How can I avoid clumping of TiO2 rod-like particles in the water meniscus?

I have rutile TiO2 grown on Si rods(100 microns long) with Ni bulb on one end of the cylindrical rod. They are supposed to float on the surface of the water but they tend to clump. How can I...

05 November 2020 9,068 2 View

How do I find out whether my ionic liquids are encapsulated in nanoparticles?

I am planning to make Ionic liquds encapsulated PLGA nanoparticles. Are there good techniques that I can confirm the capsulation of the ionic liquid? Thank You in advance!

06 October 2020 5,560 3 View

Can you recommend a polymer which has viscosity as low as water or somewhere in that range?

I want to embed some metallic particles in a polymer (like PDMS which is very viscous for my purpose) by coating a glass slide with it, drop-casting the particles on it, and then subjecting it to...

26 September 2020 5,454 4 View

I have cloned mapk3 in BL21 but I am not able get inducible expression of my protein kindly help?

I have cloned MAPK3 in BL21 cells. I have already tried protein induction at 37, 28 and 22 degree Celsius with IPTG conc ranging from 0.4mM to 2 M. But I got no protein induction. I have also...

16 July 2018 3,976 3 View

How many significant figures and/or decimal places to be used when reporting standard error?

15 May 2018 7,143 13 View

Is it necessary to purify the PCR product before digestion?

I am trying to clone two genes in pET 28a vector using BamHI and XhoI sites and BamHI and EcoRI sites respectively. I am purifying the PCR product before digestion using Qiagen kit, but in the...

06 May 2018 8,123 8 View

Anyone familiar with MANET's changing sink implementation in ns2?

In MANETs, there are towers for a particular region and if we move out of range of a particular tower while moving we get connected to another tower. How to implement similar scenario in ns2 if a...

13 March 2015 1,790 2 View

How can I calculate the center of mass for the NZ atoms of the lysine residues in my protein using VMD?

Can anyone please suggest me a tcl script for the same. I have tried using a script but its returning the same values for the center of mass for all the residues.

24 November 2014 3,859 1 View

Why is the CNT beneath the gate material intrinsic in CNTFET?

I read about CNT doping in CNTFET that beneath the gate CNT should be intrinsic and source and drain are n/p doped. But if I compare it with MOSFET, shouldn't the CNT beneath gate be doped with...

13 January 2014 9,750 1 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 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

Why there are two peaks while using the mie plot of Silver nanoparticle?

Hi, I am trying to learn the theoretical modelling of silver nanoparticle using the Mie scattering theory. After that, I discovered a software named Mieplot developed by Philip Laven, where it...

25 February 2021 7,493 6 View

Best synthesis method for large scale silver nanoparticle synthesis with high yield?.Best post processing steps after nanoparticle synthesis?

I have chemically synthesized silver nanoparticle to combat microbes on wound site. I have used many methods of synthesis, but I found minimal field of silver NP product.I am getting whitish...

11 February 2021 4,964 13 View

How can I get good bands by silver nitrate staining on SSCP method?

Hi Dear colleagues This was my first experience on SSCP, and I couldn`t get any band by silver staining! Staining with Et Br was successful. I mixed the PCR product with formamide loading dye,...

01 February 2021 8,788 6 View

How to take XRD of colloidal Ag NPs?

I have synthesized silver nanoparticles using sodium citrate as reducing agent. I have carried out XRD characterization by drop coating colloidal solution on the glass substrate ( since yield in...

27 January 2021 1,416 3 View

Is there a simple protocol for short-term coating or fixation of surfaces with silver nanoparticles ?

Dear colleagues Is there a simple protocol for short-term coating or fixation (just some hours) of surfaces with silver nanoparticles (Heating? Irradiation ? pH ?) ? I wonder if there is a way...

20 January 2021 2,439 3 View

In which solvent dissolve silver nanoparticles for XRD pattern study through NMR ?

The silver nanoparticles, which are solid form and I want to study the XRD pattern of this nanoparticles by Nuclear Magnetic Resonance (NMR), so I asked which solvent are used for dissolve of...

13 January 2021 3,434 4 View

What is the role of top counter electrode when using perovskite thin-films in photoelectrochemical application?

I am currently working on perovskite based photoelectrodes, but I do not want to replace the counter electrodes including Ag, Au, will it have serious issue in the PEC performance?

13 January 2021 3,408 2 View

What does a negative real part of impedance indicate in a Nyquist plot?

I am trying to quantify Parylene C's hermetic encapsulation quality using EIS with a 2 electrode configuration (WE/WS and RE/CE). I am simply using two patterned gold layers on glass as my...

12 January 2021 7,399 14 View