Where to get PizoCrystal for a medical prototype?

We are developing a project based on LIPUS and we need to buy a Pizo Crystal with the following properties: Circular shape diameter 6mm frequency 1.6 Mhz Anyone can help telling us about a...

03 April 2018 7,314 3 View

Is there a algorithm to find all possible combination of N real numbers subject to a constant sum constraints?

Say we have a set of alpha_i (1

04 May 2015 3,271 11 View

What is the relationship between the variance/covariance matrix of a multidimensional Gaussian and its information entropy?

Can we generalize this relationship on other multidimensional distributions?

31 December 2014 8,503 3 View

Anyone have experience with frameworks or interdisciplinary tools for both biologists and programmers?

A challenging issue in today's visual neuroscience community is to understand the activity of a network of Retinal Ganglion Cells (RGC) jointly with a stimulus. In this spot, we have several...

31 December 2013 9,172 2 View

Which software do you use for analyzing spike trains and why?

Please consider also to indicate the application. Is it for retinal spike trains or cortex acquisitons ... ?

10 November 2013 1,726 10 View

Anyone know open source tools dedicated to Maximum Entropy modeling for spike train?

I am searching for a tool that allows you to find theoretical statistical models for spike train from data acquisitions (such as, retina or cortex).

02 March 2013 8,069 2 View

Is there any experienced people in Piezo-Electric materials?

Do you know any PE material that reacts with low frequency (around 1 Hz)?

02 March 2013 6,439 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

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View