Among all the environmental pollutants globally how much % out of 100% is due to chemists?

Environmental pollutants and hazardous are major issues through which the modern world is suffering. Among all the environmental pollutants and hazardous materials how much contribution is from...

31 December 2020 6,039 3 View

Among All the environmental pollutants how much % out of 100% are due to chemists?

Environmental pollutants and hazardous are major issues through which the modern world. Among all the environmental pollutants and hazardous materials how much contribution is from chemists (out...

31 December 2020 833 7 View

How to prepare selenium nanoparticles from selenium dioxide?

For the preparation of selenium nanoparticles mostly selenious acid is used however if someone try to prepare it from selenium dioxide what will be the proposed procedure or mechanism?? Is it...

07 December 2020 4,979 4 View

What are the exact phytochemicals present in the plant extracts which act as reducing and stabilizing agents in the green synthesis of Nanoparticles?

There are hundreds of research articles published on the green synthesis of nanoparticles of various metals and metal oxides nanoparticles using plant extract (where mostly the extract of leaves...

30 November 2020 735 6 View

How can I derive the Fresnel reflection coefficient in matrix form?

I need help in deriving the Fresnel reflection coefficient in matrix form for the 2 X 2 reflection matrices. After diligently searching online, I noticed I could get the steps in a book called...

11 October 2020 215 3 View

How to collect data for Regional Research Study?

08 October 2020 8,003 4 View

Can we test the same hypothesis by using two different techniques Regression analysis (SEM) and Variance analysis (ANOVA)?

I have model where I have four dependent variables in nomological order and 3 independent continuous variables . To test casual relationships I first compared means of outcome variables across...

19 June 2020 7,764 8 View

Is there an Instrument to Assess Faculty Members Readiness to Implement Knowledge Management?

I am searching about an Instrument to evaluate readiness of faculty members to implement knowledge management?

01 March 2020 5,394 3 View

Could you please help me by solving the following integration?

Dear Colleagues, I'd be grateful if you provide me the solution or give an idea to solve integration. Thanks in advance. Huda

12 February 2020 1,989 15 View

What is the best way to approach a scientist for Post Doctoral research position?

I have completed my Ph.D. During Ph.D., I had worked on various aspects of the pathogenesis of Candida glabrata. However, in Post Doctoral studies, I want to work on immunological aspects for the...

11 February 2020 4,482 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'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

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

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

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View