What is the best etching method for Mg-Ca alloy?

I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?

21 February 2021 2,558 5 View

Which analysis method in XRD analysis is the most accurate way to measure crystallite size & lattice starin? Scherrer, Williamson-Hall or Rietveld?

Here are three different ways to calculate crystallite size and lattice strain of a sample, based on XRD peaks: "Scherrer" calculation, "Williamson-Hall" or "Rietveld". Each calculation is proper...

04 January 2021 7,836 4 View

How can I produce cell line from human primary fibroblast cells, extracted from synovial Tissue?

I am working on human fibroblast cells from synovial tissue and now they are in 4-5 passages. These cells have been confirmed with specific markers (99% purity). Recently, I have decided to...

17 November 2020 627 3 View

How can I fix this error in HFSS software?

HFSSDesign1 (DrivenModal) [warning] Com Engine non-responsive since 01:04:19, June 08, 2020. Can be due to CPU intensive processing or network problems. If persisting for long, manually...

07 June 2020 2,376 8 View

How can I find about highly cited and hot paper by my affiliation of Nutrition and Food Sciences research center in Scopus site?

How can I find about highly cited and hot paper by my affiliation of Nutrition and Food Sciences research center in Scopus site? I should search and find the number of citation since 3 years ago...

07 January 2020 3,776 10 View

What can people do to reduce personal health risks from air pollution ?

Tehran, the capital city of Iran, suffers from severe air pollution, and it is located near three major fault lines, while being the most populous region of the country. The officials have created...

23 December 2019 7,879 18 View

Is there any affinity between the gold nanoparticles and cellulose acetate filter?

I tried to filter the gold nanoparticle with cellulose acetate, 0.45 um filter. The hydrodynamic size of my nanoparticle are about 100nm (you can see the DLS analysis of them). The gold...

02 October 2019 7,224 7 View

Would you please suggest a suitable and uptodate reference to check the volume of distribution of each drug?

I want to have the volume of distribution of vancomycin but I found variable amounts between 0.5, 0.7, and 0.9 L/Kg in different references. What is the best value in critically ill patients? And...

15 August 2019 5,955 3 View

What do yo think about " Role of Perceptions of Prejudice and Discrimination on the Adjustment of articles in some journals"?

Do you think in few journals you have seen " The Role of Perceptions of Prejudice and Discrimination on the Adjustment?

07 August 2019 4,486 32 View

What are the main reasons for being aggressive in jobs or relationships?

The number of angry people around us are increasing every day and aggressive behavior ....... why?

27 June 2019 1,800 38 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Benefits of the 24 welled plate?

We have always used the 96 welled plate, the 48 welled plate but apparently there is much evidence on the 24 welled plate and above all its benefits.It states it is the same you would use on ELISA...

28 February 2021 1,149 1 View

Experimental Design: How deal with pseudreplicates with immunological and clinical-chemical paramaeters?

Hello everybody, I am investigating the influence of a toxinon various clinical-chemical and haematological parameters in fish. I have three treatments (control, low dose, high dose) in my...

24 February 2021 1,243 1 View

Standard curve shifting over time. How do I stabilise the ELISA?

24 February 2021 1,365 3 View

How does the injection volume impact LLOQ and ULOQ in regression analysis (LC-MSMS)?

Hello, I have run into an issue that has sparkled a debate at work: is the LLOQ/ULOQ impacted by injection volume under the following circumstances: 1) Same dilution factor of all samples 2)...

23 February 2021 9,159 3 View

Could you please share your experience with me on the type of 96 wells plate for MIC determination: Treated Vs Untreated and Round-Vs Flat-bottomed?

I am working on the MIC determination of various antibacterial agents (both water-soluble and- insoluble) against S. aureus, MRSA, and S. pyogenes. Some guidelines recommend using round-bottomed...

17 February 2021 7,029 3 View

Which way will be better to give OGT inhibitors doses through intravenous or orally for pregnant female rats and concentration suggestion?

I'm planning to use ST078925 OGT inhibitor from TimTec (OGT-O-linked N-acetylglucosamine (GlcNAc) transferase) for female rats.

16 February 2021 7,850 2 View

How to visualize stress in a coating defined by "Skin" in Abaqus?

Hello All! I'm trying to model a contact between a coated substrate and a tip in Abaqus. The coating is ultra-thin compared to the geometry of the substrate. So I defined the coating using the...

16 February 2021 1,594 3 View

How to calculate the sample size required to detect the difference in pharmacokinetics of methotrexate?

I came across with this study here, https://www.clinexprheumatol.org/abstract.asp?a=5066 And this study says: "The sample size calculation was done to compare two different MTX starting dose...

14 February 2021 3,017 3 View

How to estimate/know plant virus concentration to make a standard curve in ELISA after serial dilution?

Hello, I am trying to know tomato virus titer/concentration in samples and I will perform serial dilution of the positive control. I wanted to ask How to estimate/know plant virus concentration to...

13 February 2021 6,534 4 View