Storage of dried and grounded plant material?

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Observation instrument for classroom activity in consecutive interpreting?

Hello everybody My research involves an intervention where an instructor delivers a training course to students. My role as a researcher is to write down observations. Do you have any idea about...

03 February 2021 6,853 3 View

Is there any reference on the Knowledge, Attitudes and Practices (KAP) model?

In my next research on interpreting, I am investigating the knowledge, attitudes and practices of interpreters. Is there any reference that explains how KAP is used in qualitative social science...

20 October 2020 4,036 2 View

Can I write a research on proposed curriculum design without implementing it?

Good day to you all I am gathering some research-based data supporting a specific way of developing a sample training course in translation. My question: Is it possible for me to just propose the...

09 September 2020 9,265 11 View

What are the activation functions to be used for a regression based Artificial Neural Network?

I am designing a Neural Network with two hidden layers for a regression problem in Python. While all inputs are positive, there are supposed to be negative values in the output. The model was...

09 July 2020 6,308 3 View

whta will happen if PCR Program is stopeed in between?

I accidentally set the initial denaturation at 95 degress for 1 min, but It should have been for 5 mins. I realised it after I started the program while it had reached denaturation step at 95...

27 August 2019 9,929 5 View

Why am I not getting DNA by alkaline lysis method?

I isolated plasmid DNA by alkaline lysis method.I am getting a very weird graph in nanodrop. No peak was seen at 260 nm.Can anyone please tell what is the problem?

18 August 2019 9,590 3 View

Python in material science ??

Use of python scripts in making supercell construction of materials (for DFT calculation)

26 May 2019 8,718 1 View

Why Shannon entropy of EEG gives negative value in Matlab ?

With EEG signals, wavelet (Shannon) entropy gave negative values. Can anyone explain why?

05 April 2019 8,209 5 View

Does ethanol, 1-butanol, acetone, methyl acetate, THF, and gamma valerolactone falls under the solvents from natural origin?

Please refer me some solvent names from herbal origin, having high volatility

25 November 2018 4,032 3 View

Is mass a scalar quantity or a tensor quantity?

We had an inconclusive debate today in class on whether mass is a scalar quantity or not. On checking the Internet I found that by using mass- energy equivalence, relativistic mass is found to be...

24 July 2017 5,179 17 View

How two melting peaks in DSC of polypropylene can be merged into one crystallization peak?

The figure shows DSC cooling (blue) and 2nd heating (green) curves (step: 10 K/min) for a commercial sample supplied as Atactic Polypropylene (APP). The heating curve illustrates two major...

03 March 2021 5,857 3 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 View

Can Ethovision store the generated data and video recordings directly to NAS system?

The size of data generated by Ethovision is huge. Having NAS system for data storage seems to be a good option, I am wondering whether Ethovision can directly store the data to the NAS system...

27 February 2021 6,350 2 View

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View

Recalcitrant seed short-mid storage method?

Dear peer scientists, Ultradry storage is not suitable for recalcitrant seeds. However, theoretically, if we can stabilize the structure of the subcellular membrane, as well as glassify the...

25 February 2021 2,442 1 View

How can I verify my centrifugal fan design for electric motor cooling?

I have radial blade centrifugal fan design which will be mounted on exhaust side of electric traction motor. The fan will be mounted on same motor shaft inside the housing. How can I verify that...

23 February 2021 2,390 3 View

Any interests in participating to an experiment in space?

Hello, The UN Office of Outer Space Affairs has a program called access to space for all that enables institutions to have hands on expertise related to access to space. There are three elements...

22 February 2021 7,980 3 View