How two melting peaks in DSC of polypropylene can be merged into one crystallization peak?

The figure shows DSC cooling (blue) and 2nd heating (green) curves (step: 10 K/min) for a commercial sample supplied as Atactic Polypropylene (APP). The heating curve illustrates two major...

03 March 2021 5,857 3 View

Does anyone here uses the Software for Roche LightCycler 2.0 instrument?

Hi everyone, If anyone here uses Roche LightCycler 2.0 instrument for qPCR experiments, I would appreciate if they message me. I have some questions about it. Best - Navid

12 October 2020 6,234 2 View

What is an acceptable FDR% for proteomics data publication?

Is there an established convention on this? I have heard from experts that 1% FDR is recommended. I was wondering can we report protein IDs at 5% FDR. Is there any published guidelines on this? If...

25 August 2020 1,231 4 View

Does the expiration date affect the binding capacity of Ni-NTA?

Hello! I have some expired Ni-NTA resin (QIAGEN), and I need to purify my His-tagged protein. Does the expiration date affect the binding capacity of Ni-NTA? Thank you in advance

11 June 2020 5,773 5 View

How can concrete be modeled with a GFI in ABAQUS?

Hello dears I am modelling concrete in the Abaqus and need to know GFI behavior and parameters them. How can concrete be modeled to the ABAQUS? Thanks

03 March 2020 4,116 3 View

Is there any good free software to simulate electron trajectory in non-uniform electric field?

Need to simulate electron trajectory in non-uniform electric field.

08 February 2020 8,963 3 View

New project in Cathodic Protection?

What fields (topics) do you suggest to work as a metallurgy and Technical Inspection master degree Student in Cathodic Protection? Thank you kindly

17 January 2020 4,201 5 View

Should the effective stresses be constant during the effective stress numerical analysis?

Assuming running the undrained effective stress analysis in FLAC3D via Config FLUID using the effective stiffness and strength parameters, are we expecting the constant effective stresses in the...

15 July 2019 6,096 3 View

How to model the distribution of the population from a facility to other near facilities (for example a school) when it is decided to be destroyed ?

how can we model the distribution of the population from a facility to other near facilities (for example a school or a hospital) when it is decided to be destroyed

25 June 2019 4,220 3 View

Fluorescent staining of bacteria and fungi?

Hi all scientists, I am going to determine the LIVE/ DEAD fungi and bacteria cells with fluorescent dye in the possible biofilm on my plastic films surface. I have TTC (tetrazolium chloride) but...

05 June 2019 2,709 2 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

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View