Continuous flow stable isotope ratio mass spectrometer (Delta V Plus) for elemental and headspace isotope analyses (H, C, N, O) Continuous flow stable isotope ratio mass spectrometer (MAT 253 Plus) ...

Thermo MAT 253 Plus isotope ratio mass spectrometer equipped with universal CNOS and HD collectors, ConfloIV interface, GC IsolinkII, and Trace GC 1310 to analyze isotopic composition (C & H) of ...

yellow-colored areas are filled with Ar and He gases, respectively. Differential pumping systems are located after the doughnut-shaped gas cell as well as before and after the GCCB. (Credit: Niwase et ...

Mass spectrometry measures the mass-to-charge ratio of ions by ionizing chemical compounds to produce charged molecules. A typical mass spectrometer consists of three parts: a detector, a mass ...

A new electron microscopy technique that detects the subtle changes in the weight of proteins at the nanoscale -- while keeping the sample intact -- could open a new pathway for deeper, more ...

How does Membrane Inlet Mass Spectrometry Work? Membrane Inlet Mass Spectrometry (MIMS) relies on the principles of mass spectrometry and the selective permeability of membranes that allow the passage ...

In October 1913, Sir Joseph John Thomson published “Rays of Positive Electricity and Their Application to Chemical Analyses.” A symposium at the American Chemical Society fall national meeting last ...

In 2012, a routine check by authorities of a Bologna, Italy, restaurant led to the seizure of more than 300 kg of contraband. If the counterfeit material had been what it purported to be—white truffle ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This object consists of the following ...

One of the main objectives and problems in the discovery of new secondary metabolites is the identification of an exact molecular formula for natural products. [1] Molecular formulas can be employed ...