I m currently trying to do some research on biodeterioration of stone, suggest some good topics to study?

i m searching for dissertation topic

02 March 2020 7,550 3 View

Help with labview?

I have the following labview program. I want to log the sample time for the entire measurement duration. I am using a Elapsed Time Vi to log the data for every loop iteration of the for loop....

12 November 2017 7,227 3 View

Matlab Help, read in data?

I have the following 2 files in xlsx format. I would like to have a matlab code to read in the data of both files and do a corrleation to chek how much similarity there is between them and if they...

05 November 2017 1,822 4 View

Measure radar signals on ship deck from 1 Ghz-18 Ghz?

I want to measure radar signals on a ship deck with a power sensor. I want to chose between directional antennas and omnidirectional antennas? Which antenna should be better to use in this...

04 October 2017 2,493 2 View

Anyone familiar with Arduino or raspberry pie modules that can write data on an SD or SSD?

Anyone familiar with Arduino or raspberry pie modules that can write and read data on an SD or SSD coming from a power sensor

01 October 2017 8,830 3 View

I am looking for an paper with investigation of coherence times for urban and suburban areas NOS fixed wireless TX and RX / dynamic channel ?

Is there someone who has a research paper? Preferably for frequencies around 700 Mhz, 868 Mhz, 900 Mhz.

10 June 2017 4,090 3 View

How can I solve the following antenna array problem?

28 May 2017 8,700 3 View

Can anyone recommend an ELN that is well suited for a life sciences lab?

We are basically looking for an ELN thats freely available and is user friendle so that even novices to the ELn environment will adapt to it easily.

17 February 2016 9,171 5 View

Problems in pelleting of biotinylated cells.

We biotinylate live cells (adherent monolayer of Ishikawa) for 1 hr at 37C. This is followed by quenching and washing with PBS. However after scrapping in PBS, followed by centrifugation at 2000...

31 December 2012 1,137 19 View

How reliable is the chemiluminescent detection of proteins (western blot) for relative quantification?

Our experience tells us that the intensity of immunoreactive bands on luminograms, after chemiluminescent ECL advanced detection does not always correlate with the protein load.

15 November 2012 7,602 6 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

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 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

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View