What is class 2, class II and LPS? What is the difference between class I and class II?

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06 July 2015 1,458 3 View

What is different between information (EN60950-1) and medical (EN60601-1) safety standard?

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06 July 2015 435 1 View

What is SELV? Are all MW SPSs compliant with SELV?

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06 July 2015 2,153 1 View

How do we choose a power supply to charge a battery?

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06 July 2015 954 1 View

How will I get Dolby Atmos movies?

For the public to answer questions, some students...

06 July 2015 1,371 1 View

What is the fan control mechanism for SPS with cooling fan?

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06 July 2015 5,827 0 View

How is Dolby Atmos different than typical channel-based home theater systems?

For the public to answer questions, some students...

06 July 2015 7,863 1 View

If Dolby Atmos allows me to add more speakers, why do I see A/V receivers with just 11 channels?

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06 July 2015 6,069 0 View

Notes on choosing a switching power supply?

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06 July 2015 9,741 1 View

What is power good and power fail signals and how can use it?

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06 July 2015 904 0 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

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

How to model the battery pack in PSIM or PSCAD?

Hello, I have simulated a single battery cell using Thevenin equivalent circuit. For a battery pack, I have a large number of cells connected in series and parallel connections. Is there any way...

28 February 2021 2,116 1 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View

How to find the right number of integration points in second order 3d finite elements?

I am familiar with finite element simulations and numerical schemes like the Gauss Legendre quadrature. I also know that the Gauss integration yields exact values for polynomials up to degree 2n-1...

27 February 2021 6,818 3 View

High aspect ratio hexahedral mesh optimization solver?

I am interested in evaluating mesh optimization solvers that converge to high aspect ratio unstructured hexahedral grids. In other words, I am interested in a solver that optimizes warpage,...

26 February 2021 7,279 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

Has anyone had luck using cell lines other than HEK 293 (such as COS1) to package lentivirus?

I am looking to package lentivirus in endothelial cells but I am opposed to using 293 cells due to personal ethics regarding the source. I have done some reading and saw that COS1, COS7, & CHO...

25 February 2021 3,030 1 View

Compute for the total volume of concrete needed for the concrete pouring of the foundation including its column up to NGL only as shown in the plan?

Looking for the quantity of cement, sand, and gravel of footings and columns. Thank you!

25 February 2021 3,092 2 View