electron paramagnetic resonance method
51Magnet — This article is about objects and devices that produce magnetic fields. For a description of magnetic materials, see magnetism. For other uses, see Magnet (disambiguation) …
52chemical bonding — ▪ chemistry Introduction any of the interactions that account for the association of atoms into molecules, ions, crystals, and other stable species that make up the familiar substances of the everyday world. When atoms approach one another …
53hydrogen — /huy dreuh jeuhn/, n. a colorless, odorless, flammable gas that combines chemically with oxygen to form water: the lightest of the known elements. Symbol: H; at. wt.: 1.00797; at. no.: 1; density: 0.0899 g/l at 0°C and 760 mm pressure. [1785 95;… …
54Atom — The atom is the smallest unit of an element that retains the chemical properties of that element. An atom has an electron cloud consisting of negatively charged electrons surrounding a dense nucleus. The nucleus contains positively charged… …
55Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr …
56Chlorine dioxide — ClO2 redirects here. For the oxoanion with the formula ClO− 2, see chlorite. For the oxycation with the formula ClO2+, see Chloryl. Chlorine dioxide …
57Samarium — promethium ← samarium → europium ↑ Sm ↓ …
58Titanium — This article is about the chemical element. For other uses, see Titanium (disambiguation). scandium ← titanium → vanadium …
59Preclinical imaging — is the visualization of animals for research purposes, such as drug development. Imaging modalities have long been crucial to the researcher in observing changes, either at the organ, tissue, cell, or molecular level, in animals responding to… …
60Francium — radon ← francium → radium Cs ↑ Fr ↓ Uue …
