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

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 View

Anyone found any research papers on solar furnace design calculations (for solar concentration)?

I am thinking about working on solar furnace with heliostats that concentrate sunlight and heat molten salt, but currently no luck with research. Not a lot of papers based on the subject. (check...

01 March 2021 5,023 5 View

How to size battery banks?

I am designing a small grid connected solar PV power-plant. As the battery's capacity is specified in Ah and demand in kWh. What is the best way to size the battery bank? I have battery price in...

28 February 2021 1,638 3 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View

How to design a boost converter for a mppt controller?

I have a doubt on how to select the inductor and capacitor value when I want to implement MPPT controller. This is because we always take a maximum output voltage and current but in this case, we...

28 February 2021 3,637 2 View

Does RNAiMAX transfection reagent work in serum free medium?

I diluted siRNA and RNAiMAX in opti-MEM and added to the cells which they were in the growth medium. Is it a right way? or should I culture cells in the opti-MEM medium for a while and not in...

26 February 2021 10,041 3 View