1.4 - Smart materials, composites and technical textiles

What is Electroluminescent film or wire?

• A thin copper wire coated in a phosphor that produces light through electroluminescence when an alternating current is applied to it.

• Composite materials of metals and non-conducting elastomeric binder, used as pressure sensors.

• A modern material that can be heated and moulded at a relatively low temperature.

• Materials that change colour with heat.

What are Quantum tunnelling composites (QTC) used for?

• As pressure sensors.

• As light-emitting devices.

• As fire-resistant materials.

• As antibacterial fibres.

What is a key property of Polymorph?

• It can be heated and moulded at a relatively low temperature.

• It changes colour in response to changes in light levels.

• It is a fire-resistant synthetic material.

• It is a woven fabric made of carbon fibres.

What do Thermochromic materials do?

• Change colour with heat.

• Change colour in response to changes in light levels.

• Change colour depending on the amount of water applied.

• Measure unique physical or behavioral characteristics.

What do Photochromic materials do?

• Change colour in response to changes in light levels.

• Change colour with heat.

• Change colour depending on the amount of water applied.

• Measure unique physical or behavioral characteristics.

What do Hydrochromic materials do?

• Change colour depending on the amount of water applied.

• Change colour with heat.

• Change colour in response to changes in light levels.

• Measure unique physical or behavioral characteristics.

What is Micro-encapsulation used for?

• Embedding small amounts of chemicals in a fabric to give the fabric beneficial qualities.

• Measuring unique physical or behavioral characteristics.

• Creating a strong synthetic material used in the construction of protective clothing.

• Embedding electronic components in fabrics.

What does Biometrics measure and analyze?

• Unique physical or behavioral characteristics.

• The heat of fusion of materials.

• The antibacterial properties of fabrics.

• The permeability of textiles.

What is carbon fibre known for?

• Being a woven fabric made of carbon fibres and impregnated with a resin to bond it together.

• Being a fire-resistant synthetic material.

• Being a synthetic fibre much thinner than other fibres.

• Being a material that changes colour with heat.

What is Kevlar used for?

• Protective clothing and equipment.

• Embedding electronic components in fabrics.

• Creating antibacterial fibres.

• Measuring unique physical or behavioral characteristics.