What it is the difference between Laccase enzyme and Lignin degrading enzyme?

What it is the difference between Laccase enzyme and Lignin degrading enzyme

31 December 2018 10,027 0 View

How to calculate the percentage of atomic composition for concrete ?

I want to to calculate the percentage of atomic composition for concrete like that: H=2, O=50, Na=15

11 December 2018 4,970 3 View

There are any ASTM or British standards of porosity measurement for the hardened concrete?

I have searched about any standards of porosity measurement for the hardened concrete, but I didn't find any thing.

08 September 2018 3,350 3 View

How to calculate the serpentinization degree % in the serpentine?

I want to calculate the degree of serpentinization in more than one type of serpentine

08 September 2018 477 0 View

Until now there are not any papers explaining the relation between crushing value of aggregate and compressive strength of concrete, I'm right?

I didn't find any papers explaining the relation between crushing value of aggregate and compressive strength of concrete

05 June 2018 2,347 15 View

Are there any suggestions for references about the relation between porosity and void ratio in concrete?

I want references about the relation between porosity and void ratio in concrete.

04 May 2018 5,441 6 View

What is the interpretation of presence of CH3 functional group in the IR ?

what is the interpretation of presence of CH3 functional group in the IR in treated silicate material with NaOH although the ore (original material before treating) did not contain any carbon ?

03 April 2018 6,745 6 View

Are these ingredients of concrete indicated right?

This is an SEM image of concrete and I want to know if I indicated the components right or wrong?

03 April 2018 1,009 0 View

There is a calculation method for finding the the void ratio knowing the porosity and water absorption in concrete?

I want to theoretically calculate the void ratio knowing the porosity and water absorption?....except for ASTM CODES?

01 February 2018 4,049 0 View

Is it possible for turquoise to have a violet color?

Turquoise has a blue and green colors, but I see some have a violet and other colors, so it is possible ?

31 December 2017 5,255 0 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 the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View