How to resolve the problem of serial correlation in vector auto regression ?

We confront with this problem in index related data like CPI.

26 January 2021 9,993 1 View

How to verify if a measuring system is working right?

We have 2 machines that test products. Both of these qualify the product to be Good or Bad ( Based on amount of leak ). The final outcome is attribute variable (Good/ Bad) whereas the way we...

16 November 2020 688 7 View

Difference between autoclaved sludge and the sludge to which optimum amount of sodium azide is added?

how would autoclaving and addition of optimum dosage of sodium azide affect the activity of the microbes in the sludge besides the EPS released?

29 June 2017 5,813 1 View

Issue with Uniformity of TiO2 film by spin coating, what steps and precautions are to be taken for making a uniform film?

I am trying to make a film of TiO2 using Solgel method, I use 1:10 weight ratio of titanium diisopropoxide and ethanol. I spin coat this solution on to the substrate at 3000rpm and anneal at 450C....

02 June 2016 8,941 7 View

Whether the presence of signal peptide in the amplified product creates any problem in further recombinant protein expression and purification?

my primers amplify a region containing signal peptide also. this fragment was cloned into pet28 vector and expressed in BL21 expression host. My protein band was not expressed initially and when...

02 May 2016 9,465 4 View

How to calculate Diffusion coefficient from Tafel Plot (Limiting current density, Jlim)?

24 January 2016 7,149 3 View

Is there any portable instrument to measure CaCl2 concentration (0.1-2%) in water?

Can we directly relate pH, EC and alkalinity with CaCl2 concentration?

07 April 2015 4,923 3 View

Does calculation of total variation for controller output result in negative values?

For calculating the smoothness of the controller

09 February 2015 901 3 View

What is the standard xrd peak value of graphene quantum dots?

Please tell self passivated graphene quantum dots xrd peak.

25 September 2014 8,783 5 View

Need for standards or positive controls in enzyme inhibition studies?

I am currently working on snake venom enzymes inhibition by crude plant extracts. I found one of the plant extracts working very effectively in different enzyme inhibitions. When I communicate the...

23 April 2014 7,500 4 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

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

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