AAS dried plant samples digestion protocols?

I am looking for alternative sample digestion protocols for dried herbs to be analyzed with AAS for presence of Pb, As and Cd. So far I have attempted acid digestion over hot plate (HNO3 and aqua...

28 December 2020 7,765 5 View

Does my laptop (AMD Ryzen 4300G with AMD Radeon Graphics) suitable for YASARA MD simulation?

My current laptop is Lenovo Flex 5, AMD Ryzen 4300G with AMD Radeon Graphics. I have just researched that most people recommended that Nvidia series of graphic cards but my budget can't allow me...

25 October 2020 4,777 3 View

How to draw ROC curve for the correlated parameters?

Dear Fellow Researchers, We want to access the prediction accuracy for various parameters. We were able to draw ROC curves for each of the parameter separately using SPSS. Now, we want to see a...

21 October 2020 4,994 3 View

How can I analyze qPCR data without control sample/calibrator?

I would like to compare expression of my gene of interest (GOI) in non-treated leaves, stems, roots of my plant. In that case I don't have any control sample here and it's not possible to have...

09 August 2020 3,998 3 View

Is it possible that dicot plant could rearrange or excise from his genome transfected DNA fragment?

I have transfected Salvia milthiorrhiza plant using Agrobacterium tumefaciens cells carrying binary plasmid. At the level of Agrobacterium I confirmed presence of my binary vector by obtaining...

26 June 2020 8,763 15 View

Where can I find suppliers of rare dyes?

I have trouble finding certain dyes for my research (mostly acid dyes). I have approached producers of textile dyes from various countries, but the C.I. I am looking for are extremely hard to...

26 March 2020 5,648 6 View

MatLab -curve fitting?

Dear All, Could anyone help me please? I want to estimate the contribution of each curve (EA) to best fit the M curve (the bold one). Best regards Malgorzata

24 March 2020 8,316 5 View

Training and the environment?

Hi, I am looking for current research on training in high polluted air conditions and environment (running, cycling, rowing ...) Effects in plus and in minus (short- and long term). Can anyone...

02 January 2020 3,916 2 View

Any anti-HLA-B38/B39-specific antibodies?

Dear Fellow Researcher, I am working on HLA-B*38 and HLA-B*39 molecules and looking for the antibodies that can recognize these two MHC class I alleles. I do have W6/32 and HC10 antibodies that...

02 December 2019 6,693 1 View

How to evaluate the quality of the studies included in the systematic review?

Dear Fellow Researchers, We are writing a systematic review based on the various types of the studies: clinical trials, clinical case series and the animal studies. What type of study assessment...

17 November 2019 3,131 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

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

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 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'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

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View