A single chemical reaction is said to have undergone autocatalysis, or be autocatalytic, if the reaction product is itself the catalyst for that reaction.
A set of chemical reactions can be said to ... > more
In physics and chemistry, wave-particle duality holds that light and matter exhibit properties of both waves and of particles. A central concept of quantum mechanics, duality addresses the inadequacy ... > more
Quarks are one of the two basic constituents of matter in the Standard Model of particle physics. (The others are leptons.) Antiparticles of quarks are called antiquarks. Quarks and antiquarks are ... > more
pH is a measure of the activity of hydrogen ions (H+) in a solution and, therefore, its acidity or alkalinity. Aqueous solutions with pH values lower than 7 are considered acidic, while pH values ... > more
Ethanol (ethyl alcohol) and methanol (methyl alcohol) are two types of alcohol fuels. The use of pure alcohols in internal combustion engines is only possible if the engine is designed or modified ... > more
Teleportation, or teletransportation, is the alleged process of moving objects from one place to another more or less instantaneously, without using conventional transportation. With present ... > more