Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Protein-aptamer gel electrophoresis help, please??

Hi, I have problems with running gel electrophoresis. I have tried agarose gel electrophoresis and native PAGE. I have two proteins, which have molecular weights of ~30kDa and ~180kDa and two...

03 March 2021 4,275 4 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

Expression cloning by using cDNA,do I need to modify the cDNA first?

I am going to have a expression cloning of mammalian gene by using shuttle plasmid to transforming the E.coli However I don't know I should only inserting the Coding sequence ,or I can...

28 February 2021 5,440 3 View

Can I ask did any good platform or journals for learning the calcluation on the reference governors and command governor?

Recently I face some problems with the mathematical ( calculation) on the reference governor and command governor, so I need some help from you all to get which platform or journal can let me...

23 February 2021 7,746 2 View

How to discriminate between Sentinel-2 Level-2A Product Discriminators?

According to the Sentinel-2 user guide here (https://sentinel.esa.int/web/sentinel/user-guides/sentinel-2-msi/naming-convention), the compact naming convention is arranged as...

21 February 2021 5,919 9 View

How to get the vector of a specific vibration mode in phonon dispersion?

For example, I have this phonon dispersion(Fig. 1), and now I would like get vector of atoms which describes TA1 in P. I know v_sim can show vibrational animation of specific mode, but I do not...

20 February 2021 4,332 4 View

Blast analysis of RC,UHPC slabs using material model *MAT_72R3 in LS-DYNA?

20 February 2021 5,984 3 View

What influences inter-day reproducibility in UPLC-MS/MS analysis?

I was analyzing some metabolites in human plasma. While the intraday precision of these metabolites was acceptable ( less than 20%), the interday precision was quite large. So what influences...

13 February 2021 9,183 9 View

Plasmid amplification in S2 cell?

When co-transfect S2 cell with selection vector (pCoHygro or pCoBlast ) to make a stable cell line, does the gene integrate into the genome or just like E.coli? How do the plasmids amplify within...

09 February 2021 5,423 1 View

Is this the fragment of a sauropod tooth?

Dear colleagues. Fragments of this species are very rare from a terrestrial Lower Cretaceous locality from Germany. Up to now from this locality sauropods could not be proved with certainty. Other...

14 February 2021 2,310 1 View

Are birds the last descendants of dinosaurs ?

In the past years, in China they have discovered small dinosaurs with what looks like feathers

13 May 2019 5,158 9 View

Why scientist and researchers did not reach politics?

Scientists always involve in research and even they are pioneered,but didn't lead nations ,not in all world ,not in America,but in China, ina has even more scientists in key positions in the...

04 May 2019 3,302 6 View

Which are the best ways to map accurately dinosaur trackways?

I must do it myself, in paper, I mean, no drones or anything like that. Thanks a lot.

28 January 2019 7,528 12 View

What were the sources of volcanic eruption in Deccan Trap, India?

The Deccan Trap eruption covers an area of 0.4 million square kilometers. These eruptions are responsible for the extinctions of dinosaurs in India. I am eagerly waiting to know the sources of...

31 December 2018 4,635 6 View

Will the concept of science-fiction genetic experiments to recreate extinct dinosaurs presented in the movie "Jurassic Park" ever be possible?

Will the concept of science-fiction genetic experiments to recreate the long-extinct dinosaur species used in the plot of the film "Jurassic Park" ever be possible? The plot of the film "Jurassic...

19 October 2018 8,212 7 View

Will the concept of science-fiction genetic experiments to recreate extinct dinosaurs presented in the movie "Jurassic Park" ever be possible?

Will the concept of science-fiction genetic experiments to recreate the long-extinct dinosaur species used in the plot of the film "Jurassic Park" ever be possible? The plot of the film "Jurassic...

09 October 2018 4,424 8 View

Will ecological innovations protect the Earth's nature from the progressive devastation of natural environments?

Will ecological innovations protect the Earth's nature from the progressive devastation of natural environments and increasing environmental pollution? If the pace of devastation and pollution of...

08 September 2018 3,545 52 View

Is it possible to clone an extint organism ?

For example:dinosaurs. As the skeleton of the dinosaurs was available and as each bone cell contain DNA, can we extract DNA from the bones or soft tissues and proceed with cloning process to...

07 August 2018 6,644 6 View

Is it possible to clone an extint organism ?

For example:dinosaurs. As the skeleton of the dinosaurs was available and as each bone cell contain DNA, can we extract DNA from the bones or soft tissues and proceed with cloning process to...

07 August 2018 5,906 5 View