16 results found for physics

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Communicating with light 01:04:00

Communicating with light

by Polina Bayvel
Communicating with light
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 587 views
Rating:

Most of the data we generate and receive (whether emails, tweets, videos or mobile calls) are now carried by optical fibres, which use light to transmit vast quantities of information over trans-oceanic distances. The use of hundreds of wavelengths ....

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Rees M 00:56:00

Einstein’s legacy as scientist and icon

by Martin Rees
Einstein’s legacy as scientist and icon
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 731 views
Rating:

What might 'new Einsteins' achieve in the 21st century? Science offers more intellectual challenges than ever, but is a less individualistic enterprise. Technology offers imense opportunities, but poses threats and ethical dilemmas. Can scientists re....

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Barrow 01:16:00

Every picture tells a story

by John Barrow
Every picture tells a story
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 703 views
Rating:

We will look at the role of pictures and images in the development of science. From the first graphs and illustrated books to Molscript, the influence of the first pictures of spiral galaxies on Van Gogh's 'Starry Night', to the artistic resonances o....

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RS Longair 00:51:00

Music, architecture and acoustics in Renaissance Venice: Recreating lost soundscapes

by Malcolm Longair
Music, architecture and acoustics in Renaissance Venice: Recreating lost soundscapes
for 14-19 and upwards,
Lectures | 14-19 and upwards | 5 years ago | 996 views
Rating:

During the Renaissance in Venice, composers such as the Gabrieli and Moneverdi created some of their greatest masterpieces for performance in the great churches on festive occasions. But what would the music have sounded like, given its complexity an....

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Sibbett 01:08:00

Optical science in the fast lane

by Wileon Sibbett
Optical science in the fast lane
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 770 views
Rating:

In this talk Wilson Sibbett introduces some of the underlying concepts that have enabled us to develop practical ultrafast lasers and a selection of applications that range from the fundamentals of chemical bonding to weapons decommissioning!

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Lazzeron 00:41:00

Particle Physics and the Mysteries of the Early Universe

by Cristina Lazzeron
Particle Physics and the Mysteries of the Early Universe
for 14-19 and upwards,
Lectures | 14-19 and upwards | 8 years ago | 774 views
Rating:

Dr Cristina Lazzeroni, a Royal Society University Research Fellow from the University of Birmingham, reveals the secrets of the world's largest accelerator, the Large Hadron Collider and how the LHC experiments hope to answer big questions about the ....

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Friend RS 01:03:00

Plastic fantastic: electronics for the 21st century

by Richard Friend
Plastic fantastic: electronics for the 21st century
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 811 views
Rating:

Plastics - or, more correctly, polymers have traditionally been used by the electronics industry as passive materials. Now however, new types of polymers have been discovered which behave as semiconductors. For example, they can emit light when subje....

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Plenio 01:03:00

Taming the Quanta

by Martin Plenio
Taming the Quanta
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 845 views
Rating:

Devices are now reaching the realm where individual structures are made up of only a few atoms so that quantum mechanics, the theory of the very small, is playing a crucial role. The inevitable quantum fluctuations produce noise which was initially e....

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RS Wolfendale 00:58:00

The Centenary of the Discovery of Cosmic Rays: the End of the Beginning

by Arnold Wolfendale
The Centenary of the Discovery of Cosmic Rays: the End of the Beginning
for 14-19 and upwards,
Lectures | 14-19 and upwards | 5 years ago | 780 views
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Sir Arnold Wolfendale FRS is Emeritus Professor of Physics at the University of Durham, and former Astronomer Royal. In 1912, Victor Hess embarked on a perilous balloon ascent and discovered the 'Cosmic Radiation', actually a beam of atomic particles....

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Shears LHC 01:10:00

The LHC: largest experiment and smallest particles

by Tara Shears
The LHC: largest experiment and smallest particles
for 14-19 and upwards,
Lectures | 14-19 and upwards | 8 years ago | 820 views
Rating:

The LHC is the most powerful particle accelerator ever built. It is capable of recreating the very energetic conditions last seen in the universe a billionth of a second after the Big Bang, and allows particle physicists to study the fundamental ingr....

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The Long Road to the Higgs 01:03:00

The Long Road to the Higgs Boson – and Beyond

by John Ellis
The Long Road to the Higgs Boson – and Beyond
for 14-19 and upwards,
Lectures | 14-19 and upwards | 3 years ago | 0 views
Rating:

The discovery of the Higgs boson at CERN’s LHC accelerator in 2012 by the ATLAS and CMS collaborations was the culmination of a decades-long search that had started in 1964 with the proposal of this unique particle, a signature of the origin of the....

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Donald 01:00:00

The mesoscopic world – from plastic bags to brain disease.

by Athene Donald
The mesoscopic world – from plastic bags to brain disease.
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 848 views
Rating:

Structures looking broadly the same in the optical microscope are found in starch granules within plants, in polythene bags and in sections of diseased brain tissue. Athene Donald explores structural similarities between different assemblies of polym....

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