Angling for gold: New model provides an alternative description of atomic level gold bonding
(Phys.org)—A study on how gold atoms bond to other atoms using a model that takes into account bonds direction has been carried out by physicist Marie Backman from the University of Helsinki, Finland, and ...
Chemists develop nose-like sensor array to 'smell' cancer diagnoses
In the fight against cancer, knowing the enemy's exact identity is crucial for diagnosis and treatment, especially in metastatic cancers, those that spread between organs and tissues. Now chemists led by ...
Finding more efficient catalysts for sunlight-powered hydrogen production
Hydrogen is crucial for the oil-refining industry and the production of essential chemicals such as the ammonia used in fertilizers. Since producing hydrogen is costly, scientists have long searched for alternative, ...
Philippine gold mine struggles to plug waste spill
The Philippines' largest gold mine said Tuesday it was struggling to contain a waste spillage from its tailings dam which has forced it to suspend operations for the past month.
Spanish researchers report a promising start for new anticancer drug
Spanish researchers have developed on a nanometric scale a new drug that combines photothermia and chemotherapy to help fight cancer.
A new use for atomically engineered gold
A University of Central Florida assistant professor has developed a new material using nanotechnology, which could help keep pilots and sensitive equipment safe from destructive lasers.
The latest advance in imaging technology helps optimize catalysts for use in onboard fuel processing
The presence of carbon monoxide (CO) impurities in hydrogen gas (H2) can have a detrimental impact on the performance of fuel cells. Recent studies have shown that gold nanoparticles—particles less than ...
Glowing flowers for ultra-trace analysis of TNT
(Phys.org)—Highly sensitive and highly selective tests are important for the early detection of disease, the detection of environmental toxins, or for the detection of explosives at airports. Increased ...
Gold hits its golden age as a high-tech material
Gold isn't just for wedding bands anymore.
Gold nanorods hitch ride on immune cells that target breast tumors
One of the challenges in treating cancer, whether using nanotechnology or not, is that tumors can often be inaccessible to the therapies designed to kill them. Mostafa El-Sayed, of the Georgia Institute of Technology, and ...
Scientists' gold discovery sheds light on catalysis
(Phys.org) -- A physicist at the University of York has played a key role in international research which has made an important advance in establishing the catalytic properties of gold at a nano level.
First single-molecule measurement of Van Der Waals interactions at metal-organic interface
A team of researchers at Columbia Engineering, led by Applied Physics and Applied Mathematics Associate Professor Latha Venkataraman and in collaboration with Mark Hybertsen from the Center for Functional ...
Oh, my stars and hexagons! DNA code shapes gold nanoparticles
(Phys.org) -- DNA holds the genetic code for all sorts of biological molecules and traits. But University of Illinois researchers have found that DNA's code can similarly shape metallic structures.
Philippines says mine waste spill contained
A waste spillage at the Philippines' largest gold mine has been contained after the slime threatened to contaminate one of the country's largest rivers, the government said Saturday.