Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

Can you correct the wt%/at% of an incorrectly assigned peak in EDS?

For instance, I get a spectrum and the software incorrectly assigns a Si peak as W. If I don't catch it on the software and only have the report (which lists both wt% and at%), is there a way to...

10 February 2021 7,665 4 View

Is there any miRNA fluorescent labeling kit (or methods) that does not affect (add) the length of the miRNA?

I want to label my target miRNA and see the miRNA trafficking. But I don't want to use any plasmid or radioactive label. I need the fluorescent label that will not affect the length of my...

06 December 2020 8,471 3 View

What's wrong with my sample stained with MAP2 antibody?

I've studied and fabricated a nanostructured substrate for the enhancement of neuronal differentiation. I usually confirmed the levels of differentiation using immunocytochemistry, but I recently...

20 September 2020 5,725 3 View

How can I calculate or see bond angles in Gaussian16?

In Gaussian program, I calculated formaldehyde using "opt+frq". In the results, I can see the bond length and so on, except bond angles. How can I see the bond angles in that program? Thank you...

30 July 2020 7,165 3 View

Can too much of Tris-Cl buffer inhibit PCR?

I accidentally resuspended my stock primers (100 uM) in tris-Cl (pH 8.0) 1 M instead of 10 mM. I do PCR with 20 uM dilution from the stock. Will the high concentration of Tris-Cl inhibit PCR? I...

12 July 2020 2,971 10 View

Why this HPLC data show negative peak?

Lysine was dissolved in mobile phase and injected in HPLC but there are two peaks. One for positive at 2.1 min and another for negative at 2.8 min? Contents of moilbe phase are ACN:Water:TFA =...

08 July 2020 2,695 13 View

How can I get the correct J-integral during crack propagation?

Hi. I'm learning GTN fracture mechanics in Abaqus/Explicit. But I can't get J-integral during crack propagation. Please, help me.

07 May 2020 6,589 3 View

Does hot KOH react with zirconia?

Hot KOH destroy many materials like alumina or glass.. So, can I use zirconia(ZrO2) boat for KOH activation of carbon nanoparticle experiments?

09 April 2020 800 1 View

Control sample: cells that have not been treated with drugs, only DMSO in a MTT assay displays detachment from plate, why would that be?

The control sample set of the MTT assay is shown to have detached from the plate as seen by the clear area (without the formazan crystals), when even cells that were treated with low levels of...

19 March 2020 4,670 3 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Is there any effect of different colours of light (white, red, yellow, blue etc.) on the rate of photosynthesis? If yes, why?

Light is inevitable for the process of photosynthesis reaction. Naturally sunlight plays the vital role for this process. Light may be of different colours like white, red, yellow, blue etc....

02 March 2021 7,890 2 View

In an eye with Tyndall, does each dot correspond to an individual cell?

When you observe the presence of Tyndall in an inflamed eye: Does each of the small floating dots correspond to an individual cell or to an aggregate of cells? Does a conventional slit lamp have...

27 February 2021 6,326 2 View

How can I obtain time series data by country on night-time light (brightness) ?

Hi everyone, Please, how can I obtain time series data by country on night-time light (brightness) ? I've tried, but so far all I can find are maps. I am looking for numerical data, especially in...

24 February 2021 8,625 4 View

What are difference between laser diodes, simple light emitting diodes and power light emitting diodes when operated in the visible spectrum ?

I want to illuminate a scene (small space) using LED to capture photographs or videos of some tiny objects inside the space. But am not sure if I should use a Laser LED, or simple LED or power...

22 February 2021 4,240 4 View

How to interpret this FTIR spectrum of pyrolyzed hydrochar?

20 February 2021 2,840 3 View

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The regenerated cellulose film was prepared by zinc chloride/H2O system. The zinc chloride had been washed away in the regeneration process, and the wet film which was not dried had uniform...

18 February 2021 9,538 1 View

How do I plot Pressure against crank angle degree in Fluent?

18 February 2021 8,390 3 View

How to get rough estimation of the concentrations of Oxygen and moisture inside the glove box?

Dear colleagues, I was just wondering if you can suggest a good method to get a rough estimation to the concentration of O2 and H2O inside the glove box as unfortunately, our glove box doesn't...

17 February 2021 1,012 3 View

Is there any free software for behaviour analysis of zebrafish ?

I need to do novel tank test and light/dark test for zebrafish. So I need a tracking software for tracking in these tests. Is there any free softwares available for tracking of zebrafish ?

16 February 2021 1,541 1 View