Is there an alternative, more ecological solvent for shape memory polyurethane other than N, N-dimethylformamide (DMF) ?

As DMF creates problems for environmental aspects, we are looking for an alternative solvent for potential commercial end use applications of SMPU.

25 November 2020 8,728 3 View

It is possible to solve the viscous sub-layer with ANSYS-CFX for sub-cooled boiling flow?

Hello I am solving sub-cooled boiling flow with CFX. I do not want to use single phase wall function. I want to solve the viscous sub-layer. Is it possible? If so which turbulence model is...

12 February 2019 3,685 3 View

What could be reason that as I increase the mesh, mesh dependency is increasing up to a point and after that point it is decreasing?

I am simulating (CFX) a pipe with a turbulence promoter in it. I am using RNG k-e turbulence model yplus is lower than 1. For mesh independency analysis I am using turbulence kinetic energy as a...

29 January 2019 6,801 8 View

What should I pay attention to mesh when I simulate boiling flow?

I am simulating boiling flow with CFX. I want to make mesh sensivitiy study. The problem is that for coarse mesh the solution is converginig. As I do finer mesh I am getting trouble. It is not...

28 November 2018 3,923 8 View

How can I save multiple planes as pictures along the flow domain?

Hello Everyone I am calculating average void fraction for 100 cross sections along the flow direction with "play session". But I want to create and save these 100 cross sections as images. Can I...

04 September 2018 7,016 5 View

Any advice on graphene growth on Nickel and transferring onto glass substrate?

09 January 2015 298 4 View

Could a dirty quartz tube effect on cvd growth graphene?

I've been working on CVD growth graphene for two years. I growth graphene on copper substrate. I didn't have any problem about producing graphene until nowadays but I've some problem about growth...

23 December 2014 8,281 5 View

What is the optimal amplicon size for qChIP?

I have sonicated ChIP DNA which smears btw 200-1000 bp. I read that the amplicon size for qChIP should be btw 200-350 bp; however 50-150 bp is recommended for qPCR. Does anyone has experience or...

16 February 2014 9,432 3 View

FACS analysis for B cell survival test ( PI and 7-ADD)

I need help to analyze the FACs results, which were performed on B cells to assess the cell survivability. I used PI and 7-ADD dyes and I saw two distinct cell populations in the SSC vs. FS blot....

28 May 2013 4,164 4 View

Graphene on Platinium?

We use platinium for graphene growth in cvd. Platinium repeatedly can be used for growth process. After first growth and transferring graphene to another substrate, PMMA resudue left on platinium...

24 April 2013 7,943 3 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

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

How do you write a simplified C block code of this average-current control on PSIM?

This is a Buck (step-down) Converter and I am new to this program. I need to program with simplified C block and I actually don't know what to do. Can anyone show me how to do this? Or at least...

02 March 2021 8,233 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

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

How to write a scientific report?

We are analysing scientific reports at University in great detail, so I wanted to find a scientific report about how to write a scientific report. Including detail such as what information to put...

02 March 2021 7,602 4 View

Could any one guide me, to write research proposal for grant? ?

We have one plant, the local people using this for controlling blood sugar, the toxicity and antidiabetic activity of the plant is not reported yet, please guide from whag should be the process ?...

02 March 2021 2,300 1 View

Do you know good and user-friendly programs to measure plant quantitative traits?

For my research i will need to measure plant quantitative traits (especially leaves area and roots length, but would be nice to add some more information). I recently discovered...

01 March 2021 5,035 2 View