Effect of open stub and short stub of Band pass filter performance??

Dear All! I have seen several papers on design of microstrip band pass filter using open/short stub...I am not quite clear about where to use open stub and where to use short stub or what is the...

09 October 2019 7,410 3 View

How to calculate dimension of stubs of stub loaded resonator BPF to work in UWB band?

Hello!! I have seen several papers using various techniques (e.g., SLR, SIR) to design BPF for UWB band applicaton..I wish to ask how the dimensions of filter are decided/choosen so that it...

08 September 2019 3,781 4 View

Why fractal filters(BPF) usually have better selectivity (roll off rate)??

Dear Researchers, I have studied several papers on design of band pass filter (BPF) using fractal structures say Koch Fractal, Minkowski Fractal etc. They all usually have good rolloff rate. What...

03 April 2019 9,186 2 View

Why cutting a slot on SIW structure produce band pass response?

Hello!!! Simple SIW (Substrate Integrated waveguide) structure is a rectangular guide created within a substrate by adding a top metal over the ground plane and caging the structure with rows...

03 April 2019 4,649 1 View

In Multi Mode Resonator(MMR) band pass filter (BPF) using open stubs, why position of Transmission Zeros (TZs) is dependent on stub length??

Dear Researchers, I have designed a SIW MMR filter using comb slot (acting as open stub). In the mode chart, the position of TZ (transmission zero) esp at upper stop band is changing with the...

02 March 2019 7,146 4 View

Extract Permittivity and Permeability using NRW Method?

Dear Reserachers, How to Extract Permittivity and Permeability using NRW Method for a metamaterialin HFSS software. Anyone who know, kindly guide the steps.. Thanks Nitin

10 November 2018 3,946 5 View

Rule of Plagiarism in reputed Journals (IEEE/Wiley/Elsevier/Springer)??

Dear Researchers, Can someone kindly guide about rules of plagiarism in these reputed journals? Is it counted for consecutive four(4) words or more..As per new UGC rules (in India) 14...

08 September 2018 3,211 4 View

Regarding review time of few journals in Electromagnetics?

Regarding review time of few journals in Electromagnetics I need to know average review time of following journals:1. journal of electromagnetic waves and applications (Taylor francis)2. IETE...

07 August 2018 5,900 3 View

How to calculate roll off rate of a band pass filter?

dear Reserachers, pls guide how to find value of roll off rate at both edges of Band pass filter in term of dB/GHz. i have attached a graph of someone's paper.kindly guide how he has found value...

07 August 2018 9,227 1 View

How to calculate roll off rate of a band pass filter?

Please find attached paper.In second last page, author have given formula of roll off rate. Can anyone guide howto read 40db and 3 db attenuation point in S(S Vs f) parameter graph as given in...

31 December 2017 2,892 2 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

How to add a journal?

I would like to know how to register the journal Flora Montiberica (ISSN 1138-5952 - eISSN 1988-799X) in Research Gate.

02 March 2021 8,156 2 View

Is it possible to remove a preprint posted by a journal which is already rejected?

As we know many journals are posting preprints (DOI) in advance before the peer-review process. However, there is no guarantee that the preprints get published. The journal's reviewers undergo the...

01 March 2021 5,778 2 View

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01 March 2021 3,905 5 View

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Hi, I have several doubts about one paper (Systematic Literature Review) that was rejected. The main topic is Single-Board Computers in engineering education during the period 2010-2020. The...

01 March 2021 9,015 3 View

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

01 March 2021 8,087 3 View

How to figure out easily the right journal with the right scope for your paper?

According to my experience most of the selected journals during paper submission are based on journal text matching suggested results from Springer, Elsevier,,,Etc. then the manuscript happened to...

01 March 2021 1,786 3 View

Any research paper call for publication related to management or finance or economics?

It should be standard journal (Indexed)

01 March 2021 8,379 1 View

What is the most reliable source to get Impact factor of journals?

Source to get Impact factor of journals

01 March 2021 6,654 2 View

Is there any expert in Smart PLS who can help me?

Dear colleagues, I have a manuscript that needs an expert in smart PLS to run the analysis, Is there anyone expert and ready to help me, please?

01 March 2021 8,212 3 View