搜索结果: 1-15 共查到“知识库 理学 nanoparticle”相关记录21条 . 查询时间(0.147 秒)
Effect of ZnO nanoparticle on cell viability,zinc uptake efficiency,and zinc transporters gene expression:a comparison with ZnO and ZnSO4
nano-ZnO bulk ZnO zinc transportation TPEN IEC-6 cells
2017/2/21
Zinc plays an important role in functional and structural integrity of cells. The aim of the current study was to compare cell viability, zinc uptake efficiency, and gene expression of metallothionein...
Mechanism of Hollow Nanoparticle Formation Due to Shape Fluctuations
Hollow Nanoparticle Formation Shape Fluctuations
2015/10/16
Shape fluctuations in nanoparticles strongly influence their stability. Here, we introduce a quantitative model of such shape fluctuations and apply this model to the important case of Pt-shell/transi...
From Mouse Mammary Tumor Model to New Therapeutic Method ---Mammary Tumor Development in Balb/c-Trp53+/- Mice and Magnetic Nanoparticle Induced Heating for Cancer Treatment
Breast cancer Magnetic nanoparticle Mammary gland Mouse tumor model Stem cell Thermotherapy
2014/12/10
PATHWAYS CONTRIBUTING TO DEVELOPMENT OF SPONTANEOUS MAMMARY TUMORS IN BALB/c-Trp53+/- MICE Mutation and loss of p53 function are common features among human breast cancers. We use BALB/c-Trp53+/- mice...
Nanoparticle Building Blocks for Functional Structures
Artificial enzyme Water-soluble catalyst
2014/11/20
A major goal in material science is achieving a desired function using structures fabricated with designed building blocks. Advanced synthetic and self-assembly techniques allow various nanomaterials ...
Oscillatory optical response of amorphous plasmonic nanoparticle arrays
Oscillatory optical response amorphous plasmonic nanoparticle arrays Optics
2012/5/29
The optical response of metallic nanoparticle arrays is dominated by localized surface plasmon excitations and is the sum of individual particle contributions modified by inter-particle coupling depen...
A photonic crystal cavity-optical fiber tip nanoparticle sensor for biomedical applications
photonic crystal cavity-optical fiber tip nanoparticle sensor biomedical applications Optics
2012/4/19
We present a sensor capable of detecting solution-based nanoparticles using an optical fiber tip functionalized with a photonic crystal cavity. When sensor tips are retracted from a nanoparticle solut...
We report the fabrication of nanoparticle silver oxide thin films by rf magnetron sputtering and characterization of their nonlinear optical properties. The chemical decomposition and reversibility of...
Controlled Buckling and Crumpling of Nanoparticle-Coated Droplets
Controlled Buckling Crumpling of Nanoparticle-Coated Droplets
2010/11/24
We introduce a new experimental approach to study the structural transitions of large numbers
of nanoparticle-coated droplets as their volume is reduced. We use an emulsion system
where the disperse...
Substrate influence on the plasmonic response of nanoparticle clusters
Substrate the plasmonic response nanoparticle clusters
2010/11/16
The plasmonic response of nanoparticles is exploited in many subfields of science and engineering to enhance optical signals associated with probes of nanoscale and subnanoscale entities. We develop ...
Absence of scaling in transport through two-dimensional nanoparticle arrays
Absence of scaling two-dimensional nanoparticle arrays
2010/11/17
We analyze the transport in disordered two-dimensional nanoparticle arrays. We show that the
commonly used scaling hypothesis to fit the I-V curves does not describe the electronic transport in these...
Effect of particle size on nonlinear refractive index of Au nanoparticle in PVA solution
Nonlinear properties Z-scan technique nanoparticles
2010/6/30
Nonlinear refractive index of Au nanoparticle suspended in PVA solution was measured using a single beam Z-scan technique. Measurements were carried out using a green CW laser beam operated at 532 nm ...
Development and Performance Evaluation of Air Sampler with Inertial Filter for Nanoparticle Sampling
Nano-particles Inertial filter Impactor Pressure drop
2016/3/29
This paper describes the design and evaluation of an ambient air sampler consisting of a four-stage impactor and an
inertial filter, for collecting various size fractions, including nano-particles, i...
Electro-oxidation of some non-steroidal anti-inflammatory drugs on an alumina nanoparticle-modified glassy carbon electrode
Modified electrode alumina nanoparticle electrocatalysis
2010/10/14
The electro-oxidation of mefenamic acid, diclofenac, and indomethacin on glassy carbon and alumina nanoparticle-modified glassy carbon electrodes in a phosphate buffer solution at physiological pH was...
Recent Nanoarchitectures in Metal Nanoparticle-modified Electrodes for Electroanalysis
Recent Nanoarchitectures Metal Nanoparticle-modified Electrodes Electroanalysis
2010/9/16
Increasing attention has been devoted to the use of metal nanoparticles (NPs) for electroanalysis. To make the best use of the electrocatalytic and electron-conducting characteristics of metal NPs, v...
Atmospheric nanoparticle observations in the low free troposphere during upward orographic flows at Izaña Mountain Observatory
Atmospheric nanoparticle low free troposphere upward orographic flows Izañ a Mountain Observatory
2009/9/11
This study investigates the processes and conditions favouring the formation of nanoparticles (diameter<10 nm) which are frequently observed on high mountains reaching the low free troposphere. This w...