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

Which is best tool for alignment of large bacterial sequence?

Hi! I need to align big fasta files (bacterial 16S) . I have tried to align them in some web-servers and freeware, but my files are too big to be run in there. I will be very glad if you could...

16 January 2021 1,266 4 View

What is the best studying timeline after injection of B16-F10 melanoma metastases cell line?

I want to inject B16F10 cells into C57BL/6 mice as a melanoma metastases model to study the speed of metastases in different organs. I need advice about the designing of the best timeline for...

14 January 2021 3,704 1 View

Which type of press is proper and common for making PZT parts?

What kind of press is using to make electroceramic parts, including PZT parts (hydraulic press, pneumatic press, etc.)? Furthermore, what is the reason for using this type of press? And does the...

28 December 2020 1,215 2 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

Why 3.5% wt NaCl solution has been considered to simulate sea water in corrosion tests?

As you know, Test electrolyte in most of the academic corrosion studies have been considered as 3.5% wt NaCl (Rerfer to Standard ASTM G44) and in other standards like NACE 1D182 the concentration...

09 October 2020 8,625 17 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 to develop a framework/model and present it in an analytical form?

Dear All, I am conducting a study on DBD actuators and I'm trying to develop a framework for actuators using plasma-based metamaterials. In order to reach this objective, I need to learn how to...

01 June 2020 3,864 2 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

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 to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 View