Anyone who can suggest me a microscopy technique which gives me a good contrast image of non-biological samples such as micro- and nano-particles?

I am trying to develop a microscope for high resolution and good contrast imaging of micro and nanoparticles, but I am not sure which microscopy technique is appropriate.

16 December 2020 1,838 2 View

What are some of the organic Sources of Boron and Zinc?

Can any one tell me what are some of the organic sources of fertilizer (Not Chemical) rich in their Boron and Zinc? Including their on farm method of preparation Thank You Very Much

02 April 2020 7,515 11 View

Is that posible to write a matlab code for Delay Differential Equations using finite difference method?

I have a problem of the form u_xx +a(x)u_x +b(x)u(x-\eta)+c(x)u(x+\gamma)=f(x) with boundary(interval) conditions u(x)=\phi(x) on -\eta

09 November 2019 7,097 1 View

Single copy gene database or list for human cells?

I am looking for a list or database of single copy human gene or DNA sequence.

25 May 2018 8,061 3 View

How can I keep the stability of liquid Stevia?

Dear colleagues, Liquid form of stevia extract is mostly unstable and changes its appearance after some time? How can I process it in a way that remains stable for up to 2-5 years? Thanks

18 November 2017 3,319 4 View

How can I determine the TSS and TDS value of a liquid herbal extract?

Dear Colleagues and research partners: Can you tell me how I can measure the TSS (total suspended solid) and TDS (total dissolved solid) matter of a purified herbal extract? What apparatus and...

20 September 2017 1,628 4 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

What test should i use in comparing the correlation between categorical and continuous variables?

Dear all, I have the variable (Surgery duration) represented by values in minutes and the variable (preoperative neuropraxia cases) represented as (Yes/No) values. I want to compare these two...

03 March 2021 5,427 5 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

How to find the mean, SD and CI in SPSS?

Hi, I hope that someone can help me with this task: I have 5 groups of participants which are numbered in SPSS from 1 to 5 (according to their group number) and are all under the variable group....

03 March 2021 506 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

The procedure compute?

02 March 2021 5,204 3 View

Does anyone know what a '.' means in SPSS?

Hi everyone! I was wondering if anyone would be so kind as to help me with regards to my data set on SPSS! I was checking for multivariate outliers via the standardised residuals ('Linear...

02 March 2021 7,910 3 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

How to get started building and analyzing a UTAUT model?

Hello all, I need help getting started building and analyzing a UTATU model. I have a survey ready with some questions but I had some confusions on UATAUT and on how to analyze the data. I will...

02 March 2021 9,271 1 View