Abstract: A signal processing method (100) of a mass spectrometer signal, indicative of mass spectrum of atoms abundant in the mass spectrometer analyzed sample, where the signal processing method comprises: segmentation of the spectra (102), compression of the data points (103), peak finding from the spectra (104), ridge detection (105) at the adjacent peaks represented but the consecutive spectra, peak data processing (106), and identification of peaks (107). The signal processing method is used in a mass spectrometer and a mass spectrometer system.

Abstract: Disclosed are embodiments directed to a multi-ion identification device, a system and method using the same to utilize chemical ionization in multiple adduct formation from the substances in the sampled gas of a gas sample being addressed to be analyzed in a mass analyzer. The multi-ion identification device includes a buffering region to have the sample flow turbulence decayed before the sample flow entrance to the ionization region)) utilizing chemical ionization by reagents from an ensemble of reagent ion towers.

Abstract: Disclosed are embodiments directed to a multi-ion identification device, a system and method using the same to utilize chemical ionization in multiple adduct formation from the substances in the sampled gas of a gas sample being addressed to be analyzed in a mass analyzer. The multi-ion identification device includes a buffering region to have the sample flow turbulence decayed before the sample flow entrance to the ionization region)) utilizing chemical ionization by reagents from an ensemble of reagent ion towers.

Abstract: Disclosed are a multimethod ionization device (MID) to utilize at least chemical ionization and a system further utilizing such a device provided with a reaction chamber for ion formation of reagent species for adduct formation from at least one analyte to be characterized as based on mass to charge ratio for the analyte identification.

Abstract: Disclosed are a multimethod ionization device (MID) to utilize at least chemical ionization and a system further utilizing such a device provided with a reaction chamber for ion formation of reagent species for adduct formation from at least one analyte to be characterized as based on mass to charge ratio for the analyte identification.

Abstract: Disclosed is a system for screening of traces of illicit substances that may be harmful, such as explosives, radioactive substances, toxics or drugs for example, from very tiny trace concentrations to be detected by way of mass spectrometry being applied to the detached and pre-concentrated particulate matter by the system. Also disclosed is a method in accordance of the system, an arrangement or device as a system element of the system, and a software code on computer readable medium, to control the system and/or acquire data from the system.