10 results found for Colin Byfleet

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00:02:00

C60+ in space – a 28-year detective story about the Diffuse Interstellar Bands – Part 5

by Colin Byfleet
C60+ in space – a 28-year detective story about the Diffuse Interstellar Bands – Part 5
for 18-22 and upwards,
Lectures | 18-22 and upwards | 4 years ago | 3795 views
Rating:

It seems likely that C60+ will act as a stable site for a wide variety of adducts and that these entities will contribute to the Diffuse Interstellar Bands.  John Maier's group in Basel is looking for species like C60(Fe)+.

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00:03:00

C60+ in space – a 28-year detective story about the Diffuse Interstellar Bands – Part 4

by Colin Byfleet
C60+ in space – a 28-year detective story about the Diffuse Interstellar Bands – Part 4
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 3264 views
Rating:

The early (mid 1990s) work on the electronic spectroscopy was carried out by John Maier's group, trapping C60+ in a neon matrix in this apparatus.

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00:02:00

C60+ in space – a 28-year detective story about the Diffuse Interstellar Bands – Part 3

by Colin Byfleet
C60+ in space – a 28-year detective story about the Diffuse Interstellar Bands – Part 3
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 3166 views
Rating:

John Maier's team at the University of Basel solved the riddle of C60+ in 2015.  In this brief view Colin Byfleet looks at the unique apparatus used in John's work.

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00:26:00

Constructing Chemical Formulas

by Colin Byfleet
Constructing Chemical Formulas
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 14478 views
Rating:

An introduction to constructing and recognising chemical formulas. Using 20 well-known elements, the valency-rules which govern the atomic ratios are explained and used with several examples.

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00:25:00

Communication with Space Probes and beyond

by Colin Byfleet
Communication with Space Probes and beyond
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 4253 views
Rating:

The main problems associated with communicating with distant space probes like Voyager 1 are investigated. The role played by diffraction in limiting the amount of power receivable on Earth is discussed. The further problems of reaching a nearby st....

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00:33:00

Communication on Earth, using Cables and Satellites

by Colin Byfleet
Communication on Earth, using Cables and Satellites
for 11-14 and upwards,
Lectures | 11-14 and upwards | 11 years ago | 1222 views
Rating:

A brief look at the Physics behind sending signals along cables and via geostationary satellites. An experiment to measure the speed of an electrical pulse in a cable is described and the Physics of the orbits of communcations satellites is develope....

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00:18:00

Isaac Newton and Gravitation

by Colin Byfleet
Isaac Newton and Gravitation
for 14-19 and upwards,
Lectures | 14-19 and upwards | 12 years ago | 2301 views
Rating:

A look at what was known when Newton started to develop his theory of gravitation and how he used these ideas and data to make his great forward step

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00:41:00

Spectroscopy

by Colin Byfleet
Spectroscopy
for 14-19 and upwards,
Lectures | 14-19 and upwards | 12 years ago | 1398 views
Rating:

A survey of the variety and usefulness of the wide-ranging techniques which incorporate the name spectroscopy.

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00:16:00

Fractions 3

by Colin Byfleet
Fractions 3
for 11-14 and upwards,
Lectures | 11-14 and upwards | 12 years ago | 1400 views
Rating:

Mutiplying and dividing fractions: a systematic approach to this perennial problem.

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00:25:00

Logarithms

by Colin Byfleet
Logarithms
for 14-19 and upwards,
Lectures | 14-19 and upwards | 12 years ago | 1476 views
Rating:

'The amazing Mr Briggs' or 'Where do Logarithms come from?'

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