78 results found for chemistry

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00:03:00

The making of graphene

by Joaquin Fernandez Rossier
The making of graphene
for 14-19 and upwards,
Teaching modules | 14-19 and upwards | 5 years ago | 3677 views
Rating:

Description of chemical vapour deposition to make large area graphene samples

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00:16:00

Fixated on Nitrogen

by Jeffery Leigh
Fixated on Nitrogen
for 14-19 and upwards,
Discussions | 14-19 and upwards | 8 years ago | 1441 views
Rating:

Sussex University has always supported unusual, interdisciplinary and innovative faculties. A good example of this was the Nitrogen Fixation Centre. Jeff Leigh was part of this exceptional work who's aim was to discover how nature uses nitrogen to cr....

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01:05:00

Is chemistry really so difficult?

by Andrea Sella
Is chemistry really so difficult?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 8 years ago | 1069 views
Rating:

Chemistry has progressed in a way few outsiders appreciate. It underpins many other sciences; from genomics and molecular biology, food and sports science, through to cosmology and planetary science. Why hasn't the public impression of chemistry evol....

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00:38:00

Factors Affecting Magnetic and Electric Order in Perovskite-Like Metal-Organic Frameworks

by Nandita Abhyankar
Factors Affecting Magnetic and Electric Order in Perovskite-Like Metal-Organic Frameworks
for 14-19 and upwards,
Postgraduate presentations | 14-19 and upwards | 8 years ago | 1554 views
Rating:

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00:24:00

Avogadro’s Number

by Nandita Abhyankar
Avogadro’s Number
for 14-19 and upwards,
Postgraduate presentations | 14-19 and upwards | 8 years ago | 1484 views
Rating:

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00:32:00

C60-Buckminsterfullerene: Not just a Pretty Molecule

by Harry Kroto
C60-Buckminsterfullerene: Not just a Pretty Molecule
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1907 views
Rating:

Amongst the Nobel Laureates lecturing in Lindau, Sir Harold Kroto would probably earn the award for the most unusual and characteristic way of presenting. This lecture, which is the first he ever gave in Lindau, is no exception. Kroto`s way of presen....

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00:06:00

Silicon-Based Life

by Bart Pratt
Silicon-Based Life
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 9 years ago | 3917 views
Rating:

This short piece asks some intriguing questions.

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00:06:00

Electronic Properties of BC3 Atomic Sheet and Ribbon Structures

by Sudipta Dutta
Electronic Properties of BC3 Atomic Sheet and Ribbon Structures
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 3172 views
Rating:

BC3 is a honeycomb lattice which has some novel electronic properties.

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00:01:00

A Greenhouse-Gas Experiment

by Jonathan Hare
A Greenhouse-Gas Experiment
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1899 views
Rating:

A laboratory demonstration of Carbon Dioxide's effect of global warming.

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00:04:00

Graphene – part of the Carbon revolution.

by Jonathan Hare
Graphene – part of the Carbon revolution.
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1602 views
Rating:

Some intimate details of this novel new material.

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00:08:00

Fullerene C28

by Jonathan Hare
Fullerene C28
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 3614 views
Rating:

Jonathan describes a smaller 'buckyball' with its inherent differences from C60.

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00:08:00

Fullerene maths

by Jonathan Hare
Fullerene maths
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 2632 views
Rating:

How the structures of fullerene molecules obey the rules of mathematics discovered long ago by Euler.

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00:07:00

Carbon nanotubes

by Jonathan Hare
Carbon nanotubes
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1943 views
Rating:

Some of the subtleties of the structures found in carbon nanotubes.

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00:06:00

Chemistry of C60

by Jonathan Hare
Chemistry of C60
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1720 views
Rating:

Jonathan Hare describes the novel chemistry of the C60 molecule.

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00:07:00

The Carbon Revolution 1 – many forms

by Jonathan Hare
The Carbon Revolution 1 – many forms
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 4947 views
Rating:

The differences in the structures and properties of the various allotropes of carbon are clearly explained.

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00:06:00

Longboard chemistry

by Jonathan Hare
Longboard chemistry
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 2117 views
Rating:

How the production of new polymers has made long- and skate-boarding possible.

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00:04:00

C60 and Nanotubes

by Jonathan Hare
C60 and Nanotubes
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 2056 views
Rating:

Jonathan shows how a sheet of graphite (hexagons) can be modified to make closed cages and tubes.  In real life the smallest of these tubes are only 1/100,000,000 meter in diameter - a nanometer (nm) - hence they are called nanotubes.  Depending on....

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00:08:00

Organometallic uranium chemistry: small molecule activation

by Jessica Higgins
Organometallic uranium chemistry: small molecule activation
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 4427 views
Rating:

Jess gives a lively account of her work which involves the study of how uranium organ-metallics can catalyse unusual and useful reactions.  She is a PhD student at the University of Sussex, UK.

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01:01:00

Incendiary science: fireworks at the Royal Society

by Simon Werrett
Incendiary science: fireworks at the Royal Society
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1013 views
Rating:

In the seventeenth and eighteenth centuries, fireworks offered some intriguing possibilities for scientific research among the experimental philosophers of the Royal Society. What was the nature of fire? How did combustion work? Why did gunpowder exp....

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00:59:00

Making the tiniest machines

by David Leigh
Making the tiniest machines
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1594 views
Rating:

Over the past few years some of the first examples of synthetic molecular level machines and motors Ñ all be they primitive by biological standards Ñhave been developed. These molecules respond to light, chemical and electrical stimuli, inducing mo....

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01:00:00

Cognitive Chemical Lunchbox

by Jeremy Spencer
Cognitive Chemical Lunchbox
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1591 views
Rating:

Start at 15:00 minutes.  Dr Jeremy Spencer examines the role of flavonoid-rich foods which have been shown to promote a healthy heart and improve our mind and mood.

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01:00:00

Chemistry: A Key to Human Progress

by Bassam Shakhashiri
Chemistry: A Key to Human Progress
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 2109 views
Rating:

Basic research in science has greatly increased our understanding of nature, expanded frontiers of inquiry, shown us how little we know, triggered creative waves of invention and innovation, and prompted technological breakthroughs that were inconcei....

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01:00:00

From Waste to Wealth Using Green Chemistry

by James Clark
From Waste to Wealth Using Green Chemistry
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 2306 views
Rating:

The world faces the fundamental problems of increasing waste and decreasing resources as it tries to cope with the increasing consumption of a growing population.  It is clear that these challenges can only be met through a fundamentally different a....

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01:00:00

What’s in my stuff?

by Hywel Jones
What’s in my stuff?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1500 views
Rating:

Sustainability is not just about carbon or carbon dioxide, it is also about the sustainable use of the planet's finite mineral and material resources. The availability, affordability and sustainable of supply of a number of important chemical element....

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01:00:00

Harnessing the light fantastic

by Nick Terrill
Harnessing the light fantastic
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1432 views
Rating:

Professor Nick Terrill, principal beamline scientist at Diamond Light Source, explains how intense light produced at the UK's national synchrotron science facility in Oxfordshire is being used to examine colour changing polymers and research the next....

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01:00:00

Chemistry and Captain Scott’s 1901 Discovery Expedition to the Antarctic

by Derek Craston
Chemistry and Captain Scott’s 1901 Discovery Expedition to the Antarctic
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1556 views
Rating:

Dr Derek Craston, the UK Government Chemist, reveals how Captain Scott's preparations for his 1901 Discovery Expedition to the Antarctic included a personal request to the Government Chemist to analyse his planned food supplies. Tellingly, the resea....

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01:00:00

The quest for a clean drink

by Phil Souter
The quest for a clean drink
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1537 views
Rating:

Phil Souter, scientist at Procter & Gamble, discusses the challenges faced in making potential water sources (such as lakes, ponds, wells, flood water) drinkable using chemical technology. During the lecture he will touch upon the impact of unsaf....

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00:40:00

Why Transforming Cities?

by AbuBakr Bahaj
Why Transforming Cities?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1427 views
Rating:

Start at 35 minutes.  Professor AbuBakr Bahaj, Professor of Sustainable Energy at the University of Southampton, talks about the importance of planning cities and the potential of reducing their impact on the environment and resources.

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00:40:00

Future Cities

by Richard Miller
Future Cities
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1367 views
Rating:

Dr Richard Miller, Head of Sustainability at the UK's Technology Strategy Board, speaks about the problems we are facing in our cities and current ways in which these are being addressed.  He gives examples of how chemists and small-medium sized ent....

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00:52:00

Watts New with Clean Energy? Batteries Included

by Saiful Islam
Watts New with Clean Energy? Batteries Included
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1524 views
Rating:

This talk shows how scientists use structural and modelling techniques to help understand the fascinating properties of crystalline materials.

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01:23:00

A medicine cabinet in your garden?

by Monique Simmonds
A medicine cabinet in your garden?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1984 views
Rating:

Professor Monique Simmonds talks about the use of plants and fungi as sources of sustainably harvested medicines

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01:35:00

Making Sense of Scents

by Various Presenters
Making Sense of Scents
for 14-19 and upwards,
Discussions | 14-19 and upwards | 11 years ago | 1986 views
Rating:

A panel of experts discussed the powerful effects that fragrances have on enhancing lives, rehabilitation and triggering reactions and memories.

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00:26:00

The wonders of chemistry

by Steve Liddle
The wonders of chemistry
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1789 views
Rating:

Chemistry is central to everything you do in your life. So much so, that we take it for granted and often forget about it. This talk, through a series of short demonstrations aims to convey the major themes that underpin the wonder of chemistry.

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00:43:00

‘How should a chemist understand brewing?’ Beer and theory around 1800

by James Sumner
‘How should a chemist understand brewing?’ Beer and theory around 1800
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 2033 views
Rating:

Eighteenth-century chemists could gain useful income and patronage as advisors to industry – and some of the wealthiest and most influential industrialists were brewers. Making chemical knowledge credible to this audience, however, was not always e....

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00:05:00

Why Geosciences?

by Steve Banwart
Why Geosciences?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1580 views
Rating:

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00:06:00

Catalytic Clothing

by Tony Ryan
Catalytic Clothing
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 3347 views
Rating:

When science meets fashion exciting things happen. Unlikely collaborators designer Helen Storey MBE and scientist Tony Ryan OBE have teamed up for Catalytic Clothing - a radical project that endeavours to clean the air we breathe through the clothes ....

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00:26:00

Nano-technology and life

by Harry Kroto
Nano-technology and life
for 14-19 and upwards,
Lectures | 14-19 and upwards | 12 years ago | 1936 views
Rating:

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00:44:00

FT-ICR. The Key to Unlocking Nature’s Isotopic Zoo

by Alan Marshall
FT-ICR. The Key to Unlocking Nature’s Isotopic Zoo
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1932 views
Rating:

Alan G. Marshall, Florida State University's 2006-2007 Lawton Professor, will speak on 'Reading Chemical 'Fine Print': The Key to Unlocking Nature's Isotopic Zoo' as he delivers the Tenth Annual Robert O. Lawton Distinguished Professor Lecture.'Natur....

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00:17:00

The Red Tide

by Courtney Stadius
The Red Tide
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1449 views
Rating:

The chemical reactions that cause 'red tide', as well as the effect of the chemical processes.

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00:09:00

The History of Nitrous Oxide

by Gina Nicoloso
The History of Nitrous Oxide
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 2070 views
Rating:

A look at the interesting history of nitrous oxide

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00:12:00

The Chemistry of Gasoline

by Anna Meyer
The Chemistry of Gasoline
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 3514 views
Rating:

Explaining the chemistry behind gasoline. Also given is an explanation of ethanol, an alternative fuel.

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00:11:00

Green Chemistry – an overview

by Julie Bowditch
Green Chemistry – an overview
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1887 views
Rating:

A general overview and a brief history of the green movement.

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00:12:00

Carbon Sequestration

by Kyle Serniak
Carbon Sequestration
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 2718 views
Rating:

Why is carbon sequestration so important?

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00:10:00

Green Chemistry

by Rachael Dean
Green Chemistry
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1721 views
Rating:

Green chemistry

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00:10:00

Chemi- and bio-luminescence

by Sarah Johnston
Chemi- and bio-luminescence
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1486 views
Rating:

Chemiluminescence and bioluminescence. General chemistry explained and examples such as fireflies, Wintergreen mints, etc. are introduced

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00:12:00

Fuel cells and their efficiency

by Victoria Lopez
Fuel cells and their efficiency
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1463 views
Rating:

An examination of the usefulness of fuel cells

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00:11:00

Bio-fuels and solar energy

by Alexis Nielsen
Bio-fuels and solar energy
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1597 views
Rating:

A comparison of bio-fuels and solar energy. Examples include algae-based oil and solar panels.

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00:06:00

Nanotechnology: Use and misuse

by Harry Kroto
Nanotechnology: Use and misuse
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 3542 views
Rating:

Sir Harry Kroto won the Nobel Prize for discovering the soccer-ball-shaped fullerenes, strangely-structured carbon molecules also known as buckyballs. These molecules led to the development of carbon nanotubes and the burgeoning field of nanoscience.....

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00:06:00

Smart drugs and sneaky microbes

by Peter Agre
Smart drugs and sneaky microbes
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 6029 views
Rating:

Young scientists like Maartje Bastings are set to revolutionise the way we deliver drugs. Her work will aid the development of 'smart drugs' which target specific proteins in the membranes of particular cells, proteins like the aquaporins discovered ....

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00:06:00

Seeing green

by Roger Tsien
Seeing green
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 2137 views
Rating:

The 2008 Nobel Prize in chemistry was awarded to Roger Tsien and colleagues for work on the green fluorescent protein (GFP). This protein, originally found in jellyfish, enables scientists to track the activity of individual proteins within living ce....

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00:06:00

Catalysts and collaborations

by Richard Schrock
Catalysts and collaborations
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 2050 views
Rating:

Catalysts facilitate almost every reaction in the human body. They also enable us to make all kinds of molecules in the lab, and few people have contributed more to this field than Richard Schrock. Can he help Norweigan student Christer pstad to cata....

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.....

The Periodic Table as you’ve never seen it before

by Martyn Poliakoff
The Periodic Table as you’ve never seen it before
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 2200 views
Rating:

A wonderful set of videos about all the elements, available interactively from the opening page.

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00:12:00

Biofuel Technology

by Miles Bradshaw
Biofuel Technology
for 14-19 and upwards,
Undergraduate presentations | 14-19 and upwards | 14 years ago | 1783 views
Rating:

Miles Bradshaw presents on the current status and future of biofuel technology.

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00:07:00

The Development and Future of Quantum Computing

by Dmitry Shemetov
The Development and Future of Quantum Computing
for 14-19 and upwards,
Undergraduate presentations | 14-19 and upwards | 14 years ago | 1431 views
Rating:

Dmitry Shemetov presents on the development and future of quantum computing.

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00:06:00

Battery Technology – from Volta to the 21st Century

by Mitchell Herring
Battery Technology – from Volta to the 21st Century
for 14-19 and upwards,
Undergraduate presentations | 14-19 and upwards | 14 years ago | 1872 views
Rating:

Mitchell Herring presents on battery technology from Volta to the 21st century.

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00:10:00

Solar power technology and recent research

by Brian Gold
Solar power technology and recent research
for 14-19 and upwards,
Undergraduate presentations | 14-19 and upwards | 14 years ago | 1720 views
Rating:

Solar power technology and recent research

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00:02:00

A nano-sized gas sensor 5

by Gabriel Lippmann
A nano-sized gas sensor 5
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1849 views
Rating:

The CRPGL group is a newly formed lab in Luxembourg. Within the project their role is to start looking at 'scale up', plasma treatment at larger scales than is possible in the other labs, coupled with a battery of different sample testing techniques.

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00:08:00

Bucky Balls

by Jonathan Hare
Bucky Balls
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 2547 views
Rating:

The Buckyball, or C-60 molecule was discovered by accident (in the lab) while trying to understand the chemistry between the stars in the Interstellar Medium ISM. The discovery led to the Nobel Prize in chemistry in 1996. Here we look at the structur....

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00:25:00

Women in Nanotechnology

by Various Presenters
Women in Nanotechnology
for 14-19 and upwards,
Discussions | 14-19 and upwards | 15 years ago | 1892 views
Rating:

The Women in Nanotechnology project (WomenInNano) was a 3 year EU Research Project with the aim of finding out ways to support and encourage women working in Nanotechnology. In 2008 the Vega Science Trust was asked to make a short film documenting th....

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00:05:00

Giant Fullerenes

by Jonathan Hare
Giant Fullerenes
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 2540 views
Rating:

C-60, the football caged molecule is the head of a family of carbon based structures called the Fullerenes. In this presentation we ook at the larger structures, the giant fullerenes and among other things we will explore the 60nrule us....

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00:59:00

Nanotubes: The Materials of the 21st Century

by Sumio Iijima
Nanotubes: The Materials of the 21st Century
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1391 views
Rating:

Carbon nanotubes, some 1000 times smaller than conventional carbon fibers, have tensile strengths 100x that of steel and conduct electricity like metals. They promise a revolution in structural and electrical engineering.

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00:58:00

Architects of the Microcosmos

by Harry Kroto
Architects of the Microcosmos
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1736 views
Rating:

In thistalk Harry Kroto explains that molecules have structures that are every bit as real in the mind of the chemists who create them, as are the edifices of brick, steel and concrete designed by architects and built by engineers.

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00:29:00

States of Matter

by John Murrell
States of Matter
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1764 views
Rating:

John Murrell discusses the basic physical principles relating to the gaseous, liquid and solid states with the aid of models and demonstrations. Attention is drawn to phase changes and subtle features involving intermediate phases such as liquid crys....

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00:42:00

Atmospheric Chemistry

by Sherwood Rowland
Atmospheric Chemistry
for 14-19 and upwards,
Interviews | 14-19 and upwards | 15 years ago | 2261 views
Rating:

In this interview Sherwood Rowland talks about Ozone depletion and the effect of CFCs on Ozone and Global Warming (Greenhouse Warming where infrared radiation is trapped). He explains the chemistry of Ozone depletion and the history of what led to th....

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00:42:00

Climate change

by Sherwood Rowland
Climate change
for 14-19 and upwards,
Interviews | 14-19 and upwards | 15 years ago | 1657 views
Rating:

This presentation gives Rowland's current (2006) opinion/impression of Global Warming. He says that the first legislated discussion that he remembers in the US senate on the Global Warming was in 1986 and the looming problem and whether governments s....

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00:29:00

Nanotechnology

by Various Presenters
Nanotechnology
for 14-19 and upwards,
Discussions | 14-19 and upwards | 15 years ago | 1722 views
Rating:

What is nanotechnology? Will it change the world, as some have promised? What is all this about molecular machines in our blood? Let the Next Big Thing video on Nanotechnology explain all!

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00:56:00

Richard Ernst

by Richard Ernst
Richard Ernst
for 14-19 and upwards,
Interviews | 14-19 and upwards | 15 years ago | 1717 views
Rating:

Nuclear magnetic resonance (nmr), a powerful technique for determining molecular structure, has totally revolutionised chemistry. From its inception half a century ago, its potential as an analytical tool for identifying compounds was clear, albeit l....

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00:33:00

George Gray

by George Gray
George Gray
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 2379 views
Rating:

George Gray has contributed fundamentally to the research and development of liquid crystal materials which comprise the Liquid Crystal Displays (LCD) that are so essential to today's information based society. He created and systematized the liquid ....

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00:07:00

Rudolph A. Marcus

by Rudolph Marcus
Rudolph A. Marcus
for 14-19 and upwards,
Interviews | 14-19 and upwards | 15 years ago | 1970 views
Rating:

Winner of the Nobel Prize in Chemistry 1992 'for his contributions to the theory of electron transfer reactions in chemical systems'. We ask Marcus to explain how he works and he replies that he draws pictures in order to visualize problems. On relig....

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00:14:00

The Molecular Gastronomer to the best restaurant in the World

by Rachel Edwards-Stuart
The Molecular Gastronomer to the best restaurant in the World
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1343 views
Rating:

Twenty three year old Rachel is a Cambridge trained biochemist who has been taken on by Heston Blumenthal, owner of the Fat Duck at Bray, to carry out research for her PhD into the molecular make up of flavours and how they can be applied to food in ....

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00:54:00

C-60, the Celestial Sphere that Fell to Earth

by Harry Kroto
C-60, the Celestial Sphere that Fell to Earth
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1611 views
Rating:

In 1985 an experiment, designed to unravel the carbon chemistry in Red Giant Stars, revealed the existence of C-60 Buckminsterfullerene (the third allotropic form of carbon). The story of the discovery and the way its symmetry relates to the natural ....

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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 | 15 years ago | 18539 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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00:33:00

Chemical Equations – and how we construct them

by Colin Byfleet
Chemical Equations – and how we construct them
for 14-19 and upwards,
Teaching modules | 14-19 and upwards | 15 years ago | 2102 views
Rating:

An introduction into the writing down of fully balanced chemical equations. The process is explained starting with word equations, finding all the relevant formulas and then working with some useful rules for finding the correct coefficients in the b....

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00:37:00

Oxidation Numbers and Equations

by Colin Byfleet
Oxidation Numbers and Equations
for 14-19 and upwards,
Teaching modules | 14-19 and upwards | 15 years ago | 2696 views
Rating:

The concept of oxidation and reduction is explained and generalised using oxidation numbers with ionic and covalent examples. Several equations are balanced, using the oxidation number method to fix various atomic ratios.

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00:07:00

Multi-Catalyst Systems

by Suzanne Opalka
Multi-Catalyst Systems
for 14-19 and upwards,
Postgraduate presentations | 14-19 and upwards | 15 years ago | 2112 views
Rating:

Many products you use everyday are the direct result of synthetic innovation in organic chemistry. The McQuade group is interested designing catalysts to aid in more efficient synthetic transformations. n We are especially interested in the effect of....

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00:11:00

Complex Mixture Analysis by FT-Ion Cyclotron Resonance Mass Spectrometry

by Amy McKenna
Complex Mixture Analysis by FT-Ion Cyclotron Resonance Mass Spectrometry
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1899 views
Rating:

The ultrahigh mass resolving power and sub-ppm mass accuracy of Fourier transform ion cyclotron resonance mass spectrometry (FT-ICR MS) allow the assignment of a unique molecular formula to each peak in the mass spectrum. Ionization methods for petro....

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00:09:00

Motion at Interfaces

by Prajnaparamita Dhar
Motion at Interfaces
for 14-19 and upwards,
Postgraduate presentations | 14-19 and upwards | 16 years ago | 1531 views
Rating:

This talk is aimed primarily at young children and expresses my enthusiasm and my love for science. Its an attempt at expressing that Science is fun. I talk about some of the experiments done as part of my graduate work. Strategies for achieving guid....

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00:27:00

Architecture in Nanospace

by Harry Kroto
Architecture in Nanospace
for 14-19 and upwards,
Lectures | 14-19 and upwards | 16 years ago | 2220 views
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A brief history of carbon-60 and its developments into useful materials. How can chemistry help move us towards a more sustainable existence.

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