Can anyone explain the calculation process of integrated biomarker response (IBR)? Any specifical software?

Hi. I'm working with soil enzymes and I have an issue because i saw several papers that used "integrated biological response" or IBRv2 to integrate data from enzymes and build a hexagonal star...

11 October 2020 5,131 3 View

Amendment to reduce bioavailable contents but related with a bioavailability increment?

Hi I am working with a soil amendment to treated some multi-contaminated soils by As, Cd, Cr, Cu, Pb, Sb, and Zn. My amendment (iron oxide) had a high efficiency to reduce bioavailable contents...

06 July 2018 5,116 2 View

Amendment to reduce bioavailable contents but related with a bioavailability increment?

Hi I am working with a soil amendment to treated some multi-contaminated soils by As, Cd, Cr, Cu, Pb, Sb, and Zn. My amendment (iron oxide) had a high efficiency to reduce bioavailable contents...

03 July 2018 8,277 2 View

Anyone could provide references about SEM images of Arecaceae species from archaeological contexts?

In the framework of a research work in the Neotropics I've identified several fragments probably pertaining to Arecaceae species. I've found many papers and atlases of thin-slide sections of...

10 February 2018 3,485 2 View

Questions about TCLP extraction (limit values and calculations)?

Hi I've soil extractions by TCLP for contaminated soils by Cd, Cr, Ni, Pb, Sb and Zn from a shooting range. These extractions were applied to untreated and treated soils with different...

01 February 2017 6,780 4 View

In ALSAQ-40 and ALSFRS-R (Questionnaires of ALS), how are the scores?

12 January 2017 597 2 View

In ALSAQ-40 and ALSFRS-R (Questionnaires of ALS), how are the scores?

31 December 2016 8,066 2 View

An alternative to UBM method to study lead oral bioaccessibility?

Hi everyone Most papers are focused to study the lead oral bioaccesibility in urban soils with the Unified Bioaccessibility Method (UBM) from the Bioaccessibility Research Group of Europe (BARGE)...

09 October 2016 3,111 3 View

An alternative to UBM method to study lead oral bioaccessibility?

Hi everyone Most papers are focused to study the lead oral bioaccesibility in urban soils with the Unified Bioaccessibility Method (UBM) from the Bioaccessibility Research Group of Europe (BARGE)...

09 October 2016 6,602 3 View

Does anyone have information about the use of Roupala montana as firewood for producing aromatic smoke?

I am currently identifying samples recovered from an archaeological site in the Pacific coast of Panama. Does anyone have information about the use of Roupala montana or other wood species as...

21 August 2016 8,576 3 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

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 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