How can we determine the Inorganic Sulfur in Poultry Fecal Samples?

More Usman Elahi's questions See All

What is the reason of weight gain in TGA curve of a HDPE polymer sample ?

HDPE samples were aged at higher temperatures in the presence of water and CO2 than the TGA test was performed in Nitrogen? Weight gain is seen in the curve? What could be the possible reason for...

16 January 2021 5,644 2 View

After extraction of essential oils from medicinal plants or plant parts, what are the possible ways to utilize the leftover?

If we extract the essential oil from a medicinal plant i.e., Ajwain seeds by hydro-distillation technique, it will yield about 2-3% essential oil. My question is about the remaining 97-98% portion...

16 December 2020 5,561 6 View

datasets regarding Physical Activity Recognition and Monitoring(PARM)?

I am looking for Dataset regarding PARM.. someone can share links or Email me on [email protected]

27 November 2020 895 3 View

HOMER is used for optimal plant sizing and feasibility study across the globe, the optimal results are reliable?

Currently, solar installment at domestic level is at peak without any feasibility study. I used HOMER for an optimal plant size for green energy generation at community level. Please guide me...

15 November 2020 1,121 8 View

Why material with same structure and composition performs differently in RAMAN Spectroscopy?

I was carrying out RAMAN Spectroscopy for MOFs. I have been carried out the XRD and EDX analysis for three samples synthesized by a different protocol. The crystal structure and chemical...

13 September 2020 7,167 5 View

How can we determine doping concentration?

How can I find the exact doping concentration in a chemically synthesized material? As there is no possible reaction which produces the same doping concentration of initially added ratio in a...

02 September 2020 3,613 11 View

Why sample disappear during SEM imaging?

One of my colleagues is working on the synthesis of metal oxide nanoparticle. We got a surprising issue in SEM analysis. When we start SEM imaging the sample got disappear within few second while...

27 August 2020 1,949 6 View

How to get an XRD peak for 2nd coat (MgF2), which is coated on Cadmium Telluride glass substrate?

We coated Magnisum Fluoride (1.5 Molar) solution and Spin coated on Cadmium Telluride (CdTe) glass plate. Anealed (heated in oven) at 70*Celcius for 2 hours and then sent for XRD. But we got only...

19 August 2020 1,678 3 View

How to check number of publications and citations per year on a specific keywords?

Hi, Can somebody please explain how to collect the statics of number of publications and citations per year on a specific keyword? For example, I want to know the exact number of publications and...

22 July 2020 214 2 View

By reducing normal force the cofficient of friction COF increases in some cases. what is the main reason or reasons for this behaviour?

Tribology test conditions: Substrate thermoplastic, Counterpart steel ball. Using 1N normal force and 0.5N normal force, Speed 100 mm/s

21 July 2020 5,746 4 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

Would fecal samples stored at -20C for over a year impact metagenomic analysis?

Dear All, I have access to some rodent fecal samples that have been stored at -20C instead of -80C. Anyone have experience with the impact of stowage condition on comparative metagenomic analysis...

01 March 2021 2,512 1 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

How to compare 2 samples recruited with different sampling methods?

If I want to compare characteristics of 2 groups of patients, one group is recruited from a random sample of the general public while another group is from a sample with a fixed gender (male to...

26 February 2021 3,526 3 View

Can random sampling have inclusion criteria?

As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...

26 February 2021 6,905 10 View

What is the suitable range of Sulfur content and Viscosity of Heavy fluid Oil that used in Kiln?

What is the disadvantages of high sulfur content to the ceramic burning process? and what is the effect of outranged viscosity?

24 February 2021 8,219 2 View

Mixture neutralization after Boc deprotection ?

I am performing a Boc-deprotection with HCl in organic solvent (dioxane or Ethylacetate) but would like to isolate the free amine. Several problems: - Neutralizing with inorganic base as NEt3...

18 February 2021 3,366 3 View

About XRD details of pristine and doped RGO?

Hi Can anyone please help me know the XRD details of reduced graphene oxide, Nitrogen doped reduced graphene oxide, Sulphur doped reduced graphene oxide, Nitrogen and Sulphur co-doped reduced...

08 February 2021 3,033 3 View

Ligands with 3,4,5-trihydroxyphenyl group?

Hi In the design of a bidentate ligand with imine group, is it okay to have a 3,4,5-trihydroxyphenyl group in the structure? In other words, does the 3,4,5-trihydroxyphenyl group compete with...

08 February 2021 4,977 7 View