Hollow atoms are special atoms with multiple missing electrons in their inner shells, while their outer shells are still ...

The formation of high charge-state protein ions with nanoelectrospray ionization (nESI) from purely aqueous ammonium bicarbonate solutions at neutral pH, where the proteins have native or native-like ...

In this study, thermodesorption resonance-enhanced multiphoton ionization time-of-flight mass spectrometry (REMPI–ToF–MS) as a novel analytical technique for direct measurements of aromatic-containing ...