Hello, dear researchers. I'd like ask about your opinion about this UV graph?

More Reham Hamida's questions See All

Hello, how can i expect that UV graph of nanoparticles such as SNPs is accurate and represent good results?

actually my question about the shape of the UV curve when i read articles , i saw different UV graphs some are sharp while other board, although the two values after measure the highest point in...

07 August 2019 4,639 4 View

Please, i want to learn about UV graph ?

the blue circle in uv graph can consider as the head of graph and can i take this points the value of the wavelength of nanoparticles ? in the photo with number 1 this graph indicates that there...

07 August 2019 7,929 1 View

Hello, dear researchers. I'd like to ask about the calculation of the mean of nanoparticles size ?

How can i calculate the mean of nanoparticle size (large and small)? in respect to that i have different size of NPs in the same TEM micrograh. other question, do all TEM micro-graphs need to set...

05 June 2019 2,463 18 View

What happen if the bulk material in the biological synthesis is a nano-material ?

Actually, I think in this idea but I don't Know if it is correct or not what happen if I start the biological synthesis process using nano-material as a bulk material ? in this case, if I use...

05 June 2019 6,177 1 View

Hello, dear researchers. I'd like to take your opinion in the attached TEM micrograph ?

Factually, I'm new member in the biological synthesis field so i need your experience please. This TEM photo suppose that is from biogenic NPs sample What I expact when the scale of the TEM...

05 June 2019 6,756 5 View

The tips of the biological synthesis process of nanoparticles using natural sources

Actually as a beginner in this field i need to known about what the tips or problems that a researcher exposed to it during the green chemistry of nanoparticles using the neutral sources? for me...

01 January 1970 8,561 2 View

Which type of compound does lamda max of 218 indicate in a uv-vis spectrum of a partially purified compound through column and TLC?

A crude extract of fungal culture using EtOH was subjected to column and TLC and partially purified compound was obtained. UV vis spectrum of the compound/s has max absorbance at 218nm. The...

11 August 2024 9,801 2 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 View

Strugglling with m6A dot blot any suugesstion ?

I have been doing the m6A dot blot for a while with no improvement, I am extracting the RNA, and I can see the dots although the three biological replicas give a different reading on the memberan...

10 August 2024 8,539 5 View

Hello researchers Is this a random laser or just fluorescence?

I am using Rhodamine6G as gain medium and silver nanoparticles as scatterers on a microscope slide and laser input 532 nm comes from above.

09 August 2024 9,894 2 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

I can't see the ssDNA band after performing asymmetric PCR. Is there any way to do this?

After performing symmetric PCR, PCR purification was performed. Afterwards, asymmetric PCR was performed using the PCR purification product as a template, but no ssDNA band was confirmed in the...

08 August 2024 1,668 3 View

U you think We need a website software of Blackbody radiation law expert software?

A website software of Blackbody radiation law expert software can used through the following web site. http://39.105.188.151:3000/index

07 August 2024 1,706 0 View

How do soil microflora interact with plant roots and influence plant nutrition, health, and productivity?

06 August 2024 9,618 3 View

The aqueous fraction of the hydroethanolic extract is showing the presence of palmitic acid. What is the mechanism responsible ?

Palmitic acid presence in aqueous fraction

05 August 2024 8,624 4 View

Which solvent is better to dissolve with secondary metabolites extracted from fungi?

I work on MCF7 cell cell for anticaner purpose and I wa to do drug preperation the drug ( secondary metabolites extracted from Aspergillus) My question which solvent is better with these secodary...

03 August 2024 4,725 2 View