What is the best antimicrobial agent among metal oxides?

I am looking for an antimicrobial metal oxide agent for a polymeric implant and I am wondering which one is the best?

21 January 2021 7,068 5 View

Detection of insect eggs in stored and processed products?

Currently, in order to identify insect eggs in stored or processed products (such as contaminated flour or wafer samples), staining was performed based on the method mentioned in the below...

15 January 2021 6,362 5 View

Economic versus Psychology?

I need some updated articles (since 2015) about Economists against psychologists. Some articles explain why psychology had to enter the economic field. Also, what aspects of economics did improve...

08 December 2020 678 3 View

Why pathlines keep changing their patterns?

Hello, I am using ansys fluent to simulate a steady state phenomenon, even though the residual curves are absolutely flatten, pathlines keep changing their patterns over more iteration. I was...

12 November 2020 2,231 3 View

How to simulate fracture in the axle housing ?

Hey there, I want to simulate & analyze the fracture and fatigue (crack growth) in the rear axle housing of heavy tracks (Volvo company) in Abaqus. My question is which method is suitable for...

12 November 2020 3,377 3 View

Do you think Corona-virus (COVID-19) will lead to a new age of environmental behaviors?

It seem individual's attitude to environment are changing rather than last year due to corona virus issues and challenges. What do you think?

27 August 2020 6,394 17 View

How can I request a transimtted force between two nodes when I use tie constraint in ABAQUS?

Dear all, I have used a tie constraint in ABAQUS to attach two surfaces. the meshes of both surfaces are compatible so in front of every node of surface-1 is a node of surface-2. thus the force...

24 May 2020 9,890 3 View

To what extent, the number of people infected by Corona-virus (COVID-19) in a country can determine the level of disaster resiliency in that country?

I want to know if coronaviruses are considered as fixed variable entered in every country, can level of resiliency of that country be determined by the number of infected and dead people?...

22 March 2020 1,120 14 View

Can Corona-virus disease (COVID-19) be an opportunity to increase people sensitivity to the global crises such as climate change?

These days, people are discussing about pro-environmental and protective notions in their life all over the world. It seems this level of consideration should be navigated to a sustainable path....

19 March 2020 1,190 59 View

Why people perceive Corona-virus disease (COVID-19) more different than other global crisis such as climate change?

It is important for me that in what ways understanding of crisis leads to do some actions.

09 March 2020 7,731 38 View

Sample size determination for non-parametric tests?

How do I run a a priori sample size determination for non-parametric tests, like the Mann-Whitney U-test and the Kruskall-Wallis or other non-parametric tests that accord with the unpaired t-test...

24 February 2021 166 6 View

Is there any software to generate pdb of G quadruplex?

I have a DNA sequence which has predictability to form G quadruplex . I need a software to generate a pdb of it which will form G quadruplex. I am using open Babel but I am not able to set the...

29 January 2021 6,190 4 View

How do I determine the minimum number of observations needed per category in categorical predictor variables?

When conducting a simple linear regression analysis with one categorical predictor variable and power projected at .80, G*Power suggests a minimum sample size of n = 55. Now, assume that the...

10 January 2021 6,317 6 View

Anti-PCNA antibody [PC10] to detect proliferating cells in the brain of adult zebrafish (sections)?

Hello, I am trying to mark cells undergoing proliferation in the brain of adult zebrafish (Danio rerio). I did immunohistochemistry on sections using the Anti-PCNA antibody [PC10] (ab29) with...

14 December 2020 4,989 1 View

How to estimate sample size for 2x4 ANOVA in G-Power?

Hello, How would you estimate the required sample size for a 2x4 ANOVA using G-Power based on previous research. I am particularly struggling to understand how to define 'number of groups' and...

22 November 2020 9,972 2 View

Pearsons correlation sample size HELP?

I'm conducting a correlational study about "is there a relationship between depression, acceptance and quality of life among spinal cord injury patient?" But I am having an issue determining the...

06 November 2020 9,798 10 View

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30 October 2020 961 3 View

How do I determine if sample size estimation is for entire study of for each regression for a DV with subscales?

Hello! I am in the process of writing my dissertation proposal and need to figure out sample size (I will be using G*Power). To measure my DV, I am using a survey that has 4 subscales each with a...

29 October 2020 8,609 2 View

What would be the recommended color/method for quad-IF?

I'm trying to perform quad-IF staining on frozen tissue sections on a fluorescent widefield (axioplan) microscope. I was wondering what people might suggest for colour/strategy for a co-IF...

13 October 2020 6,863 4 View

Why are G-quadruplexes a thing? Why not A, T, or C-quadruplex?

Guanine-rich DNA sequences can fold into four-stranded, noncanonical secondary structures called G-quadruplexes (G4s). G4s were initially considered a structural curiosity, but recent evidence...

27 September 2020 9,105 6 View