conduction ratio
121Measuring instrument — Captain Nemo and Professor Aronnax contemplating measuring instruments in Twenty Thousand Leagues Under the Sea …
122Bipolar junction transistor — BJT redirects here. For the Japanese language proficiency test, see Business Japanese Proficiency Test. PNP …
123Headphones — For other uses, see Headphones (disambiguation). Sennheiser HD555 headphones, used in audio production environments …
124Electroneuronography — (ENoG) is a neurological non invasive test that was first described by Esslen and Fisch in 1979 and is used to examine the integrity and conductivity of a peripheral nerve. It consists of a brief electrical stimulation of the nerve in one point… …
125Orthotropic material — Wood is an example of an orthotropic material. Material properties in three perpendicular directions (axial, radial, and circumferential) are different. An orthotropic material has two or three mutually orthogonal twofold axes of rotational… …
126Non-stoichiometric compound — Crystallographic defects can cause solids to be non stoichiometric Non stoichiometric compounds are chemical compounds with an elemental composition that cannot be represented by a ratio of well defined natural numbers, and therefore violate the… …
127Si/SiGe resonant tunnel diode — A Si/SiGe resonant tunnel diode is a resonant tunnel diode based on Si/SiGe heterojunctions. Both hole tunneling and electron tunneling have been observed. But the performance of Si/SiGe resonant tunnel diode is limited mainly because of the… …
128Atome — Un atome (grec ancien ἄτομος [atomos], « qui ne peut être divisé »)[1] est la plus petite partie d un corps simple pouvant se combiner chimiquement avec une autre. La théorie atomiste, qui soutient l idée d une matière composée de… …
