What scientists should do to bring down predatory journals and publishers?

Recently there has been an upsurge in the number of predatory journals and publishers. These predators publish anything at all fee. Beall's list is a good starting point but what do scientists...

11 December 2017 9,363 5 View

Are you interested in a research collaboration?

We are a Kenyan Team working on traditional spontaneously fermented food products. Our project involves isolation and characterization of microorganisms using molecular diagnostic techniques and...

05 June 2015 9,146 4 View

What is the best method of detecting and quantifying Fumonisins?

I want to detect the presence of fumonisins in some samples and later quantify the level of contamination. What is the most accurate yet simple method to achieve this?

03 April 2014 4,380 4 View

Who has a paper detailing the minimum requirements of Polylactic acid for medical applications?

Polylactic acid synthesized by ROP may contain reminants of the catalyst. Who knows the minimum requirements of the catalyst for this polymer to be applied for medical uses?

08 September 2013 8,767 1 View

How many plasmids can one use for expressing genes in E.coli?

I have 3 plasmids; kanamycin, ampicillin and chloramphenicol- as markers and the plasmids are compartible. Can these plasmids be retained in E. coli without becoming a burden or should I transfer...

03 April 2013 8,438 5 View

Does anyone know of a suitable software that I can use to predict the genes that I can overexpress or delete?

I want to improve yields of my target compound and I believe by traditional metabolic engineering, I cannot easily target specific genes from the metabolic pathways.

02 March 2013 6,778 3 View

No title

01 February 2013 1,813 11 View

Are the genes cloned into pT7 blue vector expressed in E. coli K12? No DE3 and IPTG induction! The vector has T7 promoter upstream, any experience?

If the genes could be expressed, I can avoid transfer to another plasmid

31 December 2012 2,881 1 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

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

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

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 the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View