Is there association of SARS-CoV-2 infection rate with meteorological factors?

There are contradictory research papers about the correlation between meteorological parameters and incidence of COVID-19 in some countries worldwide. Is there correlation between the...

15 February 2021 5,806 2 View

"How to File a Complaint Against a Journal"?

I submitted a manuscript to a journal (Published by Springer), they sent back for technical corrections. After the suggested corrections, they sent to reviewers. One of the reviewers accepted...

23 September 2020 3,668 3 View

For conformal antenna which material I should use?

I am a research scholar and working on conformal antennas, as an expert on antennas which type of material you suggest for me to use . It will be very helpful for my research

29 April 2020 9,642 5 View

Post Hoc for 2-Way Repeated Measures ANOVA?

I have a 2 x 3 repeated measures design with significant interaction, and I used LSD as a post hoc for the interaction but it does not adjustment the alpha. Which correction would be the most...

05 March 2020 4,301 3 View

How can I prevent chitosan nanoparticles from humidity adsorption?

I used freeze dryer for drying and reaching to a powder of chitosan nanoparticles. After finishing the process of freeze drying, when the nanoparticles contact with the air, they started to...

06 August 2019 6,371 7 View

Is it possible that pattern exist with simulation but mathematically the system is always stable?

07 December 2018 8,516 1 View

At which frequency of solar radiation extreme blackout occur?

working on nanocomposites for emi shielding in radio blackout.

10 September 2018 1,778 3 View

How to find a good conference?

Can anyone introduce to me a good conference for Traders and business. Specificly for academic purpose. Especially in my field of study.

03 August 2018 2,247 2 View

How is the relationship between the complex index of refraction and time reversal symmetry established?

10 September 2016 3,559 2 View

I've just started using fullprof for rietveld refinement and I got strange peaks. Can anyone help me?

12 April 2016 3,526 8 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How to prevent ANFIS Model from negative prediction values in MATLAB?

I have input and output data set for "ANFIS modeling in MATLAB", and I am getting some negative predicted values of output in testing. However, the predicted values of output in training are...

28 February 2021 3,459 3 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

How does an AC-DC power supply Flyback Converter Based USB Charger Model using Matlab/Simulink looks like?

I am required to learn about Flyback converters and I got stuck not knowing to full design of the power supply flyback converter Based USB Charger Model using Simulink, especially the design model...

25 February 2021 5,435 2 View

Please. Could you help be in implementing Fractal Discrete Cosine Transform algorithm in Matlab?

I do need the Matlab code of Fractal Discrete Cosine Transform (FDCT). Can anyone who has already implement this code, help me with the implementation of this transform?

24 February 2021 5,602 2 View