How to write a PHD proposal for a predefined research?

Hello everyone, I am aiming to write a PHD proposal of 1000 words. The research is described by the supervisor. That means, research questions, aim, and instruments are well defined by the...

01 January 2021 6,291 7 View

Is it possible to use 100% Ethanol as mobile phase for C18 or any reversed phase columns?

I want to separate 2 compounds on HPLC, and I have made the preliminary studies on TLC using reversed phase plates and 100% ethanol as mobile phase which achieved complete separation. Now I want...

13 August 2020 2,229 3 View

How to calculate the interception efficiency for the heliostats in solar field ?

Hi, I am trying to model the heliostat field of a solar tower plant using Matlab but unfortunately I failed to understand the calculation process of interception (Spillage) efficiency using...

16 July 2020 3,494 5 View

Apart of heating, what are the possible uses of the natural gas that is supplied to the buildings?

As I know, the natural gas supplied to the residential and commercial buildings is basically used for heating and maybe for cooking. But what are the other possible ways in which the natural gas...

18 March 2020 9,406 6 View

Is it possible to get the hourly demand profile from the monthly power consumption data?

I am currently working on the design of a hybrid renewable energy system for a factory. I have obtained the monthly consumption of energy but unfortunately the hourly demand load is not available....

16 March 2020 6,386 14 View

How much Protease inhibitor do I need to add to my mouse serum sample?

I am using Protease Inhibitor Cocktails (VWR_M221-1ML). I reconstituted the inhibitor, but I am not sure how much of the protease inhibitor do I add to my sample. I am preparing the sample for a...

09 October 2019 9,615 3 View

I need a simple method for treating raw wood with nanoparticles ?

i need a simple method for treating wood with nanoparticles preferably without conditioning

12 August 2019 4,647 4 View

Is it possible to model the air motion outside/inside the building? what are the recommended softwares?

I am aiming to analyse the natural ventilation for a given buliding. I need to study the air motion inside the building due to the natural ventilation. What are the recommended softwares for this...

08 August 2019 5,913 16 View

Can anyone helps with sensitivity Analysis in Matlab?

I am currently working on optimizing a hybrid energy system. I completed the deterministic analysis and I got the optimal solution. For the non-deterministic analysis , I quantified the...

26 March 2019 8,413 4 View

Is there any method (green one) to produce SrCO3@NiO nanocomposites?

Is there any method (green one) to produce SrCO3@NiO nanocomposites?

17 March 2019 6,377 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

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 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

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 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