A paper by Kazan Federal University and Tatarstan Academy of Sciences saw light in Physics Letters A. Ionization energy is one of the most important physicochemical parameters. It is defined in terms ...

Proton transfer reaction mass spectrometry (PTR-MS) and selected ion flow tube mass spectrometry (SIFT-MS) are decades-old field-deployable chemical ionization technologies with portable features.

The Vocus Flex incorporates interchangeable, drawer-style ion source modules that enable rapid switching between the VUV-based Vocus PTR Reactor and the fragmentation-free Vocus Aim Reactor. Automatic ...

Diagnosing cancer and selecting the appropriate therapy depend crucially on how well experts understand the processes in ...

Selected ion flow tube mass spectrometry (SIFT-MS) is a form of direct injection mass spectrometry that analyzes volatile organic compounds (VOCs) in real-time that are present in air with standard ...