What constraint can be used for rigid steel saddles and conrete beam under four point loading in ABAQUS?

Nodes are missing intersection with their respective master surface or outside the adjust zone, when using tie constraint.

01 February 2021 3,591 6 View

Sterile chitosan folat polymer?

Hi, I want to start my cell culture to run a MTT assay , how can I sterilize my polymer?

15 December 2020 1,813 1 View

Solving chitosan folate nanoparticles in dmem?

Hi there, I have been struggling with solving my chitosan folate coated nanoseleniums in dmem culture media sincr it is only soluble in acetic acid , and hardly soluble in basic media. What can I do?

19 November 2020 5,636 3 View

TEM and SEM of chitosan coated nanoselenium?

Hi, I have a 25 ml sample of chitosan coated nanoselenium with average diametere of 112 nm, considering the fact that chitosan after being kept in water media swelles, how can I send a sample for...

08 November 2020 6,859 3 View

Addition of glycerol in measuring zeta potential?

Hi there I wanted to know if it is ok to add 2 or 3 drops of glycerol for suspending the nanoparticles in water before measuring the zeta potential?

26 October 2020 2,146 3 View

Chitosan coated nanoselenium ?

I'm running a MTT test for evaluation the effect of chitosan coated nanoselenium versus bare nanoseleniums, what are the controls for MTT assay? Should I test bare nanochitosans as well as...

27 September 2020 9,525 2 View

Should I do a quality assessment for studies that will be included in a systematic review, even if I am not doing meta-analysis?

The types of studies included are case reports, case series, epidemiological studies. The information collected will probably be analyzed qualitatively only.

17 August 2020 3,628 7 View

Is there a way (command or function or.....) to get the predicted value of output from fuzzy logic system, using matlab?

I want to get predicted values for output values related to some input values.

11 January 2019 7,539 4 View

Can anyone help me to find dataset of face image for pain detection?

I need facial image dataset for my project. My project is about automatic pain detection from face by mobile phone camera. I think for training and testing the algorithm I need facial image data...

27 September 2017 8,295 4 View

How can I characterize the homogeneity of a nanofluid?

I am preparing a nanofluid having liquid gallium as my base fluid and other metalic and polymeric nano/micro particles to be suspended on it using a high power sonicator. I was wondering how can I...

03 May 2017 2,128 4 View

What is Nano technology with coronavirus helpe the human..and is it nano mterals removal of covid19?

I anwar by adsorption or reaction ..but it is either more method...

02 March 2021 4,811 2 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

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

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Zno nano particles colour changed from white to grey in process of calcination any suggestions?

In the formation of Zno nano particles process, after drying at 120 degree C, my zno nano particles are completely white but when i calcine it for 450 degree C it converts into grey colour. i...

26 February 2021 2,435 4 View

What is the best solvent to remove PDMS from nano particles?

I want to remove PDMS oligomers from the surface of nanolayers. I have just read a very helpful paper about the compatibility of PDMS with different solvents( Solvent Compatibility of...

24 February 2021 7,845 5 View

How to get/count refractive index in gasses?

20 February 2021 8,202 6 View

QPCR tubes for Roche Lightcycler Nano?

We own a small cPCR thermal cycler from Roche, Lightcycler Nano, which is convenient for backup quick runs. Recently, Roche has discontinued the plastics for it and they offer no alternative from...

17 February 2021 8,694 5 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

Dear colleagues. How can we implement the kinetics of the polymerization of aromatic amines in easier and simpler ways?

Dear colleagues. How can we implement the kinetics of the polymerization of aromatic amines in easier and simpler ways? Are there simpler methods for Nano polymers (other than those obtained with...

09 February 2021 5,783 3 View