Results 41 to 50 of about 2,088,891 (354)

The Effect of Nanoparticles Additives on Impact Strength of Metal Matrix Composites [PDF]

open access: yesEngineering and Technology Journal, 2017
The impact strength of Al6061/SiC metal matrix composites reinforced with nanoparticles of weight percentage (3%, 6%, 9% & 12%) was studied. The composites were fabricated using liquid metallurgy technique.
N.J. Abdul kader   +2 more
doaj   +1 more source

Bacitracin-Ag Nanoclusters as a Novel Antibacterial Agent Combats Shigella flexneri by Disrupting Cell Membrane and Inhibiting Biofilm Formation

open access: yesNanomaterials, 2021
A novel nanomaterial Bacitracin-Ag Nanoclusters (Bacitracin-AgNCs) was formed to achieve a better antibacterial effect on Shigella flexneri which poses a serious threat to human health.
Lin Wang, Liu Liu, Xiaotong Zhou
doaj   +1 more source

Safety assessment of the substance, montmorillonite clay modified with hexadecyltrimethylammonium bromide, for use in food contact materials

open access: yesEFSA Journal, 2019
The EFSA Panel on Food Contact Materials, Enzymes and Processing Aids (CEP) assessed the safety of montmorillonite clay modified with hexadecyltrimethylammonium bromide (HDTA) when used as an additive at up to ■■■■■ in polylactic acid (PLA) bottles ...
EFSA Panel on Food Contact Materials, Enzymes and Processing Aids (CEP)   +26 more
doaj   +1 more source

Comparison of CrN, AlN and TiN Diffusion Barriers on the Interdiffusion and Oxidation Behaviors of Ni+CrAlYSiN Nanocomposite Coatings

open access: yesCrystals, 2021
CrN, AlN, TiN layer were prepared as diffusion barriers between the K417 substrate and Ni+CrAlYSiN nano composite coatings via vacuum arc evaporation. Oxidation kinetics and microstructure evaluation of these nano coating systems at 1000 °C after 100 h ...
Lijuan Zhu   +5 more
doaj   +1 more source

An Analysis of the Effect of Modern Driving Forces on Culture and Cultural Politics in Iran [PDF]

open access: yes‫سیاست متعالیه‏, 2020
The purpose of the present research is to study the effect of modern driving forces on the realm of culture and policy-making in Iran. This research is merely focused on technological driving forces and relies on a four-type classification of modern ...
Farshad Mahdipour
doaj   +1 more source

Size Matters: Problems and Advantages Associated with Highly Miniaturized Sensors

open access: yesSensors, 2012
There is no doubt that the recent advances in nanotechnology have made it possible to realize a great variety of new sensors with signal transduction mechanisms utilizing physical phenomena at the nanoscale. Some examples are conductivity measurements in
Andreas B. Dahlin
doaj   +1 more source

Nano/microplastics in water and wastewater treatment processes - Origin, impact and potential solutions.

open access: yesWater Research, 2019
The presence of nano and microplastics in water has increasingly become a major environmental challenge. A key challenge in their detection resides in the relatively inadequate analytical techniques available preventing deep understanding of the fate of ...
Marie Enfrin, L. Dumée, Judy Lee
semanticscholar   +1 more source

Circularly polarized luminescence from organic micro-/nano-structures

open access: yesLight: Science & Applications, 2021
Circularly polarized light exhibits promising applications in future displays and photonic technologies. Circularly polarized luminescence (CPL) from chiral luminophores is an ideal approach to directly generating circularly polarized light, in which the
Yongjing Deng   +5 more
semanticscholar   +1 more source

Hollow MnO2 as a tumor-microenvironment-responsive biodegradable nano-platform for combination therapy favoring antitumor immune responses

open access: yesNature Communications, 2017
Herein, an intelligent biodegradable hollow manganese dioxide (H-MnO2) nano-platform is developed for not only tumor microenvironment (TME)-specific imaging and on-demand drug release, but also modulation of hypoxic TME to enhance cancer therapy ...
Guangbao Yang   +7 more
semanticscholar   +1 more source

Direct measurement of single soft lipid nano-tubes: nano-scale information extracted in non-invasive manner

open access: yes, 2012
We investigated the dynamics of single soft nano-tubes of phospholipids to extract nano-scale information such as size of tube, which are several tens to hundreds of nano-meters thick.
Ichikawa, Masatoshi, Yamamoto, Akihisa
core   +1 more source

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