Why my nano particle intensity result on Zetasizer was different from the theory?

My iron nano particle received strange pattern on Zetasizer intensity result. According to theory, the larger the particle size the result of intensity should received higher result. However, mine...

03 April 2018 2,346 3 View

What is the difference between Fe and Fe2?

My experiment is about iron nanoparticle and the material was 99.9% iron wire. After the nanoparticle was made, due to the signal on XRD was not strong enough the nanoparticle was condensed and I...

02 March 2018 2,332 2 View

How to understand my nano iron XRD result?

I asked few questions about my nano iron XRD result and received a lot of help. After the previous experiments I was then asked to centrifuge the nano iron sample and collect the condensation to...

11 December 2017 7,282 6 View

Why does Zeta potential result received positive value on my iron nano analyzing?

I did the Zeta potential analyzing on my iron nano sample for tons of time. All the result showed positive value and there was no any negative value. How should I explain this kind of result...

08 September 2017 2,286 5 View

My nano iron VSM result showed low magnetic characteristics, how can I fix this?

I received low magnetic characteristic from my VSM result the detail condition described as follow: The method I fabricated nano iron received low magnetic characteristic on VSM result. If I use...

07 August 2017 6,241 8 View

Why does XRD result showed only one peak?

My XRD result analysis showed three peaks but there was only one is obvious. Does it mean the sample concentration was not strong enough or there is another explanation for this kind of result? If...

06 July 2017 4,449 25 View

What is Fe2.00 from XRD analysis result?

I received Fe2.00 from XRD result, I did some research but I could not find any website could explain what it is. How should I acknowledge such result? The code reference is 96-900-2673. I...

05 June 2017 8,165 5 View

Can the result from Zetasizer analysis considered as the size of the nano particle?

04 May 2017 8,394 10 View

Difference between Di water and RO water on nano UV-Vis analyzing?

Recently, I have analyzed the UV-Vis spectrum of Di water and RO water and the result showed that Di water curve located mostly below zero while RO water curve located above zero, how do these...

02 March 2017 533 6 View

Is there any alternative sem/tem method for fluid iron nano sample?

Normally, zeta sizer and TEM / SEM will use to analyze the nano particle. My sample is nano iron and proved it is magnetic by VSM analyzing. Due to metal probe, TEM / SEM can not be used for my...

06 July 2016 1,690 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Can chitosan alone can act as a reducing agent for Cu(0) nanoparticle sythesis?

[Synthesizing Cu nanoparticles without using chemical reductants]

01 March 2021 8,359 1 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

How to check the uv-vis absorption of nanoparticle by surface plasmon resonance?

I try to check the uv-vis absorption of Indium nanoparticle. Now I am measuring in solution, can I measure it in the form of a film?

01 March 2021 930 3 View

What is recommended for solid domain in ANSYS FLUENT?

Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?

01 March 2021 9,785 3 View

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View