Health or economy !?

With the continuing threat of the Coronavirus and the deterioration of global economies due to quarantine, are we heading towards choosing between health or the economy?

29 April 2020 4,509 26 View

I need experimental researches that clarify the effect of well number and width on the performance of quantum-well solar cells?

Dear All, I need experimental researches that explain the tradeoff between short circuit current and open circuit voltage when we increase the number of QW, or width. Thanks in advance

30 April 2019 2,941 2 View

What is the most suitable PEG to use to link peptide in a peptide-coated niosome?

We are working on preparing a drug carrier niosome. We are planning to use a 24 amino acid peptide (MW=3000 kDa) as a coating which will serve for homing purposes. As to link the peptide we are...

31 October 2018 5,295 1 View

Why is isolated liver mitochondria and colon mitochondria respond differently towards the same agent?

In a recent experimentation where we tested an agent's effect on the oxidative stress status on mice (inflammatory model of IBD), we found that livers and colons present a similar response...

24 September 2018 9,990 1 View

Hi all, Does citrantifidiene and citrantifidiol extracted from Trichoderma are volatile compounds?

Hi all, Does citrantifidiene and citrantifidiol extracted from Trichoderma are volatile compounds?

12 August 2018 9,783 1 View

How to determine R-cuve for concrete?

Dear all, How to determine R-curve of concrete for crack growth, is there any equations to calculate it ? If it is related to experimental test, is there any data of r-curve in order to...

15 November 2017 4,314 1 View

Parameter of Archived multi-objective simulated annealing (AMOSA)?

01 May 2016 7,756 4 View

How can I define the dimensions in multi dimension scaling (mds) to build a perception map?

dear researchers, i need to develop a perception map through a multidimention scalin (mds) on spss in the framework of measuring brands image, but i need to know how can i define the dimentions....

06 December 2015 6,784 2 View

Can I simulate crack propagation on ABAQUS ?

Good morning every one. I need your help. I am now working on crack propagation on concrete gravity dams, I want to know some models to simulate penetration of water on cracks and how it...

17 November 2015 3,116 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

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

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 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

Is there any effect of different colours of light (white, red, yellow, blue etc.) on the rate of photosynthesis? If yes, why?

Light is inevitable for the process of photosynthesis reaction. Naturally sunlight plays the vital role for this process. Light may be of different colours like white, red, yellow, blue etc....

02 March 2021 7,890 2 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View