RSC - Advancing the Chemical Sciences


Chemistry World

 

News January 2010


Ketene

Ketene comes in from the cold

31 January 2010

Chemists show how a long-neglected but potentially versatile functional group can be incorporated into a range of polymer systems


Nano safety

Slack nano safety

31 January 2010

Many researchers working with nanomaterials use inadequate protection, if any at all, claims new study


UCLA

UCLA faces possible criminal charges for chemistry lab death

29 January 2010

US university awaits news on whether it faces criminal charges for fatal lab accident


Nanofibre

Polymer nanofibres smash energy record

29 January 2010

Direct-write piezoelectric 'nanogenerators' based on organic nanofibres could power miniature devices with their impressive energy conversion efficiency


Dark green crystal of hexasilabenzene isomer

Silicon goes aromatic

29 January 2010

An analogue of benzene made from Si atoms reveals a new kind of aromaticity


damaged bone tissue

Gold nanoparticles highlight bone damage

29 January 2010

Three-dimensional imaging of damaged bone tissue could be used to predict weak points and the risk of fractures in humans


AstraZeneca cuts jobs

AstraZeneca's workforce slashed again

28 January 2010

Research and development takes a hit as AstraZeneca announces plans to slash another 8,000 jobs worldwide


Ti-coated carbon nanotubes

Better batteries with nano-cables

28 January 2010

Bright future for high-capacity Li-ion batteries from titanium dioxide coated carbon nanotubes


Helium

US helium strategy threatens supply

28 January 2010

The US should change how helium is sold from its federal stockpile to remove influence over world markets and avert national shortages


Star-shaped polymers

Self-healing polymers prolong lubricant lifetime

28 January 2010

UK scientists have created polymers that can repair themselves and could maintain the physical properties of oils for longer


Polly Arnold

Interview: Unleashing Uranium

28 January 2010

Polly Arnold talks about Pac-man molecules, f-block chemistry and the countryside


Breaking strong carbon bonds

Cracking carbon-carbon bonds

27 January 2010

US chemists discover a tungsten complex that can break a strong carbon-carbon bond in an aromatic ring


Limonene

Fruity route to control asymmetric syntheses

27 January 2010

UK chemists find a quick, inexpensive route to make a key sulfide reagent for asymmetric organic syntheses with the help of limonene


Dana Spence

Interview: Finding answers in blood

27 January 2010

Dana Spence discusses the role of red blood cells in diseases such as diabetes and multiple sclerosis and the importance of a foundation in Chemistry


Chemical safety

EPA targets chemical confidentiality loopholes

26 January 2010

US Environmental Protection Agency to reject confidentiality claims that prevent names of chemicals identified as potential health risks being made public


Brazil

Braskem aims for the skies

26 January 2010

Brazil's Braskem merges with its rival Quattor Petroquimica to become the Americas' largest resin producer


The Royal Institution: two centuries of impact

The Royal Institution: two centuries of impact

26 January 2010

A former director of research says the Royal Institution's key role in cutting edge research should not be forgotten


Nazario Martín

Interview: The beauty of fullerenes

26 January 2010

Nazario Martín talks about C60, the energy crisis and chemistry in Spain.


China catching up US

US science lead slips

25 January 2010

US could be losing its edge in science and engineering as China ramps up research efforts


Modifying siRNA

Stabilising RNAs enhances gene silencing in tumours

25 January 2010

Chemically modified, stabilised RNA molecules find their way into cells more easily, claim researchers


Neuron network

Neuron array advances toxicity testing

25 January 2010

Scientists in Germany propose a reliable in vitro assay for neurotoxicology testing, which could offer an alternative to animal testing


Boron cluster

Boron cluster forms unique ring system

24 January 2010

Concentric double pi-structure doesn't exist in organic compounds


Colour-change hydrogel

Gel turns clear for cocaine detection

22 January 2010

Aptamer-based hydrogel can simply and quickly detect minute amounts of drug


Nanotechnology protests in France

Chaos at French nanotech debates

22 January 2010

Protestors have caused the public to be banned from nanotechnology debates taking place across France


Handshake

Biosuccinic acid ready for take off?

21 January 2010

With oil prices rising, the chemical industry is looking for alternative feedstocks, could biosuccinc acid be the answer?


Alain Fuchs

Chemist named new CNRS head

21 January 2010

Chemical engineer Alain Fuchs has been named the new president of the CNRS, France's massive government funded research organisation


Concern over BPA in baby bottles

FDA shifts on BPA safety

21 January 2010

US Food and Drug Administration revises previous stance on bisphenol A, admitting it does have concerns over the safety of the controversial chemical


Hydrogel

Hydrogel self-heals in seconds

20 January 2010

New tough hydrogel heals itself after a cut in just three seconds and is a cinch to prepare


Drug capsules

Screw tightens on pay-for-delay drug deals

20 January 2010

Pharma's delaying tactics for generic drug market entry come under closer scrutiny on both sides of the Atlantic


Disilicate

Disilicate synthesis success

20 January 2010

Researchers synthesise compound with direct bond between two silicate moieties for the first time


Cosmetic electrochemistry

Cosmetic electrochemistry

20 January 2010

A cosmetic product lends a hand in fabricating microelectrode sensors


Contactless-DEP technology

Cancer detection by electrical signature

20 January 2010

Separating live and dead leukaemia cells could provide an automated system for early cancer detection


Carbon nanotube composite

Exploiting nanotubes for electrochemical sensors

20 January 2010

A cheap and easy to make carbon nanotube-based composite material for electrochemical sensors has been developed by Chinese scientists


Smoothing out the bumpy surface of gold

Giving gold a smooth ride

19 January 2010

Gold surfaces polished atomically smooth by Fenton's reagent


Diazo compound

New 'click' reaction to modify proteins

19 January 2010

A cyclic diazo compound can attach to the phenol ring of tyrosine under mild conditions providing a new route to modify proteins


Circular chip

Circular chips study nerve cells

19 January 2010

Investigating neurodegenerative diseases using a circular microfluidic platform


Probe DNA attached to electrode

Simple biosensors for immune disease monitoring

19 January 2010

DNA-based electrochemical sensors allow simple quantitative monitoring of autoimmune-diseases


Indolyne

Bending the rules for arynes

18 January 2010

Distorted indolynes reveal new selectivity rules


Organic reaction

Magnetic iron nanocatalysts

18 January 2010

Unmodified iron nanoparticles make efficient catalysts for C-C bond forming reactions


bis-salicyclaldoximato complexes of Cu(II)

Zwitterionic metal salt extractants

18 January 2010

Ligands that could allow recovery of industrially important metal ions have been developed by UK scientists


Enzyme active site

Sugars synthesised with help of promiscuous enzyme

17 January 2010

Researchers use an unfussy enzyme in new method to make sugar molecules that could lead to new vaccines and other important compounds


China

China: act on scientific fraud

15 January 2010

China called on to ensure researchers' scientific integrity after UK-based journal is forced to retract dozens of Chinese papers with falsified data


Calculating hydrogen's molecular energy with quantum computers

Quantum computer hits hydrogen bullseye

15 January 2010

A basic quantum computer has successfully calculated hydrogen's molecular energy


Sucking carbon dioxide out of the air

Capturing carbon with copper

15 January 2010

A team of researchers in the Netherlands have devised a trap that can pull carbon dioxide out of the air


Caenorhabditis elegans

Lifetime on a chip

15 January 2010

Microfluidic device makes it simple to watch worms age


Helping to find new drugs

Behavioural fingerprints point to potential drugs

14 January 2010

New high throughput screening technique generates behavioural fingerprints based on the responses of fish larvae to potential drugs


Egyptian eyes

Cures in ancient Egyptian cosmetics

14 January 2010

New research suggests ancient Egyptians could have deliberately used lead-based cosmetics to help prevent eye infections


Japanese research funding

Japan research funding safe

14 January 2010

Research and university funding in Japan appears safe after recent threatened cuts, but some larger programmes still face sharp cutbacks


Helical organisation

Tune in for sensitive explosive detection

14 January 2010

A fluorescent organic molecule can be tuned to provide sensitive detection of explosive vapours


Click chemistry in live mice

Click chemistry reveals sugar synthesis in live animals

13 January 2010

Clever click chemistry allows the biosynthesis of glycans - key components in cellular processes - to be monitored in living mice


Electroporation technique

Tackling rogue tumour cells

13 January 2010

Secondary cancer could be prevented by removing residual cells in the blood


Syngas refinery

Enhancing catalytic activity

12 January 2010

Rare-earth metals increase hydrogen production from methane oxidation claim Chinese scientists


Tetracarboxylate isomers

Symmetry springs a surprise

12 January 2010

Chemists discover two isomers with identical symmetry but different properties


Nano in food

Lords call for clarity over nanotech in food

12 January 2010

Report urges research into safety of nanomaterials and criticises food industry for lack of transparency


Chemical mixtures

EU to look into chemical mixture exposure

12 January 2010

EU Council asks whether current legislation adequately assesses risks from exposure to multiple chemicals from different sources


Paying for the clean up

EPA: Bankrupt chemical firms must pay for site clean up

11 January 2010

US Environmental Protection Agency proposal to ensure chemical firms have cash to clean up abandoned facilities should they go bankrupt


Focusing on chemicals

Evonik refocuses

11 January 2010

German conglomerate Evonik refocuses operations on its chemical business to push its position in the speciality chemicals arena


Lockable molecular motor

Locking molecular motors

11 January 2010

Dutch scientists have designed a molecular motor that can be locked using an acid and unlocked using a base


Glass of water in sun

Photocatalyst sees the light

11 January 2010

Energy saving bismuth photocatalyst works under visible light


Drug delivery mechanism

Monitoring drug release as it happens

11 January 2010

A drug-delivery system that tracks the fate of drugs has been developed by scientists in Israel


Tetracycline

Antibiotic decay products reverse resistance

10 January 2010

Breakdown products of an antibiotic can reverse resistance to the compound, possibly explaining why sensitive and resistant organisms can co-exist


Academics threaten to leave UK

Hefce takes more hits over impact

08 January 2010

Independent report calls for flexibility in new research impact assessment as academics threaten to leave the UK if the measures are introduced


LED TV

LED TVs spark trimethylgallium price rise

08 January 2010

TVs backlit by LEDs have caused the first price rise for trimethylgallium in industry players' memories


Taking a close look at research papers

Chemists slam Science paper

07 January 2010

Scientists accuse the journal Science of failings in its peer review system as claims in a recent paper prompt harsh criticism from chemists


Two-faced catalyst

Upgrading biomass to gasoline

07 January 2010

Two-faced catalyst to upgrade crude bio-oil into useful fuel


Molybdenum oxide wheel

Giant nanowheel mystery solved

07 January 2010

The self-assembly of huge molybdenum wheels relies on the spontaneous formation of an temporary internal template


Twisted hydrogen bonding in an enzyme acitive site

Enzymes do the twist

06 January 2010

The way enzyme catalysts bind molecules to speed up their reactions is not as simple as once thought, say chemists from the UK and Spain


Judges hammer

UK libel laws threaten scientific debate

06 January 2010

A libel lawsuit has succeeded in silencing a Danish radiologist who has questioned the safety of a drug


recylcing carbon dioxide

Minimising carbon dioxide emissions

06 January 2010

UK scientist demonstrate an integrated process to make energy and cyclic carbonates from methane combustion


Taking a close look at research

Red card for REF

05 January 2010

Consultation exercise highlights controversy over impact assessment element of the UK's proposed Research Excellence Framework


Blue sea mussels

Use mussels to look younger

05 January 2010

An amino acid found in mussels makes a biocompatible hydrogel for tissue engineering and wrinkle filling.


Holding off global warming

Copenhagen: after the circus

04 January 2010

A burning disappointment or the best that could have been hoped for?