How do i analyze scratch assay data obtained thru imageJ?

hello. i manually measured the area in each image. the output i got was area/mean/min/max then i put all the data into excel, and also added the following columns: group names/date/hour pic was...

19 January 2021 3,936 3 View

What are the alternative to Rotary Evaporation?

I want to remove solvent to obtain a solid . i would like to remove solvents such as THF, TEA, carbon tetrachloride . the obtained solid which is a Phosphorus ester. What could be an suitable...

04 January 2021 1,220 1 View

How to detect saturated pixels in Landsat images?

I have heard pixels with DN>10000 in Sentinel-2 images are saturated pixels. How to detect saturated pixels by DN in Landsat images? Is there any reference that has determined these DN numbers for...

16 December 2020 5,827 3 View

What is the role of Phytomelanin in seed coat?

We know commonly found in seed coat at Asparagales and Asteraceae family But, what is the role of Phytomelanin in the seed coat? Is it only a protector?

03 December 2020 7,493 5 View

Do NPC or FC structures have power loss of capacitor ripple?

I should say that when capacitors are parallel with input voltage DC, they have capacitor ripple voltage loss cause of direct connection but when a capacitor is in path of charging current -it's...

04 September 2020 9,774 1 View

In gas chromatograpy, how do I propagate SD of 5 readings at each standard conc. along with the SE of the coefficients in a quadratic regression?

Hi, This question pertains to gas chromatography to measure levels of carbon monoxide using reduction gas detector technology. I have developed a quadratic regression using 6 standard CO...

11 April 2019 7,888 3 View

I have a check box question, where the respondents can choose more than one choice, how can I insert more than one choice in the SPSS?

I have a check box question, where the respondents can choose more than one choice, how can I insert more than one choice in the SPSS extraction sheet? e.g: 1. medical 2. surgical 3....

27 February 2019 4,397 3 View

Nuclear extraction from brain tissue?

Hi, I'm looking for an inexpensive and efficient method to isolate nuclear fraction from brain tissue. There are kits and protocols available, but they are mostly for cells and tissues other than...

14 January 2019 402 2 View

What are the basic characteristics of Big Data?

I collected more than 200000 samples, but someone said the data was not a Big data. I asked him to define the Big data, unfortunately he could not define.

15 August 2018 4,985 12 View

Does vorticity relate to turbulence kinetic energy?

Hello, I want to know that if a vortical region exists, does it mean the turbulence kinetic energy has higher values in that region? (the relation between tubulence kinetic energy and vorticity)

11 August 2018 5,649 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

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

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 Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 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

Which SAR dataset to use for generating coherency matrix and performing target decomposition (Description) ?

Working on chandrayaan-2 DFSAR data, there are three datasets available: 1) Slant range image data product: The slant range complex image file. Each pixel is represented by two 4-byte floating...

02 March 2021 8,481 3 View

How UAV or drone can be beneficial to better estimate crop yield?

As we know, crop yield estimation has been done traditionally with farmer's expert knowledge, deductive sampling in representative areas, and remote sensing with satellite imagery. Farmer's Expert...

01 March 2021 3,468 3 View