How can I excite the antenna for dual circular RHCP/LHCP polarization in CST?

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How combine yolo with Faster R-CNN?

I want a model that is balanced with accuracy or speed, faster rcnn has high accuracy while yolo have fast speed. i am thinking to combine them to get a hybrid model to achieve both speed and accuracy

02 August 2024 3,104 0 View

What should be the sample container for the hydrothermal reaction in a microwave reactor at 180 °C for 10 min at the heating rate of 5 °C per minute?

Suggest one of them 1. Teflon-lined stainless steel autoclave: 2. Alumina (Al2O3) ceramic container

30 July 2024 7,326 1 View

Addition of EDTA during the synthesis of copper nanoparticles to prevent it from being oxidized?

I've attempted to use this method to synthesize copper nanoparticles. Copper nanoparticles can be synthesised using a variety of precursor materials. CuSO4, distilled water, NaOH, and EDTA are...

28 July 2024 8,027 3 View

Can I please ask why my samples from anaerobic bioreactor giving me different size PCR product even after multiple runs?

Hi everyone, I have extracted DNA from a biogas bioreactor using Qiagen kit and prep cDNA library then used this library as template to optimize primers for qPCR (taken from papers). Some of the...

23 July 2024 1,329 5 View

Swerling Characteristic functions?

Hello!!! I want to implement the Swerling characteristics functions (CF) directly in MATLAB without using its Fourier integral pairs...the Swerling CFs are actually Laplace Transform of the signal...

23 July 2024 4,925 1 View

Radar Detection Probabilities?

Currently I need to calculate detection probabilities (PD) from RCS data. Beta distribution parameters for this RCS data are calculated and will be used in Swerling0 Equation. The idea is based on...

22 July 2024 2,851 0 View

Why methanol and sulphuric acid used in the analysis of polyhydroxyalkanoates (PHA) by GC-MS?

Why methanol and sulphuric acid, used in the analysis of polyhydroxyalkanoates (PHA) methyl esters by GC-MS? Additionally, why do we typically use non-polar solvents in GC-MS?

22 July 2024 1,210 2 View

Radar Detection Probabilities using beta distributed Scattering Cross section?

Currently I need to calculate detection probabilities (PD) from radar cross section (RCS) data. Beta distribution parameters for this RCS data are calculated and will be used in Swerling0...

22 July 2024 868 0 View

I want to buy Hydrothermal Synthesis Autoclave from any European company. Can anyone suggest any company inside Europe?

Thanks

22 July 2024 1,143 3 View

Optimal condition for depositing FTO target 95:5% using sputter technique?

Hello I want to know about the sputtering condition of depositing FTO from target 95:5%. I tried with RF sputter in pressure 2.5Pa and 100 sccm Ar at room temperature but it showing no...

21 July 2024 1,680 2 View

How does grain and grain boundary affect the ceramic when studying its dielectric properties?

I am not able to get good literature and the physics behind how first these grains and grain boundaries arises out of no where when we make a pellet to study its dielectric properties and then how...

07 August 2024 5,177 3 View

What can i do to find the right topic for my thesis?

i am facing the difficulty to find the right and latest topic for my thesis. i searched and read hundreds of articles but i couldn't find the right one. what can i do I'm really confused.

02 August 2024 1,323 8 View

Is anyone aware of any Bronze Age or Neolithic pendants made of siltstone with serrated edges?

Excavation in 2007 in Northern Scotland along the East Coast revealed a domestic site containing the unbroken half (other half is missing) of a perforated circular disc measuring L 37mm x W...

27 July 2024 6,019 0 View

What is the right voltage sweep direction for characterization of HER kinetics?

In general, when performing a Tafel analysis for corrosion resistance measurements, a line voltage scan is performed from say -250 to +250 mV vs. OCV at low scan speed around 0.125 mV/s. However,...

25 July 2024 7,982 3 View

Sample size for qualitative study?

I am working on scale development in behavioral finance by undertaking a mixed-method approach using the exploratory sequential design. The phenomenon has diverse meanings in existing literature...

20 July 2024 9,153 11 View

How to find ECC from radiation pattern on cst ?

i need to find ECC for 4-MIMO antenna using radiation pattern on CST

16 July 2024 7,291 1 View

What should I upgrade in my computer to speed up simulation in CST?

I want to reduce simulation time in CST for frequency domain solver by upgrading my computer. I already have discrete GPU but it doesn't seem to make any difference at all compared to integreted...

10 July 2024 2,789 4 View

How to disperse silverparticles in water?

I synthesize silver nanoparticles ，and reserve it in water. Then, when I sonicate it some minutes or longer ,it couldn't be dispersed, most of them aggregate .Otherwise ,when I sonicate several...

09 July 2024 7,335 0 View

What is Differential-Fed in microstrip patch ant? How it is design in CST studio? What is process and procedure to do Differential-Fed in CST studio?

What is Differential-Fed in microstrip patch antenna ? How it is design in CST studio? What is simulation process and procedure to do Differential-Fed in CST studio ?

08 July 2024 7,464 1 View

How to know the TM/TE modes in antenna design in CST studio?

How to know the TM/TE modes in antenna design in CST studio? Example: TM01 ,TM02 ,TM10, TM12, TM30 like this... how can identify the antenna is operate the above said mode? can any one explain...

08 July 2024 6,609 2 View