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Chemistry World June 5, 2012 Simon Perks |
Chiral separation with micro-flows How do you separate enantiomers without any kind of chiral recognition between molecules? The answer it seems is to use asymmetric flow in a micro-fluidic channel. |
Chemistry World November 4, 2010 Mike Brown |
World's smallest chromatography column Single metal-organic framework crystals can be used to separate mixtures of dyes just like a miniature chromatography column, say scientists in the US. |
Chemistry World June 18, 2014 Michael Parkin |
Separation by levitation A team in the US has shown that enantiopure and racemic crystals can be separated by magnetic levitation. |
Chemistry World September 9, 2014 Katie Bayliss |
Colloidal caterpillars get a wiggle on Researchers have devised a new method to transport micro cargo -- by attaching it to chains of colloidal particles that wiggle their way through liquid crystals. |
Chemistry World March 27, 2014 Simon Hadlington |
Popcorn-like explosion of single crystals explained Chemists have created single crystals of metal coordination complexes that explode violently when exposed to UV light, leaping high into the air. |
Reactive Reports Issue 33 David Bradley |
Two-faced Liquid Crystals A new class of programmable liquid crystals could be used to make variable optical filters for laboratory instrumentation and digital cameras; they might even be used to treat dyslexia. |
Technology Research News April 9, 2003 |
Liquid crystals go 3D Researchers from Sheffield University in England and the University of Pennsylvania have unlocked some of the secrets of liquid crystals, materials that self-assemble into lattices of geometric shapes that are neither solid nor liquid, but somewhere between. |
Chemistry World June 2, 2010 Lewis Brindley |
Reactions in a crystal Crystals that can alter their composition without changing the structure of their solid lattice have been developed by US researchers. |
Chemistry World July 27, 2014 Simon Hadlington |
Propeller-shaped molecules give 2D polymers lift-off Crystal engineers have finally succeeded in achieving a goal that has eluded chemists for decades by unambiguously synthesizing two-dimensional polymer crystals, confirmed by single-crystal x-ray diffraction. |
Technology Research News November 19, 2003 |
Liquid Crystal Tunes Fiber Researchers have combined photonic crystal and liquid crystal to make an optical fiber whose properties can change according to temperature. The combination allows the researchers to change the properties of the light inside the fiber. |
Chemistry World May 19, 2011 Jon Cartwright |
Liquid crystals spot bacteria to order Liquid crystals could one day be used as bio-sensors, detecting the presence of minute amounts of pathogens. That is the claim of a US group of researchers, who have demonstrated how a liquid crystal changes orientation in the presence of bacteria. |
Chemistry World September 5, 2011 David Bradley |
Spiders, Grubbs' and polymer-powered nanomotors A chemical spider that spins a polymer thread using a simple catalyst could drive a nanomotor, according to researchers at Pennsylvania State University, US. |
Chemistry World September 18, 2012 Phillip Broadwith |
Caffeine crystals with an elastic bent Indian chemists have discovered a highly elastic but crystalline material made from caffeine. The crystals maintain their elasticity down to -100 C. |
IEEE Spectrum May 2006 Samuel K. Moore |
Poky Plastic Perks Up Materials scientists have invented the first polymer semiconductor to perform almost as well as the type of silicon used to drive flat-panel displays. |
Chemistry World September 20, 2012 Jon Evans |
World's smallest ice cube created Ice crystals must contain at least 275 water molecules, say German chemists. This size limit has implications for any process that involves ice particles, from cloud formation to making the perfect gin and tonic. |
Chemistry World November 28, 2007 Tom Westgate |
Molecular Traffic Spied in Nanoscale Tube Network Chemists in Germany have tracked single molecules diffusing through a porous solid for the first time. |
Chemistry World April 18, 2011 Kate McAlpine |
Shaping crystals with bio-tools Researchers in the US have developed a new approach for controlling crystal growth, borrowing tools from biology. |
Chemistry World March 9, 2006 Katharine Sanderson |
Covalent Bonds Crack Under the Strain Chemists must consider engineering principles when designing molecules following news that tough carbon-to-carbon bonds break easily under mechanical strain. |
Chemistry World June 12, 2008 Michael Gross |
Light Drives Plastic Motor Chemists in Japan have built a rotary motor driven purely by light shining onto a polymer film. |
Chemistry World July 24, 2009 Nina Notman |
Chiral isotropic liquids from achiral molecules Boomerang-shaped liquid crystal phase molecules that don't exhibit 'handedness' (chirality) have been found to form unusual chiral structures that spontaneously separate into left- and right-handed domains. |
Chemistry World November 18, 2013 Emily Skinner |
Encryption at the flick of a light switch Scientists have designed a grid of light responsive colloidal particles to function as pixels that could be used to create barcodes for cryptographic data storage. |
Bio-IT World April 16, 2004 Robert Frederickson |
Trial Separations Protein separation through the digital ProteomeChip microchip takes merely minutes, resulting in significantly increased productivity. |
IEEE Spectrum November 2012 Benjamin Gross |
How RCA Lost the LCD RCA owned the early patents but failed to commercialize the liquid crystal display |
Technology Research News August 25, 2004 Kimberly Patch |
Liquid Crystal IDs Pathogens Liquid crystal is not only the stuff of computer screens and watch displays, it is also how your cell membranes are structured. Combining the similarly structured artificial and biological materials makes a device that detects viruses and toxins. |
Chemistry World February 7, 2014 Emma Stoye |
Crystal ribbons grow on a curve Colleagues at Harvard University in the US investigated the effects of elastic stress on crystals, which is increased by growing them on a curved surface rather than a flat one. |
Chemistry World November 30, 2007 Lewis Brindley |
Crystal Clear Structure Prediction One team of researchers has hit the jackpot by correctly predicting the crystal structures of four organic molecules in a competition organized by the University of Cambridge. |
Chemistry World February 3, 2011 Ben Merison |
The mystery of the disappearing crystals UK chemists have analysed a fifty year old sample to find out why and say that it's down to impurities. This takes researchers a step closer to understanding why certain pharmaceutical drugs lose their therapeutic effect. |
Technology Research News September 24, 2003 Kimberly Patch |
Heated plastic holds proteins One important task for biochips is sorting proteins, but it's tricky business getting protein molecules to be where you want them and stay away from where you don't. A tiny, plastic-coated hot plate allows scientists to trap and release proteins on command. |
Chemistry World October 28, 2013 Jennifer Newton |
Crystal within a crystal Colleagues at the University of Strasbourg used a molecular tectonics strategy to prepare the crystals. |
Reactive Reports Issue 53 David Bradley |
Repulsive Particles Particles that one might expect to mutually repel somehow manage to form clusters in solution. This finding could be important for understanding how polymers become organized and improve the prospects of the burgeoning field of soft matter research. |
Chemistry World June 15, 2006 Jon Evans |
Through a CO2 Glass Darkly European researchers may have found a new way to capture and store CO2, by transforming it into a solid, glass-like substance. |
Chemistry World July 24, 2012 Laura Howes |
Silica coaxed into quasicrystal form Mesoporous silica has been coaxed into dodecagonal quasicrystal structures by scientists at Stockholm University, Sweden. |
Chemistry World November 21, 2012 James Urquhart |
Two-faced particles self-assemble in sync US scientists have synchronized the motion of colloidal magnetic spheres with a rotating magnetic field and found that the particles self-organize into micrometer-sized tubes. |
Chemistry World September 30, 2010 James Urquhart |
Weightlifting crystals Japanese researchers have created a co-crystal that reversibly bends like human muscle when exposed to ultraviolet and visible light. |
Chemistry World May 15, 2006 Jon Evans |
Selective DNA Crystals A molecular biologist has developed a molecular sieve using a DNA crystal with nanoscale channels. |
Geotimes June 2006 Stephen L. Gillett |
A Nanotechnology Revolution for the Geosciences Wastewater streams, acid-mine drainage, seawater, concentrated natural brines such as those in oilfields or saline lakes -- sometimes viewed now as problems -- all could become potential sources of materials with the help of nanotechnology. |
Reactive Reports Issue 33 |
Star Picks A series of full-text online books on chromatography by Dr. RPW Scott... The Accident Database, as its name would suggest, contains information on 13,000 records of accidents and close calls in industry... The microwave-assisted organic synthesis website |
Bio-IT World December 15, 2004 John Russell |
Waters' Triumph of the Tiny 1.7-micron particle chemistry edges Waters Corp. forward in the race to supply the most powerful liquid chromatography (LC) equipment, giving a boost to proteomic research and biomarker discovery. |
Chemistry World March 6, 2011 Mike Brown |
Molecules that walk, hop and jump 'Two legged' molecules walk, hop and fly across a receptor surface, according to researchers in the Netherlands and Ireland. The findings could help us understand how viruses and bacteria interact with cell membranes, they say. |
Chemistry World December 16, 2013 Tim Wogan |
Calculations predict stable eight nitrogen molecule Nitrogen could form an N 8 molecular crystal at low temperatures, according to density functional theory calculations done by Israeli and US researchers. |
Chemistry World May 28, 2008 Lewis Brindley |
Changing the face of a water splitting catalyst Australian chemists have grown crystals of the water-splitting catalyst titanium dioxide that are many times more reactive than usual. |
Chemistry World April 15, 2008 James Mitchell Crow |
Guessing Nature's Silica Secrets Chemists hoping to copy the way ocean-going organisms build intricate silica nanostructures have developed effective new mimics of two key biomolecules. |
Chemistry World August 24, 2015 Kira Welter |
Trapped nanoparticles could bring 'wet' computing a step closer Scientists in Switzerland have developed a way to quickly and reliably store, read, erase and rewrite information using colloidal nanoparticles. |
Chemistry World January 19, 2010 Simon Hadlington |
New 'click' reaction to modify proteins Chemists in the US have discovered a new way to attach small molecules to proteins and peptides under mild, aqueous reaction conditions. |
Chemistry World November 17, 2014 James Urquhart |
Beetle behind breath test for bank notes Simply breathing on money could soon reveal if it's the real deal or counterfeit thanks to a beetle-inspired ink that reversibly changes color in response to humidity. |
Technology Research News April 7, 2004 Eric Smalley |
Angle speeds plastic transistor Going with the flow is a good way to pick up speed, particularly for plastic transistors. Rotating the crystal 180 degrees can change the transistor's performance by as much as 3.5 times. |
Technology Research News July 28, 2004 Eric Smalley |
Photonic chips go 3D Computer chips made from photonic crystal promise better communications equipment and ultrafast, all-optical computers |
PC Magazine May 4, 2004 Alfred Poor |
What's New With Displays Our guide explains state-of-the-art display technology and looks ahead. |
Chemistry World August 24, 2012 Andy Extance |
Inert nanoshells succumb to iron will US chemists have made silica nanoshells susceptible to breakdown by proteins in our bodies, which should make them safer for drug delivery and medical imaging applications. |
Chemistry World January 11, 2008 Victoria Gill |
Fish Scales Hold Dazzling Secret Scientists in Israel have discovered the surprising secrets of the specialized crystals in fish skin that allow them to shimmer. |