Dynamic Light Scattering
Particle Size

Dynamic Light Scattering: Frequently Asked Questions

Dynamic Light Scattering (DLS), Photon Correlation Spectroscopy (PCS), or Quasi-Elastic Light Scattering (QELS) – this technique goes by many names, but what does it measure, how is it measured, and what do the results mean? From John Tyndall’s

PTL Website Article
PTL News

Particle Technology Labs Launches New Branding and Website

Have you noticed? Particle Technology Labs recently launched a new brand identity and website. If you are a PTL customer, you may have already seen our new logo on PTL reports. PTL website users will find the new

Seiving
Particle Size

An Overview of Sieving

Enmeshed in the World – An Overview of Sieving Sieving is an analytical technique that has withstood the test of time due to its excellent ability to quickly provide the particle size distribution over a wide analytical range.

PTL News

The Evolution of Particle Technology Labs and a 30-Year Career

In 1992, Lisa Jandacek, a stay-at-home mom, decided to pick up a 10-hour-a-month contract work with a new sci-tech startup called Particle Technology Labs. She’d be in accounting. The founder and sole full-time employee, Richard F. Karuhn, would

Particle Size

Much Ado About Density: An Overview of Density for Solid Materials

Understanding the differences in density types is key to requesting the most appropriate analysis for your sample type and needs. This blog will explain some of the different density analyses for solids offered by PTL. All density types

Physical Measurement

An Introduction to Surface Area

Surface area is an important property of solids with many industrial applications. This article will cover what surface area is, what affects it, how it is determined and how does gas adsorption work in the laboratory on a

SPOS/LO for Particle Size and Count
Particle Size

SPOS/LO for Particle Size and Count

Single Particle Optical Sensing (SPOS) is widely used across a variety of industries due to its excellent resolution, wide dynamic range and high accuracy. The term SPOS and Light Obscuration (LO) are often used interchangeably in the particle

Laser Diffraction: Liquid vs. Dry Applications for Dry Materials
Laser Diffraction

Laser Diffraction: Liquid vs. Dry Applications for Dry Materials

Laser diffraction is an excellent technique for determining particle size as it allows the user to measure particle size on both a liquid and dry basis. When working with dry materials choosing the most appropriate way to disperse

Physical Measurement

Water Woes or Water Win? Probing Water Vapor Uptake and Release with Dynamic Vapor Sorption (DVS)

Water is one of the most important substances on earth, yet it can also be the source of some major headaches throughout the lifecycle of a product. Uptake of moisture from the environment could cause unwanted changes in