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

02 March 2021 7,082 3 View

How to calculate enthalpy of formation of Polymers taking into account the terminal end groups?

I am trying to find methods for theoretical calculation of enthalpy of formation of Polymers. till now I have found the oligomeric method (Gaussian) which uses the extrapolation of results from...

05 February 2021 9,707 4 View

Can any tell me or suggest any research article or review about the concentration of peptide dissolve in system water and given to Adult Zebrafish?

Hello, everyone! I have chemically synthesized antioxidant peptide isolated from the plant. I have to validate its bioactivities in Adult zebrafish. I have to administer this peptide to zebra...

01 February 2021 5,809 3 View

How can we polymerize carbon to form a layer? Any easy method is there?

I want to polymerize the carbon to make a thin sheet. Is there any easy method to polymerize it?

10 December 2020 1,762 4 View

Separating Trimesoyl Chloride from Thionyl Chloride using Crystallisation OR Liquid Liquid Extraction?

Could somebody please suggest a solvent that dissolves either of the Thionyl Chloride or Trimesoyl Chloride to separate them using Liquid Liquid Extraction. Or we need a solvent to crystallise out...

07 December 2020 2,026 4 View

I am designing an UWB antenna..Please guide how to get wideband instead of multiband..?

By slotting patch and ground I am getting multiband not wideband.pls guide

09 November 2020 3,924 4 View

Can I run joint wald test for more than two regressions to interpret whether the intercepts are jointly equal to zero or not?

I have run 10 regressions using same model for a sample by diving the the sample on the basis of some criteria. The problem I am facing is that I can test the intercepts for individual sample...

25 September 2020 6,314 3 View

Is Cronbach's alfa value 0.5 acceptable ?

I am calculating the whistleblower policy disclosure score for 100 Listed firms in India. I took 31 questions under four categories and scored them 0, 1 & 2 on three-level a) 2 points: If...

09 June 2020 7,729 3 View

How to deploy the equations due to abuse reactions in Li-ion battery in COMSOL?

Dear RG community, I am modeling the thermal abuse behavior of Li-ion cylindrical cell using COMSOL 5.4. Two models are coupled, i.e. 1D electrochemical model (to evaluate the heat generation)...

14 April 2020 8,606 6 View

In COVID-19 modeling estimates for India by CDDEP, Johns Hopkins, and Princeton, what decideds peaking and decay?

COVID-19 modeling estimates for India have been presented by a team of researchers affiliated with CDDEP, Johns Hopkins, and Princeton. The results described in...

28 March 2020 1,623 2 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 View

Does the circuit modeling for planar monopole antennas using Foster canonical forms give good approximation?

Hi researchers, I am searching for some accurate way to do the circuit modeling of planar CPW-fed monopole antennas. I have gone through the literature where mostly circuit modeling is done using...

28 February 2021 7,016 1 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

Compact antenna for the frequency range 1 MHz-5 MHz?

Hello everybody! I have a problem with developing a compact antenna for the 1MHz-5MHz frequency range. Tell me what type of antenna can be used and what books and articles to read to perform this...

27 February 2021 7,710 4 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

Is there a way to use waveguide ports for circular antenna design in CST?

Hi, whenever i use circular array i get this error "Waveguide ports must be aligned with Cartesian coordinate planes for the transient solver" Does anyone use circular array with waveguide ports?...

09 February 2021 3,609 8 View

How to model in HFSS or FEKO Free Space Material Characterization?

I am having trouble setting up this problem in HFSS or FEKO. In HFSS, I've tried both FEM and FEBI-IE solvers. With FEKO, I've tried it's MoM solver and default settings. I am would like model...

09 February 2021 375 2 View

What is best solution for optical metamaterial design calculation: HFSS, COMSOL, CST?

Dear all, Now I'm selecting FEM for design of metamaterials on NIR~VIS frequencies, and keeping 3 software: ANSYS HFSS, COMSOL with wave optics module, and CST STUDIO SUITE. Could you give me...

09 February 2021 9,517 2 View

Which journals (Q1,Q2) accept simulation based design and results of antenna if fabrication and testing facility is not available?

I need a list of good (preferably Q1,Q2) journals that will accept research papers prepared on designs done with the help of simulation software e.g CST, HFSS etc.

08 February 2021 9,636 5 View

Sound transmission loss (Acoustic Metamaterial)?

My design contains three parts. A silicon rubber membrane is placed between upper and lower part. I want to calculate sound transmission loss by using comsol Multiphysic. There are lots of...

05 February 2021 466 4 View