28 March 2017 1 6K Report

I wanna distinguish the nucleosome binding and non-nucloesome binding of an nuclear proein.

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Any relation between resin viscosity（mPa*s）and resin relative molecule weight？why the former is used in manufacture?

https://en.wikipedia.org/wiki/Viscosity

21 July 2024 3,089 4 View

Can you help me about my simple HVDC system in digsilent?

I've been looking at digsilent to see how HVDC affects the control of generators. It's a simple HVDC connection of buses. The static generator is set up as a reference machine, but as you can see...

13 March 2024 4,582 1 View

ORCA ERROR: Cannot open GBW file?

I need to calculation the single point of a species, and I submitted a series of tasks, most of them worked, but a few of them failed. and the error code was like: (Everything was normal until...

24 February 2024 1,081 1 View

In my free vortex induced vibration test, why I cannot find the classic phase shift between the vibration and the force measured by a sensor?

In my experiment set up, I build a 2 DoF vibration system using springs and low friction slides. I've attached the force sensor on the vibration system and then link it with the cylinder, then...

19 September 2023 2,982 0 View

How to dry oleic acid-capped SPION?

To prepare the solution of SPION at a specific concentration, I need to dry the SPION after precipitating them by ethanol. However, I always failed to get the powder form but kind of gel. I wonder...

23 July 2023 9,414 0 View

How to inhibit the strong volatilization of Ga element at high temperature?

Except adding a small amount of oxygen or increasing the pressure of the growth atmosphere, are there any other methods to inhibit the volatilization of Ga to maintain stable crystal growth...

07 March 2023 9,013 2 View

Why is my QuantStudioTM 3 System running more cycles than what I had set it to?

Hello, I have been performing 9 well experiments over this past week and have had no success in running it. The purpose is to amplify my DNA. In the attached file, all the graphs from the...

28 September 2022 1,386 0 View

What to do with the irregular pattern shown in the spectrum of FPLC-ion exchange chromatography?

I am using the 5 mL Hi-Trap Q FF column to separate my protein/peptide sample. I got the correct responding of UV readings and conductivity before I connected the column to the FPLC unit, but as...

13 November 2021 5,353 2 View

Why is my hiPSC dying after changing the medium?

I passaged my hiPSC into vitronetcin coatead plate with ROCK inhibitor in E8 medium. The 2nd day it looks good with about 40% confluency. But after I changed the medium to E8 without ROCK. I...

08 April 2021 7,548 4 View

What is the current status of the application of smart packaging equipment in the industry?

In traditional industrial manufacturing, what are the problems in the packaging design and application of parts? Can it be solved by smart devices?

25 March 2021 9,159 3 View

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