Photothermal interferometry is an ultra-sensitive spectroscopic means for trace chemical detection in gas- and liquid-phase materials. Previous photothermal interferometry systems used free-space ...

Expert sommeliers can take a whiff of a glass of wine and tell you a lot about what's in your pinot noir or cabernet sauvignon. A team of physicists at CU Boulder and the National Institute of ...

Propagation phase-contrast synchrotron radiation microtomography (PPC-SRμCT) has proved to be very successful for examining fossils. Because fossils range widely in taphonomic preservation, size, ...