I am trying to simulate phase change of refrigerant inside pipe extracting heat from panel in comsol. Can anyone help with how to simulate this?

My model is a rectangular multi layered structure under which refrigerant flows through cylindrical pipes. A heat flux of 600W/m2 applied on panel and internal forced convection is used for...

20 January 2021 9,478 1 View

Why does the ghost atoms gives error in NICS calculation with wb97xd in gaussian09 ?

In a trial, I am trying to calculate NICS (0 and 1) values for benzene ring using gaussian09. I have placed the ghost atoms at the center, 1A, and 2A above the rings. On using the method/basis...

19 January 2021 3,188 3 View

Rejected manuscript for journal publish after 1st revision, what needs to be done next?

Hello, My manuscript has been rejected by the editor and reviewers even after the 1st revision. Though I tend to disagree some of the points raised, assume I can't request for another revision...

28 December 2020 6,062 3 View

Acetylene reduction assay procedure?

Do anyone have the detailed step wise procedure(practical) to do the acetylene reduction assay? Or if anyone can let me know in which institute can i analyse my samples in India?

28 December 2020 6,717 2 View

How to capture UV- fluorescence from a substance using a camera?

I have a liquid that glows when UV light is shined. However, when I use my phone camera I can't see the glow, I just see a violet hue. What is the best way of capturing the fluorescence-glow from...

02 October 2020 8,664 3 View

What is the actual basis on which amount of Perovskites materials are to be taken?

In some discussion people took 112 mg of MAI and 461 mg of PbI2 in 1 mL DMF and some took 461mg of PbI2 too but 159mg of MAI there are many other authors took different amount of these materials...

17 September 2020 9,998 3 View

Forums to get online survey responses?

For my journal publish, I have been asked to increase the sample size by 200. I have been individually contacting more than 1000 Linkedin contacts and posted in all professional groups. But have...

04 September 2020 2,564 5 View

Derivation of Rice and Tracey equation???

12 July 2020 6,555 1 View

Can anyone suggest me where to get a low cost 2D Heterostructure Transfer System?

Except the 2D transfer system sold by HQ Graphene

09 July 2020 3,276 4 View

What digital technologies are more helpful to sustain Agriculture?

With the global Corona Pandemic situation, it looks to be inevitable to move towards digital technologies to get adapted in various farming sectors. With the advent of IoT, Robotics, Data Science,...

10 May 2020 8,570 5 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

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 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

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

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 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

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

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View