H1N1 Virus Can Be Killed by Acidic Ozone Water

H1N1 Virus Can Be Killed by Acidic Ozone Water

Chemistry / Biochemistry

created Nov 09, 2009 | popularity 4.5 / 5 (44) | comments 16

(PhysOrg.com) -- Scientists have found that acidic ozone water can deactivate H1N1 viruses very effectively, offering a promising disinfectant for the millions of people trying to avoid the disease. Acidic ...


Porphyrin Dimers Increase Efficiency of Dye-Sensitized Solar Cells

Porphyrin Dimers Increase Efficiency of Dye-Sensitized Solar Cells

Chemistry / Materials Science

created Oct 30, 2009 | popularity 4.5 / 5 (12) | comments 1

(PhysOrg.com) -- Porphyrins are most commonly thought of as the pigment in red blood cells, but now scientists have found that porphyrins can also be used to increase the efficiency of an inexpensive type ...


Scientists Make Ink Disappear, Make Paper Reusable

Scientists Make Ink Disappear, Make Paper Reusable

Chemistry / Materials Science

created Oct 27, 2009 | popularity 3.1 / 5 (16) | comments 4

(PhysOrg.com) -- Despite ongoing efforts to save the trees, many offices print high volumes of paper documents on a daily basis. Although many companies encourage paper recycling, both disposing of and recycling ...


Scientists Use Inkjet Printer to Manipulate Genes in New Ways

Scientists Use Inkjet Printer to Manipulate Genes in New Ways

Chemistry / Biochemistry

created Oct 05, 2009 | popularity 4.8 / 5 (17) | comments 0

(PhysOrg.com) -- With recent advances in biochemistry, researchers can control the circuitry in a developing cell, thereby influencing cells to develop into specific phenotypes. Taking a step forward in this ...


How Did Evolution Begin?

How Did Evolution Begin?

Chemistry / Biochemistry

created Sep 28, 2009 | popularity 4.3 / 5 (28) | comments 17

(PhysOrg.com) -- Life's ability to replicate itself is essential for evolution, yet even the simplest kind of replication requires a relatively complex system. So what kind of non-replicating system might ...


'Look Mom No Electricity': Transmitting Information with Chemistry

'Look Mom No Electricity': Transmitting Information with Chemistry

Chemistry / Analytical Chemistry

created Jun 19, 2009 | popularity 4 / 5 (13) | comments 19

(PhysOrg.com) -- While information technology is generally thought to require electrons or photons for transmitting information, scientists have recently demonstrated a third method of transmission: chemical ...


'Kind and Gentle' Molecular Machine Could Operate at Near-Equilibrium

'Kind and Gentle' Molecular Machine Could Operate at Near-Equilibrium

Chemistry /

created Dec 20, 2007 | popularity 4.4 / 5 (30) | comments 2

Molecular machines – tiny machines made of molecules that do mechanical work – are usually thought to operate in a state of non-equilibrium. This makes sense, considering that macro-sized machines operate ...


Argonne scientists use bacteria to power simple machines (w/ Video)

Argonne scientists use bacteria to power simple machines (w/ Video)

Chemistry / Biochemistry

created Dec 16, 2009 | popularity 4.8 / 5 (4) | comments 0

(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Argonne National Laboratory and Northwestern University, Evanston, have discovered that common bacteria can turn microgears when suspended in ...


New way to break some of the strongest chemical bonds

New way to break some of the strongest chemical bonds

Chemistry / Materials Science

created Dec 16, 2009 | popularity 4.6 / 5 (24) | comments 0

(PhysOrg.com) -- Scientists at Cornell University in the U.S. have found a new way of breaking two of the strongest chemical bonds, at ambient temperature and pressure, and this breakthrough could lead to ...


Scientists isolate new antifreeze molecule in Alaska beetle

Chemistry / Biochemistry

created Dec 14, 2009 | popularity 5 / 5 (14) | comments 4

Scientists have identified a novel antifreeze molecule in a freeze-tolerant Alaska beetle able to survive temperatures below minus 100 degrees Fahrenheit. Unlike all previously described biological antifreezes that contain ...


Entropy alone creates complex crystals from simple shapes, study shows

Entropy alone creates complex crystals from simple shapes, study shows

Chemistry / Materials Science

created Dec 09, 2009 | popularity 4.9 / 5 (21) | comments 2

(PhysOrg.com) -- In a study that elevates the role of entropy in creating order, research led by the University of Michigan shows that certain pyramid shapes can spontaneously organize into complex quasicrystals.


violin

Secret behind the composition of the varnish on Stradivari violins revealed

Chemistry / Analytical Chemistry

created Dec 04, 2009 | popularity 4.7 / 5 (23) | comments 3

(PhysOrg.com) -- Antonio Stradivari is the most famous instrument maker of all time. He was especially famous for his violins, which he produced in Cremona from about 1665 until his death in 1737. In particular, ...


Researchers develop cheap, easy 'kitchen chemistry' to perform formerly complex synthesis

Chemistry / Analytical Chemistry

created Dec 04, 2009 | popularity 4.6 / 5 (12) | comments 0

A team at The Scripps Research Institute has made major strides in solving a problem that has been plaguing chemists for many years: how best to break carbon-hydrogen bonds and then to create new bonds to join molecules together. ...


Innovation puts next-generation solar cells on the horizon

Chemistry / Materials Science

created Dec 01, 2009 | popularity 4.3 / 5 (30) | comments 12

In a world first, a Monash University-led international research team has developed an innovative way to boost the output of the next generation of solar cells.


Sandia CR5

Machine Converts CO2 into Gasoline, Diesel, and Jet Fuel

Chemistry / Biochemistry

created Nov 23, 2009 | popularity 4.4 / 5 (45) | comments 25

(PhysOrg.com) -- Researchers at Sandia National Laboratories have built a machine that uses the sun's energy to convert carbon dioxide waste from power plants into transportation fuels such as gasoline, diesel, ...