How to write a good covering letter for scientific journals?

Dear Researchers and scientists, I am a budding researcher who is yet to make impact on good internationally reputed journals. But I lack in the art of writing a good succinct covering letter...

06 July 2016 926 5 View

Which journal should I consider?

Friends, I am highly confused for choosing a journal for publication of my research work. I am from horticulture background and did work on plant pigments and their pharmacological importance. So...

03 April 2016 9,976 5 View

Is anyone doing research on organic little millet and barnyard millet?

Friends, I am doing research PhD work on organic nutrient and weed management aspects in little millet and barnyard millets for which getting reference material and thesis is very difficult?. Some...

08 September 2015 2,492 0 View

Which SPME fiber should i use?

Friends, can SPME fiber be used for doing a GCMS profiling of essential oil compounds from flowers and leaves of a plant (eg .Marigold in my case), if so then which type I should use for...

08 September 2015 9,700 1 View

How to prepare 8-HQC?

Friends, Want to use 8-HQC for a small floral preservative experiment for my class, but the only availble chemical is 8-HQ and not the 8-HQC. So how to prepare it?..and also do Citric acid has any...

08 September 2015 2,598 0 View

Why do we need to use ice-cold solutions?

friends, while studying certain analytical techniques I came across using ice-cold acids or ice-cold organic solvents etc. what is the significance in using such ice-cold solutions?

07 August 2015 8,716 1 View

How can I extract free flowing lutein from marigold oleoresin in workable quantities?

I have extracted marigold oleoresin using petroleum ether and have confirmed the presence of lutein but want to quantify it. And also for nanoencapsulation purpose how to seperate pure lutein from...

05 June 2015 6,755 4 View

Does anybody know how to access cnki.com website?

this website contains a host lot of important articles.....I am from India and feels very difficult to access them...please help I am a research scholar and hv lots of related articles.......

04 May 2015 1,866 0 View

What are CD, SEd and SEm in an Anova table?

how they are important for finding a significant treatment. Please help, statisticians find whether the given data is a genuine or arbitrary simply by seeing the CD and SeD and Sem values. I dont...

04 May 2015 3,944 14 View

Can someone suggest some materials that can be used as a standard lutein?

I'm studying on marigold oleoresin extract which contain lutein. For TLC, HPLC etc. studies I need standard to confirm its prescence. Sigma standard is available but it's too costly. INR...

02 March 2015 7,324 11 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

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

How to manually calculate p value in ANOVA? what is the equation or formula for it?

How to manually calculate p value in ANOVA? what is the equation or formula for it?

03 March 2021 4,928 5 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

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View