If g takes negative values, is it true to get a decrease sudden pressure will have two phases?

21 April 2014 0 9K Report

Badges
Science topic

More Issam Ashqer's questions See All

Is there a limit number of references in writing an article?

When you write an article, is there a limit number of references need to determine or there is no limit yet? for example, 5, 10 or less/ more than 10 references. Please if there is evidence from...

20 September 2023 9,745 5 View

What are the differences bet. Comprehensive Cohort Trial and Quasi Experimental design?

Comprehensive Cohort Trial, and Quasi Experimental design.

01 June 2023 8,584 1 View

Q. Can use matching and conditional logistic regression analysis in cross-sectional studies?

Is it possible, to use matching and conditional logistic regression analysis in cross-sectional studies, and what are cons and pros?

17 May 2023 8,121 8 View

How can report the Odds Ratio when one value of a cell is zero?

the result is OR= infinity, as in the attached image. So how can report Odds Ratio when one value of a cell is zero?

06 May 2023 5,577 3 View

Can use the Independent T-test when standard deviation is zero for one group, or go to non-parametric test?

Can we use the Independent T-test when standard deviation is zero for one group, or go to non-parametric test? If some values have no variation and others with zero number, the calculated SD is...

04 May 2023 9,440 10 View

Is/ are there a good, safe, trustful and dependable website/s for checking plagiarism?

Hi dears, plz. if one has a good, safe, trustful and dependable website/s for checking plagiarism share it/ they here. thank you ...

25 April 2023 5,655 3 View

Is there a post hoc test for Kruskal-Wallis test rather than Bonferroni?

Is there a post hoc test for Kruskal-Wallis test rather than Bonferroni? AND why Bonferroni used as a reference post hoc test in non-parametric test in SPSS?

05 April 2023 7,750 23 View

Is there a need to calculate sample size in non-probability sampling? AND What is the rationale?

24 March 2023 6,427 5 View

How to download CMIP6 dataset for Tunisia downscaling with Regional Climate Models?

CMIP6 dataset

17 March 2023 7,575 1 View

Who can help me to read the graphic representations of the following HOMO and LUMO orbitals?What do the colors green and red mean ?

the graphic representations of the following HOMO and LUMO

20 February 2023 1,320 1 View

Which type of compound does lamda max of 218 indicate in a uv-vis spectrum of a partially purified compound through column and TLC?

A crude extract of fungal culture using EtOH was subjected to column and TLC and partially purified compound was obtained. UV vis spectrum of the compound/s has max absorbance at 218nm. The...

11 August 2024 9,801 2 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

Is there a problem with my RNA pellet?

Hello, I am currently having problems with RNA extraction. I am using mouse liver (C57BL6J), and I have extracted RNA from mouse liver before. Before this experiment, my final RNA pellets were...

11 August 2024 7,082 3 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,138 1 View

Can you connect an HPLC to a Mass Spec only at a certain time point?

Can anyone explain this method? Especially the last statement where it says only at 1.5 to 2.5mins was the MS/MS connected to the UPLC. How is that possible, is it a feature in this specific...

11 August 2024 8,141 3 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 View

Text-Communication from the M1 Hand Area using BCI—and then there is Elon Musk?

Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...

10 August 2024 7,180 0 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,429 2 View

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

RNA Extraction Using Hot Borate Method No Longer Working?

I've been performing RNA extraction on cotton petiole tissue for a few months now using the method described in the following paper, a derivative of the typical hot borate method...

08 August 2024 9,882 2 View