Why does my MTT Assay remain in purple color and does not change to yellow?

19 January 2021 5,098 4 View

What indicators are suitable for measuring someone's experience?

Hello everyone, Sometimes we feel confused when we want to focus on measuring or assessing someone's experience, because someone's experience has a very broad scope, both morally and spiritually....

05 January 2021 584 3 View

What kind of detector is used in the double slit experiment to determine through which slit the photon or electron passes?

Explain exactly what the detector does and if the choice of detector affects the outcome. Einstein and Bohr had some discussions on this. What's the current situation?

29 December 2020 1,984 5 View

staircase ramp using VPWL in cadence ?

how to generate staircase ramp using VPWL signal in cadence ?

27 December 2020 1,521 3 View

Can photons curve the spacetime and how would you measure this effect?

Mass bends spacetime. It's generally accepted that the photons have no mass, but they do have momentum and energy and can cause pressure, so they have equivalent mass of p/c. The...

14 December 2020 3,195 6 View

Ways to establish exchange bias in ferromagnet/ antiferromagnet heterostructure?

When ferromagnet (FM) and antiferromagnet (AFM) are coupled, exchange bias can be generated at the interface of FM and AFM which acts as a bias field in the hysteresis loop. I am particularly...

24 October 2020 8,580 1 View

How does a single H3 mutation capable of affecting the global level of H3K27me3?

In DIPG patients, one puzzle is that typically only one copy of the H3 gene is mutated. Therefore, how does one single copy of mutation affect the global level of H3K27me3, considering that there...

04 October 2020 3,578 1 View

How to calculate Lexical frequencies and Text Frequencies of phonemes and graphemes of English language?

This is so far the procedure I was trying upon and then I couldn't fix it As per my understanding here some definitions: - lexical frequencies, that is, the frequencies with which correspondences...

27 September 2020 4,742 3 View

How heat generated during friction stir welding due to friction and plastic deformation can be modeled by Abaqus?

I want to make FSW simulation By Coupled Eulerian Lagrangian (CEL) method by Abaqus software. My question is how I cane consider the heat generated in the modle step by step on Abaqus.

10 June 2020 8,428 1 View

What is the Algebra structure ?

I have proved some property. 1. Idempotency, 2. Commutativity, 3. Associativity, 4. Absorption law, 5. Distributivity and 6. De Morgan's laws over complement. what is the structure of this...

28 April 2020 9,188 4 View

Should we change media after1st 6hrs after plating HUVEC bought from INVITROGEN?it's not recomended by invitrogen.Will DMSO present in stock matter?

We have HUVEC bought from Invitrogen. Cat no -C-003-5c. while first plating the cells we have bought the protocol suggests not to centrifuge the cell with media to remove the DMSO. Should we...

02 March 2021 3,713 2 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

How UAV or drone can be beneficial to better estimate crop yield?

As we know, crop yield estimation has been done traditionally with farmer's expert knowledge, deductive sampling in representative areas, and remote sensing with satellite imagery. Farmer's Expert...

01 March 2021 3,468 3 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

Bought HUVEC from Invitrgen.need to revive it.expected it is cryofreezed in DMSO.Do I need to remove the DMSO for plating the cell for the 1st time?

After I cryofreeze the cell do I need to remove the DMSO for culturing the cell for next passages .

28 February 2021 7,738 3 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

Concrete compressive strength databases?

I am looking for datasets similar to this one: http://archive.ics.uci.edu/ml/datasets/Concrete+Compressive+Strength I am looking for concretes with different types of aggregates (Recycled,...

27 February 2021 6,801 3 View

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23 February 2021 4,014 3 View

What are effects of steel jacketing on flexural strength?

Dear all, If steel jacketing is used to retrofit a reinforced-concrete (RC) column, can we use it to improve flexural strength? I understand that we leave gaps between the ends of the jacket and...

22 February 2021 1,906 5 View

Is the box plot of climatic indices better illustrate from daily data or annual data?

Hello, I hope you have a good time. I work on a research project about temperature indices. Due to the high number of indices, I only work on tables and maps on an annual time scale. In other...

19 February 2021 9,742 2 View