What is the reaction mechanism for preparing zeolite?

More Raghed Y. Ghazal's questions See All

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

How do I increase the yield of my PCR product?

Hello, We would like to increase the yield of our PCR product. We are running a series of PCR reactions that is targeting ~1.1kb sequence. We begin each reaction with ~400pg of template DNA...

02 March 2021 4,029 3 View

PACYC PCR not working after several attempts. Would anyone have any suggestions?

So, I have been trying to run a pACYC PCR which will be used later on for a Gibson Assembly. However the PCR is not working. I have already tried gradient PCR and changing extension time; however...

02 March 2021 1,146 2 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

Runs of nucleotides in Sanger sequencing?

I performed site directed mutagenesis, transformation, and then I sent out plasmids for Sanger sequencing and found out that there is extension of DNA just before the stop codon. I am not sure...

27 February 2021 547 3 View

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 View

Calculating volume of DNA required from DNA concentration?

Hi I am a bit confused. They are asking me to find out the volume of DNA required in ul (a total of 30-100 ng for genomic DNA) from the DNA concentration in the nanodrop reading which was 404.8...

26 February 2021 5,029 2 View

Could not amplify CD28 and CD3z ectodomain from cDNA of Jurkat Cells ?

For my experiments, I have to express ectodomains of human CD28 and CD3z. As a source, I extracted RNA from Jurkat cells and verified the quality of RNA on the gel. I, then, prepared cDNA using...

23 February 2021 7,051 4 View

Why does the sum of reaction forces not match the force component of a Free Body Cut in Abaqus?

I am using Abaqus to simulate a plate with in-plane loading. The boundary conditions allow the right edge to move up and down, the displacements on the left edge are fixed. There is no rotation...

23 February 2021 711 3 View

What effect does the large temperature difference between the two primers have on PCR, including real time PCR?

What effect does the large temperature difference between the two primers have on PCR, including real time PCR? If I did not get a result from real time PCR, is it possible that my problems are...

21 February 2021 4,094 7 View

Why is my qPCR suddently not working?

I've been working with qPCR for some months now. I amplify 2 genes (PSEN2 and HN1), and the protocols are optimized for both and have been working fine. The other day I amplified HN1 for some...

21 February 2021 3,437 3 View

Muhammad Asif Nawaz

The hydrothermal synthesis of zeolites: Precursors, Intermediates and reaction mechanism.

Article The Hydrothermal Synthesis of Zeolites: Precursors, Intermed...

Shyam Lakshmanan

If I recall my chemistry correctly, one way is by reacting sulphuric acid with sodium silicate

Francisco Manuel Marquez

Dear Raghed,

I send you a brief review that could be interesting for you:

https://www.hindawi.com/journals/amse/2021/6637898/

Best!