Is anyone aware of any freely available databases of normed works of art?

I am specifically interested in works of art for which ratings on multiple dimensions are readily available--for instance, ratings of beauty or of liking that were acquired from a sample of...

18 January 2021 296 5 View

Is there such a thing as a set of instructions on how to use multiple-choice questionnaires in higher education?

Though it is certainly not the best way to assess students in higher education, MCQs are being used more and more often. I'm not trying to pick up a list of pros and cons but rather trying to...

04 July 2020 3,848 2 View

What is some good scholarship on the Roman the patronus ("patron") and their cliens ("client"), as compared/contrasted to practices in Ancient Greeks?

What is some good scholarship on the Roman the patronus ("patron") and their cliens ("client"), as compared/contrasted to practices in Ancient Greeks? And what if any did this factor played in how...

27 March 2020 9,922 2 View

New research into animal emotions?

Hi, I am trying to do research into new ways scientists are researching and understanding emotions in animals, (mammals, fish, birds, insects). Would anyone know of any interesting papers on the...

22 September 2019 9,686 12 View

How to quantify hydrogen peroxide using potassium iodide, ammonium molybdate, and leucocrystal violet?

I'm attempting to follow the method outlined in the following publication for determining the concentration of hydrogen peroxide in aqueous solution: Mathew, Sunitha B., Ajai K. Pillai, and...

23 April 2019 6,067 2 View

How to resolve Convergence Failure other than increasing SCF cycles in G09?

Good day people I'm trying to optimise a biphenyl with substituents on using DFT rB3LYP aug-cc-pVDZ. I optimised biphenyl on its own with no problems, but now I added substituents on it and now...

07 March 2019 3,841 4 View

What's the best type of optical microscope for inorganic materials analysis (thin films, electrodes, etc.)?

I'm not familiar with microscope types, features etc. and our R&D group wants to purchase a new microscope to characterize our sensors, materials, etc. Can anyone recommend a good type or brand?...

29 July 2018 2,731 6 View

cannot delete question?

11

27 April 2018 5,230 4 View

Are there any (non-pathogenic) microbial standards that can be used to spike into water samples to evaluate disinfection methods?

I would like to evaluate the relative efficacy of various disinfection methods such as UV lamps, ultra-filtration, etc. to remove microbes from water samples. I may need to spike microbial...

26 April 2018 3,992 4 View

Why don't Archea cause infectious diseases?

Plenty of Bacteria and Eukarya cause infectous diseases in humans and animals, so why not the Archea as well? Not really happy with any of the hyptheses I've found: 1) Evolution or...

14 January 2018 5,622 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

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

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 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