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

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

Why do mangroves intake oxygen through aerating roots like pneumatophores?

Many mangroves like Avicennia and Sonerratia species have developed pneumatophores as an adaptive strategy to survive in hypoxic environment. These pneumatophores receive oxygen from the...

16 April 2020 2,203 3 View

What is a popular book for understanding laser fundamentals and evolution and types of lasers?

I looking for books, channels, videos and PDFs regarding laser and particle interaction and evolution of laser power and laser types and how laser makes the physical changes on the ceramic...

05 April 2020 3,396 25 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 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

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

VIF very high, but correlation is low and coefficient is significant. Which one whould I choose?

Hello. I have a question whether if my coefficients (statistically significant) would be valid when VIFs are really high. In my model, there are independent variables(IV), moderating variables...

26 February 2021 956 13 View