Question

Приведите примеры искусственных тел,обладающих малой теплопроводностью

Answer 1

Минеральная вата, стекловата, пенопласт, керамзит...

Answer 2

Examples of Materials with Low Thermal Conductivity

1. Aerogel: - Aerogel is a synthetic porous ultralight material derived from a gel, in which the liquid component for the gel has been replaced with a gas. It is known for its extremely low density and low thermal conductivity. Aerogels are used in various applications, including insulation, aerospace technology, and particle physics experiments.

2. Glass Foam: - Glass foam is a type of foam made from glass. It is a lightweight and porous material with low thermal conductivity. Glass foam is used in applications such as thermal insulation, fire protection, and sound insulation.

3. Silica Aerogel: - Silica aerogel, also known as blue smoke due to its translucent appearance, is a synthetic porous ultralight material derived from a gel. It is composed of silica and is known for its extremely low density and low thermal conductivity. Silica aerogel is used in various applications, including as a thermal insulator in spacecraft and as a material for capturing cosmic dust particles.

4. Pyrogel: - Pyrogel is a flexible aerogel blanket designed for high-temperature applications. It is a highly efficient insulating material with low thermal conductivity. Pyrogel is used in industries such as oil and gas, petrochemical, and aerospace for thermal insulation in high-temperature environments.

These materials are examples of substances with low thermal conductivity, making them valuable for various applications where insulation and heat resistance are important.