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Spectroscopy

Techniques & Tools Spectroscopy

NMR Seeds of the Future

| Rich Whitworth

Miniature chips aim to deliver portable – or massively parallel – nuclear magnetic resonance (NMR) spectroscopy

Fields & Applications Sample Preparation

Characterization of Whey Protein Isolate (WPI) using multi-detector size-exclusion chromatography

Whey is a by-product of the cheese-making process, and Whey Protein Isolate (WPI) is a dietary supplement and food ingredient created by separating components from milk. It contains a high percentage of pure protein and can be pure enough to be virtually lactose free, carbohydrate free, fat free, and cholesterol free. In this application note, a sample of WPI was characterized using the Viscotek TDAmax. The 4 main components in this mixture were separated and individually characterized.

Fields & Applications Sample Preparation

Applications of Isothermal Titration Calorimetry and differential scanning calorimetry in biopharmaceutical

This application note presents an example of how calorimetry aided the formulation development for ProX by providing insight into excipient-protein interactions. Polysorbate-80 and phenol are examined here as potential additives to the formulation buffer for ProX.

Techniques & Tools Micro/Nano-scale

Touching People’s Lives

Four aqueous droplets are pipetted on hydrophobic parts (blue) of a hydrophilic and fibrous paper.

Techniques & Tools Spectroscopy

Data Visualization & Infographics

The aim of Play to Cure: Genes in Space is to collect Element Alpha, a mist-like substance that can be traded for ship upgrades.

Techniques & Tools Mass Spectrometry

Extreme Environments

Over the past few months, we’ve been asking you to send in the photos and images that best reflect the important and intriguing work that you do.

Techniques & Tools Spectroscopy

Portrait of a Scientist

| John Delaney

Sitting Down With… John Delaney, senior imaging scientist, National Gallery of Art, Washington D.C., USA.

Techniques & Tools Spectroscopy

Three Gurus of Spectroscopy

| Gary Hieftje, Peter Griffiths, Volker Deckert

What has driven spectroscopic techniques into their current prominent position in a plethora of application areas?

Techniques & Tools Spectroscopy

Applying Infrared Spectroscopy at the Nanoscale

| Curtis Marcott, Craig Prater

How to meet today’s demands for nanoscale chemical analysis in materials and life sciences.

Techniques & Tools Spectroscopy

A Little Respect

| Ellen Miseo

Sitting Down With Ellen Miseo, instrumentation and applications consultant for Analytical Answers and adjunct assistant professor at Bentley University, Massachusetts, USA.

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