09 October 2024 1 10K Report

Need professional paper discussing how to get the decomposition temperature of Strontium carbonate by TGA.

More Michele Harrison's questions See All
Why Do TDS and EC Increase with Larger Wastewater Volumes, While BOD and COD Decrease?

I have carried out MFC experiments on three different volumes, 50, 500 and 1000 mL of wastewater. Results after MFC treatment shows that TDS and EC are more in larger volumes of water i.e. TDS and...

09 August 2024 9,621 0 View

How to enrich pig excreta for increasing nutrient quality organically ?

Pig slurry is rich in major and minor nutrients. Is there any way to improve / Enrich its manure quality to be used in agriculture organically ? please share your knowledge.

09 August 2024 5,605 2 View

Is it possible to plot the atom-projected band structure using GPAW?

Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...

07 August 2024 269 3 View

Unusual intensity drop in some sections of chromatograms in DDA?

Hi, we have measured tryptic peptides using both DDA and DIA method on QExactive. In DDA replicates i saw unusual intensity drops occurring at the same sections of chromatograms in DDA replicates...

07 August 2024 3,218 4 View

Leaf area of tomato ?

Hi How can this equation Ln(LA) = 1.038 + 0.89 ln(X) be applied to calculate the leaf area of ​​a tomato? Can you explain with an example and what is the substitution of Ln and ln?

06 August 2024 2,508 2 View

Why did the authors extrapolate a phenotype that they experimentally proved in one bacterial strain across the whole genus of the organism?

I aim to be as skeptical as possible regarding whether a pair of orthologous genes results in the same phenotype in their different but related bacterial organisms under similar environmental...

05 August 2024 6,787 4 View

How to preform densitometry on SDS-page bands?

I ran a SDS-page of a bacterial lysate and I want to quantify protein concentration in a specific band. I was thinking of using a standards ladder or make some standards are different...

05 August 2024 9,805 3 View

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds?

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds

04 August 2024 3,019 3 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

What are the limitations and challenges of using machine learning for predicting concrete compressive strength in practical applications?

Machine learning (ML) has shown great potential in predicting the compressive strength of concrete, an important property for structural engineering. However, its practical application comes with...

03 August 2024 2,546 2 View

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HAs anyone used TGA to find activation enegy of water evaporation?

I have different polymer solutions and I hypothesize that water molecules are retained based on the water-polymer interactions, so the amount of free water is less to intercat with drug tablet....

28 July 2024 9,545 6 View

What is the degassing temperature and time for biochar for BET surface area analysis if TGA is not possible?

Since BET and TGA both are very costly instruments and many places the facilities are not available (for large number of samples) hence a threshold degassing temperature and time is preferable

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How calculate the conversion alph from tga analysis?

I read it Convert the y-axis from mass loss to degree of conversion (100-x)%. What if tga analysis have residual char, for example at mass loss% 27% Is it the same eqation to get conversion...

15 July 2024 4,218 1 View

Is it possible for the soil pH to be around 8, but with negligible amounts of carbonates, bicarbonates and exchangeable sodium?

Can this pH of 8 be due to the presence of other substances? Or do I have an error somewhere in the analysis? Thank you!

26 June 2024 9,093 4 View

Please, whoever has this part of the book, send it to my email, because I need it and cannot buy it?

Strontium: Source, Occurrence, Properties, and Detection Chapter First Online: 05 June 2019

25 June 2024 2,198 0 View

Why neutralization is necessary in the method for the determination of methylglyoxal?

In most colorimetric determinations of methylglyoxal, there is neutralization using saturated potassium carbonate, and perchloric acid is added to the final reaction. I would like to understand...

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Accumulation of water inside the IRMS after carbonate analysis?

Hey guys! My name is Lígia and I work with GasBench II/IRMS (Delta V Advantage). We have a problem with our instrument. The water recorded by m/z 18 is around 20V. We checked the Nafions and they...

09 June 2024 1,065 4 View

Can anyone let me know can TGA can be performed without using purged gas, just in normal atmospheres?

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Could someone help a right procedure for TGA analysis of cement?

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