How can I calculate "Critical Value" for Duncan's New Multiple Range (DMRT)?

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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

How to completely dissolve soy lecithin?

Hello, I'm looking to dissolve soy lecithin in order to create a liposome. I've tried using various solvents like pure ethanol, methanol, and a mixture of ethanol and methanol but they didn't...

02 August 2024 6,980 4 View

Have you heard about Technological Surveillance on Oceanographic Research Vessels?

It is important to highlight that technological surveillance on oceanographic vessels is a collaborative effort in which different specialists work together to effectively leverage technology in...

31 July 2024 1,633 0 View

How is surfactant addition calculated?

I want to make 100 ml of MWCNT/distilled water mixture at a volume fraction of % 0.1. MWCNT density is 2100 kg/m3. I will add gum arabic as surfactant. If I add surfactant at a 1:1 ratio, will the...

19 July 2024 8,494 0 View

Why can't we get on top of this incubator infection (fungal)?

We have been experiencing repeated what looks very much like fungal contaminations in several incubators (in the same lab). We have tried the following repeated times and yet the coating on all...

02 July 2024 6,375 2 View

Can i use polystyrene as a matrix in a hybrid COMPOSITE?

fiber powders will be used as a reinforcement.

23 June 2024 10,027 3 View

EWG and EDG effect on ISC and fluorescence?

Could anyone suggest me what is effect of electron donating and withdrawing group on fluorecence emission or intersystem crosssing. Thank you

22 June 2024 2,656 2 View

What can the authors say about the interface problem between the concrete core and the CFRP shells? What is the adhesion type like?

I submitted my journal and got some comments, I have answered and corrected all the comments from the reviewer but I don't understand how to answer this question. any expert researcher help me to...

20 June 2024 3,802 1 View

What is the impact of the devastating Syrian war on the environment in Syria?

Syria has been suffering from a senseless, devastating war for more than 14 years, in which the combatants did not respect any sanctity of humans, trees, animals, cities, archaeological,...

19 June 2024 8,496 3 View

About mineral exploration?

Are there any techniques at ore exploration that could replace the compass-tape measure of mineralized structures?

14 June 2024 3,254 2 View

How can I apply boundary conditions in an orthotropic steel deck numerical model using ABAQUS software?

I am trying to simulate vehicular loading on an orthotopic steel deck bridge section in ABAQUS software. The red arrow mark in the attached figure indicates the direction in which the vehicle will...

08 August 2024 719 0 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

How to normalize and take the significance of the MTT OD values with 3 replicates for the same cell-line?

Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...

07 August 2024 8,106 4 View

Does anyone know a source for theta-replicating Staphylococcus plasmids that are compatible?

I am trying to put 3 separate plasmids into Staphylococcus aureus and I am looking for those that are theta replicating and compatible. I have obtained pSK9065 (from pSK1) from Addgene, but the...

23 July 2024 6,968 0 View

Issue with micrometer beam size while simulating moving heat source problem?

I am trying to replicate results published in the journal paper published recently (Modeling of Laser-assisted micro-milling Inconel718 ). In that paper, they used vdflux subroutine to obtain...

05 July 2024 3,701 0 View

Why pet plasmids can't replicate in pseudomonas?

Hi anyone, I have got in to trouble, We have pet plasmids type 28 and 21 and I have found pet plasmids can't replicate in to pseudomonas, can anyone tell that why pet plasmids, especially, 28 and...

25 June 2024 7,083 1 View

Why do I have an increasing concentration for increasing dilutions on spectroscopy even though they should all be the same final concentration?

Hello. We have a sample with an unknown concentration of polyphenols. We're diluting the sample in order to perform the Folin Ciocalteau method. 0.2 grams sample / 4 mL 70% methanol and 30%...

10 June 2024 2,134 3 View

What is going wrong with PCR? Works perfectly for One-Step RT but fails if I try to divide into separate reactions?

Hi all, Hoping for some troubleshooting/advice. Currently setting up a virus typing assay for routine use. I have the assay working with good sensitivity (regularly amplifies samples that are...

09 June 2024 4,468 3 View

How to choose the time and acid-base environment for the Clayson Schmidt reaction?

I want to replicate the third step, but there seems to be no reaction in an alkaline environment. However, sodium hydroxide is used in the literature. Should I switch to an acidic environment

05 June 2024 9,358 1 View

Why do I get no melt curve peak and no Ct for some of my patients but not others, in a SYBR green qPCR?

I am doing a RT-qPCR for gene expression analysis of cancer patients, and there are four different groups in the results. The first group that shows over expression of my target gene (both two...

31 May 2024 1,088 0 View