How to remove Cu2O after the end of a reaction?

Hello Everyone, I am using Cu2O as an oxidizing agent in a reaction, however in the procedure given for this synthesis, the author simply mentioned "filter the product to remove Cu2O ". I am...

11 December 2018 7,315 10 View

How to obtained the Ipa and Ipc other parmeter of a CV graph manually in EC-Lab software used on the BioLogic elechtrochemistry workstation?

05 June 2017 1,795 3 View

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05 June 2017 6,870 1 View

Why the voltage of cyclic voltametry increases durin electropolymerization?

03 April 2017 6,507 5 View

How to instal Quantum Espresso on windows?

Dear All, I is greatly appreciated if someone help me to install Quantum Espresso on windows 7?

31 December 2016 1,269 9 View

What is the difference between 10^-24 CM^3 and esu unit ?

08 September 2016 559 0 View

A DFT code for the optimization of attached structure?

Dear All, Is there any DFT code (license free) that I can use for the optimization of the attached structure? I have tried it by Gaussian but after passing some days, it does not finished...

07 August 2016 2,514 9 View

I need a 3D structure of Chitosan polymer?

As part of my research I do need the 3D structure (preferebly the CIF or things like that) of Chitosan polymer that represents the bond lengths, angles and torsions. I am wondering if someone can...

07 August 2016 3,476 9 View

Analysis of sodim gluconate using USP monograph?

Dear all, I am analyzing sodium gluconate using USP monograph "http://www.pharmacopeia.cn/v29240/usp29nf24s0_m76600.html" Using the assay section I analyzed the sodium gluconate but I did not...

04 May 2016 7,051 2 View

PyQuante and Python starting guidlines?

Dear All, I am a beginner in programming using PyQquante and Python. I want to do DFT and other possible codes using these softwares. I would be grateful if someone help my in this regard?

03 April 2016 5,720 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How to prevent ANFIS Model from negative prediction values in MATLAB?

I have input and output data set for "ANFIS modeling in MATLAB", and I am getting some negative predicted values of output in testing. However, the predicted values of output in training are...

28 February 2021 3,459 3 View

How can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View

Difficulty in cloning of 1kb gene into vector?

I am facing difficulties in cloning a 1kb gene into a vector (pJIT163). I have my gene on interest (GOI) in pUC57 and want to clone in pJIT163 using SalI and BamHI restriction sites. I am getting...

25 February 2021 3,221 7 View

How does an AC-DC power supply Flyback Converter Based USB Charger Model using Matlab/Simulink looks like?

I am required to learn about Flyback converters and I got stuck not knowing to full design of the power supply flyback converter Based USB Charger Model using Simulink, especially the design model...

25 February 2021 5,435 2 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

Please. Could you help be in implementing Fractal Discrete Cosine Transform algorithm in Matlab?

I do need the Matlab code of Fractal Discrete Cosine Transform (FDCT). Can anyone who has already implement this code, help me with the implementation of this transform?

24 February 2021 5,602 2 View