Why modal significance of designed metasurface antenna constant as shown in the figure ?

I designed the metasurface antenna C band and X band applications. it provides very wide bandwidth with more than 10 dB gain . I used characteristic mode analysis (CMA) in CST. the result provided...

03 August 2020 5,374 2 View

How to plot this simple step pressure response of an integral controller using SIMULINK?

I don't know how to use SIMULINK... Also, the science of control systems is my Minor field of research ... I want to enhance my skills for this field.. Help me to plot and estimate the...

06 February 2020 8,302 16 View

Do you have any application of thermal engineering that is solved using SIMULINK?

I'm searching for MATLAB/SIMULINK tutorials that predict the temperature or pressure response of any negative feed back closed loop control systems such as: 1- Temperature control of fluid in...

08 December 2019 3,221 5 View

What is the best Simulink text book that is most suitable to solve applications of thermal engineering?

Hi.. What is the best MATLAB text book that is most suitable and full of solved examples to teach students how to solve applications of thermal engineering using Simulink?

05 December 2019 8,241 2 View

Why inorganic perovskites are unstable?

I know organic-inorganic and all-inorganic perovskites are unstable, the first one is due to reaction organic cation with the moisture, and inorganic perovskites are "electrochemically " are not...

01 June 2019 2,429 2 View

I got a liquid DNA primer! does anyone worked with liquid primers before? and it came without colling! no dry ice , nothing?

Infos I have on the sheet is 23.3 nmoles, OD 5.20. The question is, is it already 100mM or do I need to dilute? No idea! Please let me know if you have experience with this!

19 June 2018 4,201 4 View

is there an equipment (a method) to measure tissue pH from outside (e.g. percutaneous) ?

i would like to gauge the effect of certain food, drugs etc. on the pH deep tissue.

28 March 2018 7,490 2 View

What are the recent advances and studies in early ( pre-clinical )detection of occult breast cancer?

Most available diagnostic methods for early detection of breast cancer detect tumor after it had reached a relatively dangerous size concerning tumor pathogenesity. Besides , most are either...

08 December 2017 1,634 3 View

What's the proportion for the peak area of identifiable compounds based on NIST database to the total detected products used GC-MS?

25 July 2017 7,830 10 View

Do you know a questionnaire for strategic ignorance?

do you know questionnaire about strategic ignorance. thank you.

14 December 2015 3,769 2 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

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

03 March 2021 8,272 1 View

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 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

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 is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 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

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 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