What happen to an illuminated solar cell if the back contacted face is not properly grounded (many oxidized area) ?

My samples (solar cell) have graphene on the two sides, but the back face is full of oxides and impurities. I imagine that the conductivity is poor on that side compare to the other one, clean...

18 February 2018 4,844 3 View

Does anyone know about an opinion survey of social scientists?

28 October 2016 10,011 3 View

What is the best program to start a neural network connectome project from scratch?

I study fish telencephalon both by electrophysiology, by localization of receptor and ion channel expression and anatomical connectivity to better understand how this "small" neuronal network...

03 April 2015 4,446 2 View

What hardware or software do you use for continuous (report) measurement?

For instance, continuously rating a participant's affect during a marital interaction, anxiety over the course of an exposure session, or the behavior of an actor in a video.

04 March 2014 4,717 8 View

Is there a way to prevent dopamine oxydation in aqueous solution?

I want to test the effect of dopamine in fish neuron by electrophysiology. Yet, dopamine is oxidised quickly, making it impossible to use it during stimulation and recording. In molecular biology,...

06 July 2013 6,018 5 View

How fast can myeloid cells ingest engineered nanoparticles, any examples?

Diameter- and/or shape-dependent

07 November 2012 5,202 1 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

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

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

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

How to define tie constraint between rigid body and another part in dynamic explicit model of Abaqus?

Hi dear researchers I connected a rigid body into the part of my structure by tie constraint and then I added displacement to rigid body, in static general step every thing is fine and these two...

28 February 2021 3,442 2 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 View

How to modify Johnson cook equation in ABAQUS?

I wanted to add an extra parameter to the existing Johnson cook equation in the ABAQUS simulation. How to add those extra parameters. Ref: A modified Johnson-Cook material model with strain...

28 February 2021 4,841 3 View

No module named 'tensorflow.keras.backend.tensorflow_backend' ?

System Description Cuda 11.2 GeForce GTX 1080ti tensorflow version 2.4.1 keras version 2.2.0 python version 3.8 I was getting the below error when I try to run my code on the...

25 February 2021 6,673 2 View