How orthogonal modes are generated in antenna?

What is the physics behind the generation of orthogonal modes in antenna to ensure circular polarisation? Please suggest your answers. Thank you.

31 December 2017 3,779 3 View

What does the modern society expect from Antenna?

The use of antenna and it's credibility has gone so high. From a researcher point of view it is quite important to know what is the future of antenna? What people (society) need from antenna? What...

10 November 2017 7,114 3 View

What happens when normal EM-wave incidents on a metal plate (perfect conductor)?

What happens when electromagnetic wave (EM) incidents on a metal plate? Does it reflect back? If yes then how to calculate how much (percentage) is reflected back. Kindly suggest any mathematical...

02 March 2017 4,506 3 View

How we can apply FDTD or FEM method for modelling of an antenna ?

Can any one please suggest me the procedure for applying FDTD or FEM (or any other) method on modelling of a rectangular/cylindrical shape (3-dimensional) antenna as well as to get other...

06 July 2016 4,005 5 View

What is Co-Polarization and Cross-Polarization in terms of both E-Plane and H-Plane in HFSS ?

Hi, I have little confusion about E-Plane Co-Pol and Croos-Pol, H-Plane Co-Pol and Cross-Pol. How we can find those in HFSS ? If any one have solution kindly suggest me. Thanking You. Sounik Kiran

02 March 2016 7,244 17 View

Can we import a random image (JPEG or any format) in to HFSS ?

I want to insert a random shape. Can I import that image to HFSS ? Apart from this kindly suggest me, how to create 3D elliptical shape in HFSS ? Thanking You. Sounik Kiran

01 February 2016 8,472 0 View

How can I measure Axial Ratio of a Dielectric Resonator Antenna ?

I want to measure the axial ratio (Not in simulation software but with the fabricated model). Kindly suggest me the steps.

31 December 2015 1,294 6 View

Can we get constant gain for an antenna operating over an Ultra Wideband range?

31 December 2015 1,578 9 View

Can I use the solution frequency beyond the bandwidth range ?

I have designed an antenna which is operating in certain range but the solution frequency is beyond that range...If I am changing the solution frequency in to that bandwidth range then the...

09 October 2015 3,918 6 View

What is the difference between Returnloss(dB) and S11(dB) ?

Actually some research papers have written Returnloss(dB) and some others have written S11(dB). Couple months back I had seen there was an article in IEEE which has given the clarification. If any...

07 August 2015 2,291 13 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

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

How to upload pdf of my articles published?

How to upload pdf of my articles published?

03 March 2021 2,183 3 View

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02 March 2021 324 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

No title

02 March 2021 932 1 View