Is it possible to obtain porous free, dense, uniform and thick Hafnia coating by sol-gel process?

At high temperature, Hafnia coating over a substrate act as a Thermal Barrier Coating. It is already proven to coat few microns of Hafnia coating using Soll-gel process. But, is it possible to...

11 December 2018 1,162 0 View

How does the porous plate or disc fabricated/manufactured?

Micro porous plates or disc are mostly manufactured through powder sintering process. Also, I would like to know the possibilities of fabricating porous alloy plates. Can Any one suggest the...

09 October 2018 486 1 View

How does the addition of kinetic energy to the fuel alters the injection velocity of the fuel in the engine?

During the continuous operation of the engine, heat generated from the combustion chamber will transfer to the injector body. If this happens so, does the heat addition to the injection fuel...

09 October 2018 6,918 5 View

Does the TBC coating on Titanium substrate can with stand elevated temperate of about 1500 C?

TBC (7-8% YSZ - NiCrAlY) on the titanium substrate by APS isused in a application where the service temperature of the system would be 1500 C. From the literature survey, it is clearly explained...

05 June 2018 6,135 5 View

Can solid Graphite material be dissolved chemically or Electrolytically?

We have a requirement to dissolve solid graphite by chemical process with or without electrolytic process. Note: This is not related to graphene production process in any way and responses...

05 June 2018 252 9 View

Which metal alloy has extremely low thermal conductivity at elevated temperatures?

For e.g., At 1600C, I need to use a metal alloy which can act as thermal insulator. I cannot increase the thickness of the metal alloy or can not provide cooling. Ceramics would crack due to high...

02 March 2018 9,457 1 View

How Iridium acetylacetonate can be prepared conventionally?

Iridium acetylacetonate is the iridium coordination complex with the formula Ir(O2C5H7)3, which is sometimes known as Ir(acac)3. acetylacetonates are commonly used in various catalysts and...

11 December 2017 2,101 6 View

What is the effect of porosity and pore density in permeability and hydraulic conductivity of a foam?

11 December 2017 2,140 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

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 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

What kind of intervention will be relevant to increase motivation among young sport trainees?

Any suggestion on what book to read is also welcome.

03 March 2021 1,646 4 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