Particle size characterization in nanosuspensions often focuses on ‘majority’ features of the size distribution. Yet, for various suspensions in (bio)pharmaceuticals or fine chemicals, small fractions ...

In order to quantify the count and size of subvisible particles in eye care products, the USP <789> test is carried out. This consists of utilizing a light obscuration particle counter and counting ...

Christopher Ruf receives funding from NASA, where he is the Principal Investigator of the CYGNSS mission. Plastic is the most common type of debris floating in the world’s oceans. Waves and sunlight ...

A new study suggests that microparticle concentrations in lakes are higher than previously reported, and that human activity and surrounding land use may be a strong predictor of microplastics and ...

A team from Nanjing University have examined evidence from a number of scientific disciplines which, they say, suggests that ...

The atmosphere is full of tiny particles floating invisible to the naked eye, yet these microscopic specks wield ...

Beryllium-7 is a radioactive isotope of beryllium produced by cosmic rays in the atmosphere. A Japanese research team has ...

Virus particles come from people, like you and me, when we are ill, even before we are symptomatic. While the necessity for masks for this pandemic may be ending, barrier face coverings (BFC) may, in ...