All Feature articles – Page 27
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Build your own spectrophotometer
By designing and building their own visible-light spectrophotometers, students get to grips with the underlying principles of this widely used analytical tool
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Investigating commercial sunscreens
Commercial sunscreens provide the basis of an industry-linked investigation suitable for students at various levels
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Historical highlights in organoarsenic chemistry
Organoarsenic compounds have given insight into important theoretical topics in chemistry and proved to have beneficial pharmacological effects
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Experimenting with biodiesel
The synthesis of biodiesel is exploited to teach general chemistry principles and as a way of fostering a 'green conscience' within undergraduate chemistry students
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Understanding our changing atmosphere
Research by chemists into the chemical processes occurring in the troposphere could help to predict the likely impacts of climate change upon atmospheric conditions
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Making triazoles, the green way
Triazole synthesis provides an excellent example of a reaction that has the potential to illustrate principles of green chemistry to undergraduates
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Who really discovered the Haber process?
Although Fritz Haber's name is now attached to the process for the synthesis of ammonia from its constituent elements by using high pressure, who was responsible for this reaction?
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Which chemistry course?
Selecting the right chemistry course and the right institution are paramount in a prospective chemist's life
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Fighting skin cancer with prodrugs
Prodrugs - selective chemical agents - are beginning to show potential as a cure for skin cancer
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Pesticides - keeping one step ahead
Organic chemists have developed myriad agents to kill pests
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The periodic tables of Mendeleev
How Mendeleev corrected the atomic weights of In, Ce and U, and thus constructed the remarkable Periodic Table of 1871
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Mendeleev - the man and his legacy...
A look at the life and work of Russia's most famous chemist, who died 100 years ago
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Flu drugs - pathway to discovery
If bird flu ever starts to transmit from human to human, with no effective vaccine available our only defence will be the antiviral drugs Relenza and Tamiflu
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Dealing with nuclear waste
Nuclear power is a low-carbon technology, but it does come with a catch: it produces waste that emits harmful radiation for many thousands, even millions of years. UK chemists, however, are working to produce materials and technology to deal with this problem.
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Microscale chemistry
The range of school experiments being done on the microscale is growing. Here are examples from Key Stage 3, through Key Stage 4, to A-level
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US chemical education going green
Kathryn Roberts meets Mary Kirchhoff, the new director of education at the American Chemical Society (ACS) in Washington DC
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Phenols in medicine
Phenol encountered in school or college chemistry laboratories demands special respect on account of its toxic and corrosive nature. But phenol and its derivatives do have a few medicinal surprises
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Drugs for dementia
About 10 per cent of men and women over 65, and nearly half of those over 80, have Alzheimer's disease
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Molecular computers - tomorrow's technology?
As the miniaturisation of silicon chips fast approaches its limit chemists are copying Nature in attempt to build computers atom by atom, molecule by molecule
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Investigating activation energies
A challenge for post-16 students to investigate the activation energies of the enzyme-catalysed and the inorganic-catalysed decomposition of hydrogen peroxide