Can anyone suggest papers in the hybrid auto-mata area that models cyber-physical systems in power systems?

Most of the hybrid automata papers target formal verification of the systems. I am looking for papers that are solving optimal response problems that propose optimal control in power systems under...

07 February 2021 5,233 1 View

What is the recommended age limit for primary posterior capsulotomy in pediatric cataract surgery?

In our centre, we are doing PPC even for older children upto 10-12 years of age and there seem to be no harm, rather beneficial and good outcomes. Please share your experiences.

27 December 2020 4,268 6 View

Increase coercivity with device size (multi-domain) ?

I'm working with magnetic material particularly CoFeB. I notice a weird pattern. I see that my coercivity increases with device size. The device is multi domain and contrary to what I'd expect....

09 December 2020 1,577 1 View

Software for L x T mating design analysis and heterosis estimation?

Kindly suggest the name of free softwares available for LxT analysis and heterosis estimation in crop plants.

22 October 2020 1,744 10 View

I have performed XRD on Fusion zone of 316L stainless steel as well as incoloy 800. Why only one or two peaks are showing?

I am facing problem as only one or two peaking are coming while performing XRD on Fusion Zone of 316L SS and alloy 800. I want to know where i am committing mistake.I have attached the XRD image.

07 October 2020 6,205 3 View

Please suggest the name of important and free softwares for attractive NJ tree, dendrogram and PCA diagram?

I would like to do genetic diversity analysis. Kindly suggest the name of important and free softwares for attractive NJ tree, dendrogram and PCA diagram?

30 September 2020 4,684 7 View

Band decomposed charge density using quantum espresso ?

Dear sir/mam Greetings for the day ! (1). I am using quantum espresso(QE) to calculate band decomposed charge density. To my knowledge, the kpoint at which we want to calculate the charge...

21 August 2020 1,095 2 View

How to find out the Compund Average Annual Publications Growth Rate (CAGR) in Bibliometrics ?

I need an explanation with example and calculation.

30 July 2020 8,765 1 View

What is the best graph based database for storing complex graphs from diverse domain?

This question is related to making inferences from a complex graphical model. Graph databases are used to store and query the relationship between nodes in a graph. We need an open-source graph DB...

18 June 2020 5,903 3 View

Is rationality normative? Can rationality be naturalized? Is rationality depended on normative conditions, or is it independent of normativity?

Rationality is itself an elusive term. There are debates on the definition and criteria of rationality. The primary assumption of the naturalized and non-naturalized rationality on normative...

05 May 2020 1,095 78 View

I have designed reflectarray element and feeding it though Horn Antenna on HFSS. After full wave simulation, I am not getting desired results?

I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...

01 March 2021 9,701 5 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

Microstrip antenna design tutorial of HFSS 3D layout module ?

I have designed a 24 GHz rectangular antenna on HFSS 3D model and got desired results while desing the same antenna with same dimensions I am getting resonance frequency at 27 GHz I am...

28 February 2021 4,426 2 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

Efficiency of Proximity Feed Patch Antenna ?

Greetings to all of You! I have searched some research papers for the designing of a proximity coupled patch antenna. Researchers are talking about the impedance bandwidth of the antenna but...

24 February 2021 7,662 3 View

2D or 3D phased array antennas??

Dear All, I will start my PhD maybe this year regarding phased array antennas. I'm interested in to find more detailed information about 3D phased array antennas and 2D phased array antennas. Then...

21 February 2021 368 3 View

Helix antenna coupling problem?

Dealing with a helix antenna, made with flexible material and not rigid like using a PCB board or wire. At the beginning of the helix is too close to the ground plane, causing coupling. How can I...

21 February 2021 4,453 3 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