New technique to yield gold from crop plants

Apr 14, 2013· The gold found in plants are nanoparticles, so there may be great potential for the chemical industry, which uses gold nanoparticles as catalysts for chemical reactions, Anderson sa...

Harvesting Gold Nanoparticles WIth Alfalfa Plants

Ordinary alfalfa plants are being used as miniature gold factories that one day could provide the nanotechnology industry with a continuous harvest of gold nanoparticl Alfalfa extracts gold from the medium and stores it in the form of nanoparticles -- specks of gold less than a billionth of a meter across according to a press release from ....

Nanoparticulate material delivery to plants

The formation and growth of gold nanoparticles [Au NPs] inside live alfalfa plants and sesbania seedlings grown in gold enriched media was reported , Microscopic and X-ray absorption studies confirmed the nucleation and growth of nanoparticles inside plants...

Jorge Gardea

Jorge Gardea-Torresdey is a Mexican-American chemist and academic He is the Dudley Professor of Chemistry and Environmental Science and Engineering at the University of Texas at El Paso (UTEP) In 2002, he led a team that discovered the ability of alfalfa to take up gold from soil and to store it in the form of nanoparticl Biography Gardea-Torresdey grew up in Parral, a mining area in ....

US8394421B2

Systems and methods for synthesizing silver nanoparticles (SNPs) using Trichoderma fungi have been developed In an aspect, Trichoderma reesei was used for the extracellular synthesis of silver nanoparticl In the biosynthesis of metal nanoparticle by a fungus, one or more enzymes or metabolites are produced that reduce a salt to its metallic solid nanoparticles through a catalytic ,...

Scientists Mine Gold With Alfalfa

Jan 07, 2006· Those alfalfa plants are mining gold And if his research continues to hit pay dirt, someday gold used in everything from medical procedures to high ,...

Phytomining

Phytomining, nanoparticles and catalysts, In 2002, a research group led by Prof Jorge Gardea-Torresdey at the University of Texas at El Paso (USA) reported their discovery of gold nanoparticles in alfalfa plants This fascinating report precipitated a plethora of research studies that have analysed and imaged the properties of gold in plants...

gold nanoparticles harvesting

Harvesting Gold Nanoparticles WIth Alfalfa Plants Slashdot Rocky Mudbutt writes: "An international research team from the University of Texas-El Paso (UTEP) and Mexico advanced the work at the Stanford Synchrotron Radiation Laboratory (SSRL)Ordinary alfalfa plants are being used as miniature gold factories that one day could provide the nanotechnology industry with a continuous harvest of ....

Truly green nanotechnology

Jun 21, 2007· The first report of live plants synthesizing nanoparticles appeared in 2002 when it was shown that gold nanoparticles, ranging in size from 2 to 20 nm, could form inside alfalfa seedlings ("Formation and Growth of Au Nanoparticles inside Live Alfalfa Plants")...