not have been addressed previously.

Renewable Power: Not Yet Ready for Prime Time

April
2009
Special Section
Bernard S. Lee, David E. Gushee
Before renewable sources such as wind and solar can contribute significantly to the overall energy mix, massive electricity storage is needed to turn the raw power into dispatchable power.

The Role for Biofuels

March
2010
SBE Special Section
Carrie Atiyeh, Tim Eggeman
The advanced biofuels industry is at a critical stage of development and deployment.

Produce Reliable Models with Efficient Meshing

August
2010
Computational Methods
Christian Wollblad, Ed Fontes, Henrik von Schenck, Phil Byrne
Improve your modeling skills to construct accurate, effective meshes that simulate or optimize a process in less time.

Reduce Your Plant’s Water Footprint

April
2011
Critical Issues
David L. Nystuen
Water footprint reduction and water pollution prevention are integral to any environmental sustainability initiative. Use this rigorous, systematic process to conduct a baseline water assessment that integrates water pollution prevention and water...

Learn by Wandering Around

November
2011
Career Catalyst
Ross Topliff
Walking, listening, and learning are three easy steps that promote good communication and can yield high dividends.

Speeding the Design of Bioprocesses

May
2008
SBE Special Section
Andrew D. Tustian, Sunil Chhatre
These experimental and modeling techniques enable the rapid, cost-effective design and scale-up of biopharmaceutical manufacturing in an integrated fashion.

Do More in Less Time

March
2001
Career Catalyst
Robert W. Bly
Ten tips for improving your personal productivity.
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