Errors in DNA sequences?

I am trying to better understand the scope of DNA replication and sequencing errors, e.g. 1. I have seen similar error rates of 10e4 to 10e5 for cell & instrumental DNA replication,...

24 February 2021 4,397 3 View

Can I perform Zeta-potential analysis with for nanoparticles dispersed in propylene glycol using disposable capillary cell (DST1070) ?

I am conducting a zeta-potential experiment but it shows I have a poor quality result and my sample conductivity is low. My sample is copper nanoparticles dispersed in propylene glycol.

05 December 2020 3,966 9 View

No title

02 July 2020 1,966 6 View

Please help; How can I address ontological, epistemological, axiological issues in my research?

I am studying an application of Competence Based Training by teachers. I want to know how they apply it in classrooms, if they have any Pedagogy Content Knowledge (PCK) deficiency in using such a...

05 May 2020 1,039 15 View

Why is my antenna showing an impedance of 106.6 Ohms on the smith chart instead of 50 Ohms?

Hello everyone, I'm having difficulty with the line input impedance of a patch antenna signal. It's showing s1,1 impedance of 117 ohms on the smith chart but the correct impedance should be 50...

16 March 2020 6,552 3 View

Is there a statistical distribution to model the sum of independent squared Gaussian random variables with different means and variances?

The sum of squared zero-mean Gaussian random variables with different variances can be modeled by a generalized Chi-square distribution. However, I am looking for the PDF of the sum of squared...

06 January 2020 2,001 6 View

What mathematical function or formulae can enable me superimpose multiple curves (up to 25 ) on one another?

I wish to shift multiple lines or curves (up to 25 lines/curves) so that they are superimposed on one another. This is to enable me see clearly the points or regions where any one of the curves...

25 November 2019 6,530 4 View

Binary online matrix calculator?

Please could someone assist with sites of an online matrix binary calculator

19 November 2019 5,522 3 View

How to model a hyperelastic plate in ansy apdl?

I am modelling an elastomeric bearing in ansys apdl but the elastomer does not bulge under compressive load as it should. it "splashes out" under any significant loading. is it the loading problem...

26 June 2019 2,003 3 View

What is a good measure of surface roughness (i.e. topographic complexity) that can be derived from a DEM?

I want to generate an environmental layer depicting topographic roughness, or complexity, scores using a DEM in ArcMap. I know there are lots of available methods (i.e....

09 April 2019 6,563 4 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 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

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

What is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

How can I make stacked bar graph with scatter plot?

I want to make a stacked bar graph with showing each data value as dots. I tried with graph pad prism, version 6, but could not succeed. Does anyone have tried before making such graphs?

01 March 2021 9,383 1 View