Why uwb antenna group delay measurements taken at 30 cm?

UWB Antennas group delay measurements are carried by keeping antenna separated by 30 cm ftf or e2e configuration. The literature survey reveals it to be the abeyance of far-field condition.......

02 September 2020 6,404 3 View

Why don't we consider the biological properties for soil quality index computation?

There are several methodologies and quality publications available regarding on soil quality index but they have not considered the soil biochemical properties. Please let me know the scientific...

30 August 2020 1,970 37 View

Is research on antimicrobial peptides worth it?

In the age of Mutiresistant drug bacterium(s) and eukaryotic pathogenic organisms or superbugs, we are in a constant lookout for new treatments and especially antibiotic drugs. Two approaches, in...

23 August 2020 3,915 3 View

How much time normal urea and neem coated urea prills will take to dissolve in distilled water? Will it transform to other form or not?

Urea being water soluble fertilizer is tend to dissolve rapidly in water than urea prills with any protective coating. Hydrolysis of water urea prills application in soil make available for plant...

12 August 2020 9,205 11 View

What is the difference between systematic review and meta analysis ? How to do meta-analysis ?

Nowadays, meta analysis is being widely preferably used for review paper writing. Is this meta analysis having edge over systematic review articles? Is there any specific software or methodology...

07 July 2020 3,172 14 View

Can we get mode II SIFs (KII) for the pure mode I loading in 3D analysis of an edge cracked plate?

I am performing a 3D analysis of an edge cracked plate with a straight fronted crack under pure mode I loading in ANSYS APDL. And I am plotting the variation of SIFs along the crack front in the...

28 February 2020 5,827 2 View

How many components are must to include for soil quality index analysis ?

As soil quality represent it's "fitness to use" or "capacity of soil to function to sustain productivity maintaining environmental quality and improved health". What are the basic components...

14 February 2020 7,210 6 View

Is ATP the best energy providing molecule? can there be something better?

ATP energy-storing molecule as is no doubt an efficient! as not only it is used as energy storage and provider in all forms of life and has probably been around for billions of years. Even in the...

08 February 2020 9,015 6 View

How to know the concentration of compound in nanogram/Litre from a calibration graph in microgram/Litre?

I have calibration graph using GC-MS ion trap of a compound in microgram/Litres but i got the compound value in sample in nanograms/litre. Now i need to know the concentration of the compound. How...

01 February 2020 9,649 4 View

Can we plot the Van Krevelen diagram simply with the help of excel or any specific software will be required ?

Please suggest if any specific software is used.

31 January 2020 6,189 3 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 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 is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 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

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View