Dear researcher, can you help me identify this plant they told me, it belongs to the Pistacia genus. best regads?

identification of plant?

08 September 2018 4,404 2 View

Identification of plant?

Dear researcher, can you help me identify this plant they told me, it belongs to the Asteraceae family. best regads

04 May 2018 8,177 4 View

Identification of plant?

dear doctors, is this plant chamomile? can you give me the species. best regards.

02 March 2018 5,078 7 View

methods for Vanillin synthesis?

There is a method of extracting vanillin from paper and vegetable waste ? Best regards

31 December 2017 6,115 0 View

Anti-prostate cancer activity of plants?

dear doctors I am looking for someone who helps me to evaluate the anti-prostate cancer activity of plants and their active ingredients in vitro? best regards

31 December 2017 8,999 5 View

Biological actitivity of plants extracts

Sometimes, when biological activities such as the antioxidant activity of plant extracts for example are tested. It is found that the lowest concentration has the highest activity.Is that logical?...

05 June 2017 4,321 2 View

Docking software

Which is the most used and more efficient software for the docking of two molecules (eg natural molecule)? And how I can consider a result as the most reliable Thanks in advance. best regards.

01 February 2017 8,909 0 View

Behcet's disease???

please, can you give me informations about Behcet's disease and how to prevent this disease

03 April 2015 1,784 1 View

What are the molecular mechanisms that allow thermophilic bacteria to survive at high temperatures?

What are the molecular mechanisms that allow the thermophilic bacteria to survive at this temperature ?

03 April 2015 4,233 5 View

Lc ms analysis???

I need realisation of lc ms analysis on phenolic compounds of medicinal plants extracts, so I need your help please.

09 October 2014 4,305 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

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

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

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 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