13Cdetected

13Cdetected refers to the detection and measurement of carbon-13 (^13C) isotopic signals in scientific analyses, particularly in fields such as chemistry, biology, and environmental science. Carbon-13 is a stable isotope of carbon, constituting approximately 1.1% of naturally occurring carbon atoms. Its detection is essential in isotopic labeling, metabolic studies, and isotopic ratio analysis, providing insights into chemical pathways, biological processes, and environmental changes.

The detection of ^13C typically involves techniques like nuclear magnetic resonance (NMR) spectroscopy and mass spectrometry. In ^13C NMR spectroscopy, the nuclei of ^13C atoms are excited by radiofrequency pulses, and their signals provide detailed information about the chemical environment of carbon atoms within a molecule. Mass spectrometry, on the other hand, identifies ^13C by measuring mass differences resulting from the isotopic substitutions, enabling quantification and positional analysis of ^13C within molecules.

Applications of ^13C detection are widespread. In metabolic flux analysis, ^13C-labeled substrates track biochemical pathways in living organisms. In environmental science, they help quantify sources of carbon in ecosystems. In chemistry, they assist in structural elucidation of complex organic compounds. Advances in detection sensitivity and resolution have expanded the capability to analyze minute quantities of ^13C, facilitating various research and diagnostic applications.

In summary, 13Cdetected pertains to the analytical processes employed to identify and quantify the carbon-13 isotope, providing critical information across scientific disciplines for understanding chemical, biological, and environmental systems.