Why oxidation with peracetic acid engender staining of oxytalan fibers with clastic tissue stains?

Just a quick question above, this oxidation method is mentioned by literature, but no one talked about the principle. Can anyone figure out how the oxidation works on any specific group?

20 December 2020 5,878 1 View

Can I employ clustering method on abundance-based dataset that has no information about species richness?

Dear friends, we have sampled a taxonomic group in 40 different sites. The data set is abundance-based without any info on species richness. What is the best statistical approach to cluster the...

07 August 2020 1,073 5 View

What is the best statical method for comparison of performance?

Suppose that i want to compare the accuracy of prediction between A and B. The number pf experiment actually is more than 100 experiments. I only put 6 experiments for example. If i use the...

13 May 2020 1,466 3 View

Hai everyone I have one question related to power of study and sample size?

In my study, I used single proportion formula: Sample size, n = Z2 P (1-P) / d2 Where Z = 1.96, d = 10% P = 10%, which is the increment in postprandial metabolic rate after consumption of LCS...

12 May 2020 1,960 3 View

Why does my HPLC filter always generate air bubbles?

I have an old HPLC machine. Every time when I put my filter into 50%:50% water and acetonitrile mixture, my filter always generate bubbles. However, once I change the solvent to 100% acetonitrile,...

08 March 2020 5,587 4 View

ACE Inhibition Assay?

1) I am curious on what solution should I used to dilute the ACE enzyme to respected concentration? is it the same regardless of what solution? or the activity will be differ accordingly to the...

24 February 2020 9,530 2 View

How to create colored disease maps?

I have 9 years disease data and I wanted to create maps showing incidence of a disease from different districts at country level on yearly basis. Previously I have been using CorelDraw to draw...

20 November 2019 6,671 4 View

Can someone suggest 3D Soundscape mapping/modelling tool for outdoor environment?

Looking for a 3D Soundscape mapping/modelling tool for outdoor environment, ex. Park etc. Preferably, open source tool.

26 July 2019 1,245 2 View

What will happen if we modifiy conventional agriculture to conservation agriculture in all over the world?

common changes happening with respect to productivity, fertility, climate change etc.

08 June 2019 1,729 26 View

How to convert the simple rectangle shape patch antenna into E or H or T shape patch anttena?

i have design a rectangle shape patch antenna for 35 GHz but i want to convert this simple shapr rectangle antenna into another shape

26 April 2019 3,687 5 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

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 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

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View