High Power control for 48V battery pack - High current control?

Hi, I am working on 48V Lithium-Ion battery pack. I am wondering if there is fast MOSFET (or any other technology), to control the current of charging and discharging the battery with high...

20 January 2021 1,717 4 View

GROMACS: Cannot rename checkpoint file; maybe you are out of disk space?

Hi! i am running a simulation using a cluster and I have encounter an error during my nvt equilibration like this: Cannot rename checkpoint file; maybe you are out of disk space? I deleted some...

03 January 2021 3,544 2 View

How can the resistance of paving asphalt be increased to acid rain?

Modification of the rheological properties of asphalt

25 December 2020 7,390 2 View

Can someone please share the matlab code of FBMC/OQAM PAPR reduction with TR and PTS methods?

I am trying to work on reducing the PAPR of the FBMC/OQAM with the TR and PTS methods. for that if someone can share with me one of these matlab codes. my e-mail: [email protected]

19 December 2020 7,764 1 View

Appreciate the quality qualities of cheese ?

How to estimate the acidity of a cheese?

13 December 2020 4,890 4 View

What is the appropriate polymerase to amplify gDNA greater than 10kb?

I am going to clone gDNA fragment > 10 kb into a pCR TOPO vector. I performed the PCR using KOD PLUS Neo polymerase for 3-steps PCR reaction, I am not able to find the specific size. Several an...

03 December 2020 1,939 5 View

How to get the data of the changing the distance between two Pionts with the applied force?

does anybody knows how can i get the change in the distance between the notch nodes (two points showing in the figure ) vs the applied force in every step as a table out put or curve in...

23 November 2020 352 3 View

Why I got low CI in the EBSD?

Hi I got a low confidence index in the EBSED analysis even after days of polishing using 1 to 0.02 um suspension using 1 lb force, the sample was Al/W composite (has intermetsllic interface)...

26 August 2020 3,547 4 View

Hi Is it needed to etch a sample in order to see dislocations? SEM or TEM microscope should be used for that?

hi please I have Al/W sample and I am looking for screw dislocations on the intermetallic surface, my question is: Should the sample be etched? and should I use the SEM or TEM microscopy? what...

06 August 2020 9,703 2 View

How can i increase my validation and test accuracy?

I am using google colab to train a model for sign language recognition using this dataset: https://www.kaggle.com/feronial/turkish-sign-languagefinger-spelling I tried different architecture...

08 May 2020 4,098 5 View

In PRIMER, is it possible to downweight certain taxa in multivariate community datasets to reflect uncertainty around identification??

I have a dataset with about 80 different species. As usual, some species are very easy to identify with certainty whereas others are more difficult, which means that I am less certain of my...

03 March 2021 8,066 4 View

How do I increase the yield of my PCR product?

Hello, We would like to increase the yield of our PCR product. We are running a series of PCR reactions that is targeting ~1.1kb sequence. We begin each reaction with ~400pg of template DNA...

02 March 2021 4,029 3 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

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02 March 2021 3,060 3 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

What do you know about biotechnology art?

What do you know about biotechnology art?

02 March 2021 1,653 3 View

Which is the best place in the world for the plant biotechnology research?

I am searching for a good place for the Post Doc,

02 March 2021 4,053 3 View

PACYC PCR not working after several attempts. Would anyone have any suggestions?

So, I have been trying to run a pACYC PCR which will be used later on for a Gibson Assembly. However the PCR is not working. I have already tried gradient PCR and changing extension time; however...

02 March 2021 1,146 2 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View