What do we mean by the hardness of nanoparticles?

Dear Researchers & Professors, Please let me know the answers for the following queries. 1. What do we mean by the hardness of a nanoparticle? 2. If the hardness of Al2O3 nanoparticle is...

04 May 2019 7,390 4 View

What could be the Cp of CNT and Aluminium Nitride nanoparticles?

Please let me know the Cp value of CNT and Aluminium nitride nanoparticles.

04 May 2019 6,804 4 View

DISCUSSION CLOSED - on thesis evaluation?

The discussion is closed as per the valuable suggestion of Professor Pawan Kumar Khanna. I thank him for enlightening me.

03 April 2019 2,533 3 View

How to determine the particle size from DLS ASCII sheet?

I have been provided with a data sheet with Intensity % and particle size in nm. Can anyone help me out to to figure the ways by which I could calculate the average particle size from it? I need...

02 March 2018 1,917 7 View

Can anyone kindly list the institutions which possess characterization instruments for nanopowder samples and nanofluid specimens in Chennai?

I request someone to list the institutions and/or labs, which can help me utilize Furnace (upto 1000 deg.C), SEM (magnification upto nano size), XRD, pH, Zeta Potential DLS for powder samples and...

04 May 2016 2,011 5 View

Can anyone suggest the best way to prepare SWCNT in water based nanofluid?

02 March 2016 7,943 4 View

Can anyone suggest Surfactants/Dispersants for MgO and CuO in DI water as nanofluids?

Dear Researchers and Professors, I dispersed 0.5 gms of MgO in a litre of DI water and sonicated it for 3 hours and found that, it did not disperse well. After keeping it idle for a day, found...

02 March 2016 145 3 View

Can someone please send me full papers on the fluid flow through ducts?

Can some one provide me with full research papers on flow of conventional fluid and Nanofluid through ducts? Any number of papers as much possible.

08 September 2015 8,100 0 View

Can anyone kindly guide on the preparation of nanofluids for Forced Convection Test Loop?

Please suggest each basic step to prepare a nanofluid for Forced Convection Test Loop setup. How much quantity of nanofluid is needed for the test loop? How much nanoparticle is to be taken to...

06 July 2015 1,480 2 View

What are all the possible thermal and electrical properties to be measured after synthesizing a nanoparticle and when using it as nanofluids?

I wish to know whether a synthesized nanoparticle can be used as effective nanofluid for thermal and electrical application. Also I am in need of the measurement techniques available and can be...

06 July 2015 6,397 8 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

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

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 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

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

Is there a classification scheme for rock cavities or caverns with respect to their size and shape?

The range of forms and sizes of cavities in rock is very big. Is there a classification scheme for rock cavities regarding their size and shape?

02 March 2021 4,511 3 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View