Our ability to detect, image, and quantify nanoscopic objects and molecules with visible light
has undergone dramatic improvements over the past few decades. While fluorescence has …

Fluorescence microscopy has been the workhorse for investigating optical phenomena at
the nanometer scale but this approach confronts several fundamental limits. As a result …

The key to advancing lithium-ion battery technology—in particular, fast charging—is the
ability to follow and understand the dynamic processes occurring in functioning materials …

Interferometric scattering (iSCAT) microscopy is a label-free optical method capable of
detecting single proteins, localizing their binding positions with nanometer precision, and …

Recent advances in optical microscopy instrumentation and processing techniques have led
to imaging that both breaks the diffraction barrier and enables sub-pixel resolution. This …

Interferometric scattering (iSCAT) microscopy is an emerging label-free technique optimized
for the sensitive detection of nano-matter. Previous iSCAT studies have approximated the …

The ability to spatially and temporally map nanoscale environments in situ over extended
time scales would be transformative for biology, biomedicine, and bioengineering. All …

We report that flat substrates such as glass coverslips with surface roughness well below 0.5
nm feature notable speckle patterns when observed with high-sensitivity interference …

Quantitative phase imaging (QPI) with its high-contrast images of optical phase delay (OPD)
maps is often used for label-free single-cell analysis. Contrary to other imaging methods …

Interferometric scattering microscopy (iSCAT) is a label-free optical microscopy technique
that enables imaging of individual nano-objects such as nanoparticles, viruses, and …