Conventional NMR spectra (1D spectra) are plots of intensity vs. frequency; in 2D spectroscopy intensity is plotted as a function of two frequencies, usually called F1 and F2. While the principal ...

Berlin (dpa) — Many games have exciting protagonists. This 2D rogue-like shooter for smartphones and PCs, however, has a completely surprising hero: a slice of pizza. The goal in "Pizza Hero" is ...