The structural health monitoring system are using PZT sensor, why they are preferred?

Structural health monitoring system are used to monitor the health of the architecture of the plane and constructions when they are monitoring , they used piezoelectric sensor to log the data. Why...

01 February 2018 4,819 5 View

How to find relative permittivity and permeability of a material?

I have to find a dielectric constant of a particular material. for ex. I need a titanium or combination of carbides.

03 April 2014 2,276 3 View

Why is semiconductor material segregated into p- type and n-type?

If silicon or germanium or any of the semiconducting material for function using the same material, what will happen when P-type is silicon and N-type is germanium combine together? Due to the cut...

09 October 2013 9,339 4 View

I need a 0-20mA isolating amplifier current circuit. Can someone help me please?

These is for making a input to the control board to set up the current value according to that it will the maximum current .

07 August 2013 3,332 3 View

What is energy gap?

Regarding a semiconductor where there is a conduction band & valance band.

04 May 2013 8,314 3 View

What is the correlation between electromagnetic waves and material ?

Due to the material characteristic the producing of EM waves will have any variation, if it is there in which material will EM be effective?

04 May 2013 4,984 4 View

What is the concept of plasma immersion ion implantation?

It is related to high voltage sputtering. What is the purpose of using this technique, on which law it is working?

03 April 2013 9,435 5 View

What softwares are used for simulating and modelling pvd?

What software is used for physical vapor deposition and x-ray photo electron spectroscopy and plasma immersion ion implentation?

03 April 2013 3,037 2 View

What is the concept behind physical vapor deposition?

Using high voltage sputtering.

03 April 2013 6,224 1 View

What type of noise will be added to RF waves after transmission? Due to the antenna height

RF waves and antenna height.

02 March 2013 5,210 5 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

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

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'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

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View