A hypergolic propellant is a rocket propellant combination used in a rocket engine, whose components spontaneously ignite when they come into contact with each other.

The meaning of HYPERGOLIC is igniting upon contact of components without external aid (such as a spark).

Nov 9, 2025 · Hypergolic propellants work by combining two separate components, typically a fuel and an oxidizer, that ignite spontaneously upon contact. When the two components come into contact, a …

Hypergolic refers to a type of reaction in which a fuel and oxidizer spontaneously ignite and combust at room temperature upon mixing, without the need for an external ignition source.

Hypergolic rocket fuel is defined as a liquid propellant where the fuel and oxidizer spontaneously combust upon contact with each other. Although highly toxic, it is widely used in the upper stages of …

Apr 18, 2025 · used especially as a fluid rocket propellant.”

Jan 15, 2025 · Hypergolic spontaneously self-igniting upon mixing of components or when one component contacts another component; examples include the reaction of potassium permanganate …

May 17, 2025 · hypergolic (countable and uncountable, plural hypergolics) A hypergolic propellant; a hypergol.

Feb 11, 2021 · Now, Purdue University combustion researchers are investigating a safer and less toxic hypergolic propellant, studying its explosive reaction with a new technique involving both visible and …

Hypergolic ionic liquids (HIL) – ionic liquids which ignite spontaneously upon contact with an oxidizer – emerged as green space propellants.