Why my specrtophotometer does not show complete raw data of the desired scan range?

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How to exprees the results of total phenolic contents as mg GAE/g dry weieght?

200 g fresh fruit puree is extracted with 200 ml of solvent on orbital shaker then filtration and desolvinization in rotary evaporator to obtain dry extract of 19 gram. Next 0.5 g extract was...

31 December 2018 7,686 5 View

Which solvent is apt for making different dillutions of crude extract of grape seeds, if the extraction was performed in acetone:water:acetic acid?

We have recently extracted the grape seeds with solvent mixture composed of acetone:water:acetic acid(90:9.5:0.5). Which solvent will be used or appropriate to make different dilutions of...

11 December 2018 8,506 6 View

How to calculate extraction yield?

Most scientific papers have stated the formula for extraction yield calculation like this, The yield of extract (extractable components) expressed on dry weight basis of pulp was calculated...

05 June 2018 9,623 8 View

How to calculate TPC in GAE mg/g and GAEmg/100g dry weight basis?

My gallic acid curve is in the range of 50-250mg/L. Curve eqn is 0.0034x-0.0725 and abs value is 0.635. 1gram sample dissolved in 20ml from which 1ml was used in the TPC assay.

03 April 2018 9,946 0 View

What are the values needed for gabor filter's parameter for cifar10 data?

Hi, I implemented a code to gabor filter cifar10 data but the images after being filtered and stacked are not clear like the original images. I think the problem is in the way I am using the...

03 March 2021 6,317 1 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Is stone a sustainable material? Is it a sustainable approach to use natural stone waste in architecture?

I'm designing a zero-waste restaurant and considering using marble waste to make some tables and a bar countertop. My clients think it's not "sustainable enough" and I would like to have more...

01 March 2021 4,326 7 View

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View