نتایج جستجو برای: green nanotechnology
تعداد نتایج: 151385 فیلتر نتایج به سال:
The study's objective is to find out the difference between scholar of research sample in awareness Green nanotechnology on scaleas a whole and each its fields. depended (136) specimen mem women scholars fourth stage / Department Chemistry at College Education for Pure Sciences Ibn Al-Haytham Iraq (2022-2023 AD) morning evening studies, (65%) scientific community, It was picked random with rela...
Matter waves originating from a localized region in space appear commonly in physics. Examples are photo-electrons, ballistic electrons in nanotechnology devices (scanning-tunneling microscopy, quantum Hall effect), or atoms released from a coherent source (atom laser). We introduce the energy-dependent Green function as a suitable tool to calculate the arising currents. For some systems experi...
A concerted effort is being made to insert Prevention through Design principles into discussions of sustainability, occupational safety and health, and green chemistry related to nanotechnology. Prevention through Design is a set of principles that includes solutions to design out potential hazards in nanomanufacturing including the design of nanomaterials, and strategies to eliminate exposures...
Nanotechnology and green chemistry can have much in common from the point of view of processes, considering the possibilities of improving efficiency and quality, achieving a better economy of atoms and energy, promoting catalysis under mild and sustainable conditions, and facilitating online monitoring of production lines and environment. Some of these aspects are dealt with in this paper, foc...
The development of green and safe processes for the synthesis of nanomaterials is one of the main aspects of nanotechnology. In this study, a biological, inexpensive and rapid process for the fabrication of palladium nanoparticles using the aqueous broth of Pistacia Atlantica fruit as a novel biomass product is reported without using extra surfactant, capping agent, and template. The synthesize...
The integration of green chemistry to nanotechnology is one of the most alarming and explored area for the nanoscience researcher. The towering environmental issues had attracted the researchers towards the novel green synthesis of nanoparticles in biological systems such as bacteria, fungi and plants [3]. However, exploration of the plant extracts as the medium of synthesis has heightened inte...
There is little doubt that nanomaterials will play a key role in many technologies of the future. One key aspect of nanotechnology concerns the development of reliable experimental protocols for the synthesis of nanomaterials over a range of chemical compositions, sizes and high monodispersity. In the context of the current drive to develop green technologies in materials synthesis, this aspect...
چکیده ندارد.
In the current century, nanotechnology has gained great interest due to its ability modify size of metals nanoscale, which dramatically changes physical, chemical, and biological characteristics relative their bulk counterparts. The approaches used create nanoparticles (NPs) are و chemical وbiological. shortcomings in physical synthesis approaches, such as generation toxic by-products, energy c...
Nanotechnology is anticipated to open novel opportunities to prevent and fight against diseases using atomic scale tailoring of materials [1-3]. In the field of nanotechnology, the synthesis of nanoparticles of different sizes, shape, chemical compositions and controlled morphology with high dispersityis essential because they exhibit unique properties, which are not observed in bulk materials ...
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