搜索结果: 1-15 共查到“国际动态 理学 nanoparticles”相关记录16条 . 查询时间(0.056 秒)
Engineers at MIT and the University of Massachusetts Medical School have designed a new type of nanoparticle that can be administered to the lungs, where it can deliver messenger RNA encoding useful p...
Nanoparticles may have bigger impact on the environment than previously thought（图）
nanoparticle environment bigger impact on
2019/10/17
Over the last two decades, nanotechnology has improved many everyday products, from microelectronics to sunscreens. Nanoparticles (particles just a few hundred atoms in size) are ending up in the envi...
Researchers Inadvertently Boost Surface Area of Nickel Nanoparticles for Catalysis（图）
Researchers Boost Surface Area Nickel Nanoparticles Catalysis
2017/12/18
Ni nanoparticles (NPs) catalyze many chemical reactions, in which they can become contaminated or agglomerate, resulting in poorer performance. We report deposition of silica (SiO2) onto Ni NPs from t...
Penn Engineers Develop Filters That Use Nanoparticles to Prevent Slime Build-up（图）
Penn Engineers Filters Nanoparticles Prevent Slime Build-up
2017/11/23
Filtration membranes are, at their core, sponge-like materials that have micro- or nanoscopically small pores. Unwanted chemicals, bacteria and even viruses are physically blocked by the maze of mesh,...
Study in Nature:Engineers find better way to detect nanoparticles（图）
Nature Engineers detect nanoparticles
2017/9/5
Specifically, the two tuning nanoscatterers set the resonator at an "exceptional point," a special state of a system at which unusual phenomena may occur. The third nanoscatterer perturbs the system, ...
A team of chemists led by Carnegie Mellon University’s Rongchao Jin has for the first time conducted site-specific surgery on a nanoparticle. The procedure, which allows for the precise tailoring of n...
Blood serum proteins have been observed combining one-to-one with gold nanoparticles and prompting them to aggregate, scientists at Rice University reported.This is unexpected, according to Rice resea...
Light-activated nanoparticles prove effective against antibiotic-resistant “superbugs”
Light-activated nanoparticles antibiotic-resistant superbugs
2016/2/22
In the ever-escalating evolutionary battle with drug-resistant bacteria, humans may soon have a leg up thanks to adaptive, light-activated nanotherapy developed by researchers at the University of Col...
Scientists trace nanoparticles from plants to caterpillars（图）
Scientists trace nanoparticles plants to caterpillars
2014/12/30
The study, one of the first to examine how nanoparticles move through human-relevant food chains, found that nanoparticle accumulation in both plants and animals varied significantly depending upon th...
An inside job: UC-designed nanoparticles infiltrate, kill cancer cells from within（图）
cancer cells infiltrate
2014/12/1
Conventional treatment seeks to eradicate cancer cells by drugs and therapy delivered from outside the cell, which may also affect (and potentially harm) nearby normal cells.
Spiraling light, nanoparticles and insights into life's structure（图）
Spiraling light nanoparticles
2014/12/1
ANN ARBOR—Twisted light from ancient stars may have played a role in locking in aspects of the structure of life on Earth, and new findings from the University of Michigan provide insights into how th...
Nanoparticles accumulate quickly in wetland sediment
wetland sediment Nanoparticles accumulate
2014/10/9
A Duke University team has found that nanoparticles called single-walled carbon nanotubes accumulate quickly in the bottom sediments of an experimental wetland setting, an action they say could indire...
Gold nanoparticles help target, quantify breast cancer gene segments in a living cell
Gold nanoparticles help target, quantify breast cancer gene segments in a living cell
2014/5/13
Alternative messenger RNA (mRNA) splicing is a fundamental process of gene regulation, and errors in RNA splicing are known to be associated with a variety of different diseases. However, there is cur...
Atmospheric Nanoparticles Impact Health, Weather Prof Says
Atmospheric Nanoparticles Health Weather
2010/3/4
Nanoparticles are atmospheric materials so small that they can’t be seen with the naked eye, but they can very visibly affect both weather patterns and human health all over the world – and not in a g...
Gold, copper nanoparticles take center stage in the search for hydrogen production catalysts
X-ray Gold copper nanoparticles
2007/3/29
28-Mar-2007，CHICAGO, IL -- X-ray studies at the U.S. Department of Energy (DOE) Brookhaven National Laboratory are pointing the way to less costly and more efficient catalysts for improving the perfor...