39 relations: Absorption spectroscopy, Alexander Butlerov, Archibald Scott Couper, Atom, August Kekulé, Carbon-13 nuclear magnetic resonance, Chemical bond, Chemical compound, Chemical structure, Chemistry, Crystal, Crystallographic database, Cyclic voltammetry, Diatomic molecule, DNA, Electron microscope, Electron nuclear double resonance, Electron paramagnetic resonance, Electronic structure, Functional group, Infrared spectroscopy, Mass spectrometry, Molecular geometry, Molecular model, Molecular orbital, Molecule, Nitrogen, Nuclear magnetic resonance, Optical resolution, Oxygen, Pauli exclusion principle, Protein, Proton nuclear magnetic resonance, Raman spectroscopy, Spectroscopy, Structural formula, Valence (chemistry), X-ray crystallography, X-ray photoelectron spectroscopy.
Absorption spectroscopy refers to spectroscopic techniques that measure the absorption of radiation, as a function of frequency or wavelength, due to its interaction with a sample.
Alexander Mikhaylovich Butlerov (Алекса́ндр Миха́йлович Бу́тлеров; 15 September 1828 – 17 August 1886) was a Russian chemist, one of the principal creators of the theory of chemical structure (1857–1861), the first to incorporate double bonds into structural formulas, the discoverer of hexamine (1859), the discoverer of formaldehyde (1859) and the discoverer of the formose reaction (1861).
Archibald Scott Couper (31 March 1831 – 11 March 1892) was a Scottish chemist who proposed an early theory of chemical structure and bonding.
An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element.
Friedrich August Kekulé, later Friedrich August Kekule von Stradonitz (7 September 1829 – 13 July 1896), was a German organic chemist.
Carbon-13 (C13)nuclear magnetic resonance (most commonly known as carbon-13 NMR or 13C NMR or sometimes simply referred to as carbon NMR) is the application of nuclear magnetic resonance (NMR) spectroscopy to carbon.
A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds.
A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) composed of atoms from more than one element held together by chemical bonds.
A chemical structure determination includes a chemist's specifying the molecular geometry and, when feasible and necessary, the electronic structure of the target molecule or other solid.
Chemistry is the scientific discipline involved with compounds composed of atoms, i.e. elements, and molecules, i.e. combinations of atoms: their composition, structure, properties, behavior and the changes they undergo during a reaction with other compounds.
A crystal or crystalline solid is a solid material whose constituents (such as atoms, molecules, or ions) are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions.
A crystallographic database is a database specifically designed to store information about the structure of molecules and crystals.
Cyclic voltammetry (CV) is a type of potentiodynamic electrochemical measurement.
Diatomic molecules are molecules composed of only two atoms, of the same or different chemical elements.
Deoxyribonucleic acid (DNA) is a thread-like chain of nucleotides carrying the genetic instructions used in the growth, development, functioning and reproduction of all known living organisms and many viruses.
An electron microscope is a microscope that uses a beam of accelerated electrons as a source of illumination.
Electron nuclear double resonance (ENDOR) is a magnetic resonance technique for elucidating the molecular and electronic structure of paramagnetic species.
Electron paramagnetic resonance (EPR) or electron spin resonance (ESR) spectroscopy is a method for studying materials with unpaired electrons.
In quantum chemistry, electronic structure is the state of motion of electrons in an electrostatic field created by stationary nuclei.
In organic chemistry, functional groups are specific substituents or moieties within molecules that are responsible for the characteristic chemical reactions of those molecules.
Infrared spectroscopy (IR spectroscopy or vibrational spectroscopy) involves the interaction of infrared radiation with matter.
Mass spectrometry (MS) is an analytical technique that ionizes chemical species and sorts the ions based on their mass-to-charge ratio.
Molecular geometry is the three-dimensional arrangement of the atoms that constitute a molecule.
A molecular model, in this article, is a physical model that represents molecules and their processes.
In chemistry, a molecular orbital (MO) is a mathematical function describing the wave-like behavior of an electron in a molecule.
A molecule is an electrically neutral group of two or more atoms held together by chemical bonds.
Nitrogen is a chemical element with symbol N and atomic number 7.
Nuclear magnetic resonance (NMR) is a physical phenomenon in which nuclei in a magnetic field absorb and re-emit electromagnetic radiation.
Optical resolution describes the ability of an imaging system to resolve detail in the object that is being imaged.
Oxygen is a chemical element with symbol O and atomic number 8.
The Pauli exclusion principle is the quantum mechanical principle which states that two or more identical fermions (particles with half-integer spin) cannot occupy the same quantum state within a quantum system simultaneously.
Proteins are large biomolecules, or macromolecules, consisting of one or more long chains of amino acid residues.
Proton nuclear magnetic resonance (proton NMR, hydrogen-1 NMR, or 1H NMR) is the application of nuclear magnetic resonance in NMR spectroscopy with respect to hydrogen-1 nuclei within the molecules of a substance, in order to determine the structure of its molecules.
Raman spectroscopy (named after Indian physicist Sir C. V. Raman) is a spectroscopic technique used to observe vibrational, rotational, and other low-frequency modes in a system.
Spectroscopy is the study of the interaction between matter and electromagnetic radiation.
The structural formula of a chemical compound is a graphic representation of the molecular structure, showing how the atoms are arranged.
In chemistry, the valence or valency of an element is a measure of its combining power with other atoms when it forms chemical compounds or molecules.
X-ray crystallography is a technique used for determining the atomic and molecular structure of a crystal, in which the crystalline atoms cause a beam of incident X-rays to diffract into many specific directions.
X-ray photoelectron spectroscopy (XPS) is a surface-sensitive quantitative spectroscopic technique that measures the elemental composition at the parts per thousand range, empirical formula, chemical state and electronic state of the elements that exist within a material.
Chemical structure determination, Chemical structure elucidation, Chemical structure identification, Chemical structures, Identification (chemistry), Molecular conformation, Structural chemistry, Structural determination, Structural elucidation, Structure determination, Structure elucidation.