Which quality journals accepted software validation?

My PhD research is about THz microstrip antenna. I am using two different kinds of simulators to validate my designs. Which quality journals accepted software validation paper works from your own...

26 November 2020 9,816 3 View

Do you need participants for an online study in Hebrew?

Dear Israeli students and researchers, You are invited to post your studies on the subreddit for surveys/studies in Hebrew (for free): https://www.reddit.com/r/Surveys_in_Hebrew/ Hopefully this...

12 November 2020 292 3 View

How to compare two time-series data?

We have measured EMG during walking in two different population, and would like to compare their muscle activity. While some former studies have used statistical inference (i.e. t-tests for max...

01 January 2020 7,099 4 View

What is the formula to compute the length of microstrip line to mimic open circuit?

I need to design microstrip log-periodic array antenna. To conect the patchs between each other I need to conect with microstrip lines that mimics open circuit. What is the formula to compute the...

27 October 2019 8,225 2 View

How to define at CST optimizer Side Lobe Level (SLL) goal?

I designed microstrip array antenna at 110GHz at CST MWS with taylor amplitude distribution and I get the wanted taylor amplidute coefficients with help of Matlab software to SLL=-30 dB. With...

28 April 2019 9,523 3 View

Calculate the taylor amplitude coefficient of desired side lobe level at microstrip serial array antennas?

How can I calculate the taylor amplitude coefficients of desired side lobe level at microstrip serial array antennas?

16 March 2019 1,729 2 View

How to calculate post-hoc power analysis?

Hi again, We conducted a study which was consisted of 6 repeated measures performed on a single group.We used repeated measures one-way ANOVA for that purpose, and received significant results,...

04 January 2019 686 7 View

How to improve bandwidth (BW) of serial feed microstrip array antenna?

1. I need to design and simulate serial feed microstrip array antenna at frequency of 120 GHz. 2. How can I improve the bandwidth (BW) of the serial feed microstrip array to 10% at least? 3. Can...

06 December 2018 7,139 4 View

Power calculation for linear regression?

Hi, We conducted a small preliminary research that included a multiple linear regression model. Then I tried to calculate its power using an online post-hoc power calculator for multiple...

02 November 2018 4,745 3 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Hello fellow researcher .. What is the meaning of your name?

I would like to create a small guide containing the meanings of the names .. Thanks to everyone who cooperates with me in achieving it.

03 March 2021 5,266 4 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

What test should i use in comparing the correlation between categorical and continuous variables?

Dear all, I have the variable (Surgery duration) represented by values in minutes and the variable (preoperative neuropraxia cases) represented as (Yes/No) values. I want to compare these two...

03 March 2021 5,427 5 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

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02 March 2021 932 1 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View