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Title
Spectrophotometric Quantification of Nano- and Standard-Volume Samples
Thursday, November 01, 2007
Reena Kartha
Fabienne Trotier
Andrea Kreuz
Andrea Huber
The spectrophotometric analysis of nucleic acids, proteins, and bacterial cell cultures is part of the daily routine of every modern laboratory.
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Identification of Recyclable Polymers with a Handheld Near-Infrared Spectrometer
Thursday, October 25, 2007
Larry P. McDermott
Robert K. Jenner
Richard A. Crocombe
Recycling of plastics and polymers, while in existence for some time, has seen significant growth driven by a combination of increasing regulation, escalating disposal costs, rising feedstock prices,...
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Ultrasensitive Calorimetry: One of the Best-Kept R&D Secrets
Monday, October 01, 2007
Ed Sullivan
The first calorimetric test most of us performed was probably either the classic Styrofoam cup test or the more sophisticated bomb (combustion chamber) calorimeter, which allowed the measurement of ...
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Meeting the Specialized Requirements of the Biologist Through a Biology-Focused Electronic Laboratory Notebook
Monday, October 01, 2007
Paul Denny-Gouldson
Many organizations assume that electronic laboratory notebooks (ELNs) are a generic tool because a paper laboratory notebook is generic and applicable to any discipline.
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A Flexible Optomechanical Arm for FTIR Analysis of Samples Outside the Sample Compartment
Monday, October 01, 2007
Sue Berets
Joe Lucania
Jeff Christenson
Milan Milosevic
Violet Milosevic
An articulated opto-mechanical arm, the daVinci arm, was developed to enable in situ analysis of large samples.
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Decreasing Turnaround Time of DNA Analysis by Improving Processes in the Laboratory
Monday, September 03, 2007
Steve Kemp
Richard Pinchin
Forensic Science Service Ltd. (Birmingham, U.K.), trading as The Forensic Science Service® (FSS®), is a U.K. government-owned company that provides next-generation forensic science to international ...
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Combined Mid-IR/Near-IR Spectrometers in Materials Characterization
Monday, September 03, 2007
Jerry Sellors
When analysts are faced with the decision of selecting either mid-IR or near-IR spectroscopy for materials characterization, the decision is usually based on the analytical, sampling, and/or ...
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Comprehensive Laboratory Informatics: A Multilayer Approach
Monday, September 03, 2007
Simon Wood
Commercial LIMS have been available for more than 20 years and have become key elements in the laboratory informatics framework.
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Development and Applications of a Sample Compartment FTIR Microscope
Saturday, September 01, 2007
Richard A. Larsen
John Carriker
Since the early to mid-1940’s, scientists using infrared spectroscopy have been trying to obtain spectral data from ever smaller samples.
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A Microdispenser for LC Separation and MALDI MS Analysis
Saturday, September 01, 2007
Frantisek Svec
Patrick W. Cooley
Ting Chen
David B. Wallace
Femia Hopwood
Andrew Gooley
Peptide mass fingerprinting (PMF) is a mass spectrometry protein identification technique based on peptide mass detection and is useful for differential expression analysis in the search for drug ...
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Density Gradient Separations in Vertical Tube, Near Vertical Tube, Fixed Angle, and Swinging Bucket Rotors: A Comparative Study
Saturday, September 01, 2007
Owen Mitch Griffith
Over the years, researchers have used density gradient techniques for separating viruses and macromolecular species such as proteins, subcellular organelles, and nucleic acids.
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Efficient Use of Spectral Information Through Multiline Analysis in ICP-AES
Wednesday, August 01, 2007
Jean-Michel Mermet
Agnès Cosnier
Sophie Lebouil
Sébastien Vélasquez
The classical way to conduct the determination of an element in inductively coupled plasma-atomic emission spectrometry (ICP-AES) is to select a single line with adequate sensitivity and that is free...
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A Novel Approach for Profiling VOCs in Water Samples Using a Purge-and-Trap Concentrator
Wednesday, August 01, 2007
Teri A. Dattilio
U.S. EPA drinking water Methods 524 and 8260 implement purge-and-trap (P&T) technology and are widely used by laboratories for the analysis of volatile organic compounds (VOCs).
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A New Homogenizing Technology Designed to Save Time, Improve Yield, and Eliminate Cross-Contamination
Wednesday, August 01, 2007
Karl Jahn
Rotor–stator technology is a highly efficient method utilized by many laboratories to homogenize, disrupt, emulsify,and blend a broad range of samples, including tissue samples.
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A Noninvasive Method for Deep Raman Spectroscopy of Living Tissue and Powders
Wednesday, August 01, 2007
Charlotte Eliasson
Pavel Matousek
Many analytical applications require fast, noninvasive characterization of deep regions of diffusely scattering (turbid) media, such as living tissue and powders, with high chemical specificity.
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A Novel Electrode Material That Extends the Utility of HPLC–Electrochemical Detection
Wednesday, August 01, 2007
John Waraska
Ian N. Acworth
Boron-doped diamond (BDD), a working electrode material developed for use with HPLC–electrochemical detection, promises to open new areas for analysis with electrochemical detectors.
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Increasing Throughput and Lowering Detection Levels in ICP-MS Analysis Using a Microwave Digestion Quartz Rotor for Sample Preparation
Wednesday, August 01, 2007
Tim Michel
Victoria Jacobs
Merrill Loechner
Analytical chemists are being asked to perform trace and ultratrace metals analysis on a routine basis.
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DSC–Microscopy
Wednesday, August 01, 2007
Steve Sauerbrunn
Michael Zemo
Tom Basalik
Differential scanning calorimetry (DSC) has been the primary thermal analysis tool since its inception many decades ago.
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Centrifuge Rotor Selection and Maintenance
Friday, June 01, 2007
Tammy Goodman
Laboratory centrifuges are common, everyday instruments. Yet selecting the proper centrifuge and rotor system for a specific application can sometimes be a challenge.
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Using Dynamic Light Scattering to Improve Protein Solution Behavior for Crystallization
Friday, June 01, 2007
Allan Matte
Miroslaw Cygler
Improving protein solution behavior is critical in the field of structural biology since it impacts protein crystallization and the ability to determine protein structures by solution nuclear ...
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