The residue (just 0.3 ml), introduced into a spectrum tube, revealed a brilliant blue colour characteristic of xenon. Its rarity in air (0.09 ml m −3) combined with high density (5.8 g l −1 ...

But did you know that there's more to light than meets the eye? Let’s explore the amazing world of the electromagnetic spectrum! The electromagnetic spectrum has many types of light waves. It includes ...

“These miniaturised modules can offer significant advantages over LEDs in analytical instrumentation and similar applications, particularly with regard to the broad and continuous spectrum of the ...

How can we measure visible light? The electromagnetic spectrum includes all forms of light energy, known as electromagnetic radiation. (1) Different types of electromagnetic radiation such as radio ...

A xenon flash produces an extremely intense full-spectrum white light for a very short duration. It consists of a glass tube filled with xenon gas which emits a short and very bright flash of ...

There's lots to discover in the electromagnetic spectrum. Here's a tour that begins with radio waves and takes you through microwaves, infrared radiation, light, ultraviolet radiation, and X-rays.

All waves will reflect and refract in the right circumstances. The reflection and refraction of light explains how people see images, colour and even optical illusions. Lenses - Edexcel Lenses are ...

Sample exam questions - light & the electromagnetic spectrum - Edexcel Understanding how to approach exam questions helps to boost exam performance. Questions will include multiple choice ...

LSS makes it possible to distinguish between single backscattering from epithelial-cell nuclei and multiply scattered light. The spectrum of the single backscattering component is further analyzed ...