Should I normalise data when measuring fluorescence intensity ?

I'm measuring fluorescence intensity of the product in an enzyme reaction in 37 celsius degree. I set a kinetic measurement in 1 hour. The fluorescence intensity of the BLANK ( contains only...

03 January 2021 5,554 5 View

What if the assumption of homogeneity of slope is violated in ANCOVA?

Dear everyone, I implemented a quasi experiment pre and post test design. A new teaching intervention in class. as other researchers did, I used pre test as covariance and run ANCOVA to see...

24 November 2020 6,869 5 View

Plaxis V20 water load apply error in analyses?

Recently I have been working in some embankment project and plaxis V20 is the FEM software I am using to calculate. But by the time I am working, I figured out the water load sometimes applied to...

27 October 2020 7,835 1 View

Rotation matrix - 3D dimension to 2D dimension?

22 October 2020 9,354 4 View

Is there any design method for control system without linearization of nonlinear plant?

Usually, a nonlinear plant needs to be linearized before using some design method for control law synthesis. Is there any design method, which does not require a linearization?

14 September 2020 1,268 2 View

LC3 II form remains unchanged but p62 protein is increasing, why?

Hello, I am treating my cells with a compound to study whether the autophagy can be affected or not. Using Western blot, I found that LC3 II form remains unchanged but p62 protein is increasing ....

16 August 2020 8,937 3 View

How do I get the permission for using the images of a published article?

How do I get the permission for using the images of a published article?

03 August 2020 9,083 3 View

How to combine items to corresponding components in questionnaire?

Dear senior researchers, I am a master student. I am analyzing data that I collected for my master thesis. One of my research question is What are students' attitude toward Concept map as a...

21 June 2020 5,476 3 View

Why is GC-MS vacuum not stable?

When the vacuum status was attained and the GS-MS was running the sequence, it lost the vacuum and turn to the pumping down process. I tried to make sure that the screws are tightened, and there...

24 May 2020 978 9 View

Which experiments could clearly show the immune-enhanced diseases in SARS-CoV-2 vaccine study ?

Now there are many studies of SARS-CoV-2 vaccines in animals and human. One of the concerns relating to safety of vaccine is the immune-enhanced disease. But I wonder which animal experiments...

14 May 2020 5,179 10 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

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 View