Can nonanol be directly oxidized into nonanal by O2 under ambient conditoions without any catalysts or additives?

Can nonanol be directly oxidized into nonanal by O2 under ambient conditoions without any catalysts or additives? any comments and literature would be appreciated.

09 November 2020 6,744 5 View

How to use pilot data to do simulation to calculate the sample size for linear mixed model using matlab?

Hi, all, I have a 2(group)*3(time) design, and at this moment, I got 5 subjects in each group in the pilot study. I would like do a power analysis and sample size calculation. since the design I...

03 February 2020 8,851 1 View

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If the mass and volume of the oil droplet are known, and the oil droplet is formed from nonanoic acid, how to calculate the cross-sectional area and thickness of the oil droplet on the water...

28 December 2019 705 3 View

How to present the relationship between two mutually exclusive independent variables on dependent variable in one model?

I want to compare the different impact of two communication strategies (stra. A and stra. B) on brand trust. Meanwhile, the main effect between communication strategy and brand trust is mediated...

20 June 2019 5,122 3 View

Why the distance between bromophenol blue bands and xylene cyanol FF bands are close?

I am doing the gel electrophoresis to check my DNA samples, and I found that after adding loading buffer and start running, the distance between bromophenol blue bands and xylene cyanol FF bands...

04 June 2019 2,300 3 View

What are the bandgap scope of carbon quantum dots with blue,cyan and green fluorescence, respectively?

What are the bandgap scope of carbon quantum dots with blue,cyan and green fluorescence respectively? such as red fluoresence carbon quanutm dots correspond to ca.2.06eV. How about the others?

18 December 2017 9,681 2 View

Why i cannot get a good curve of acarbose in alpha-glucosidase assay?

I had tested Acarbose in Alpha-glucosidase assay, the result showed a very low absorbance, it almost same reading as negative control (Distilled water). Below is my method of the assay. Anyone...

08 December 2017 2,457 2 View

Can ATP be separated from AMP an ADP by silica gel TLC plate? If so, what is the best developing system?

How to purify ATP in a large quantity, like 1 gram? Is it possible to run a silica gel column instead of a ion-exchange column? Thanks.

09 November 2017 5,943 5 View

My research show fungi grew in PDA contained high conc. heavy metal but did not grew in low conc. heavy metal, why this happened?

my research show fungi grew in PDA contained high concentration heavy metal but did not grow in low concentraion heavy metal, why this happened? Because in theory, the fungi did not grow in high...

02 May 2017 994 3 View

For Chip-seq, how to design primers for qPCR validation of purified DNA after imunoprecipation?

26 March 2017 1,435 3 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

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

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

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 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

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 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 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

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