Who can tell me the easily acquired Pb hyperaccumulator?

The common used Pb hyperaccumulators in the experiment, which and can buy from the business. Thank you!

14 January 2021 460 3 View

Is there Method or paper of image classification combined with GCN or GNN? In addition to tag co-occurrence?

Hello, In fact, I just came into contact with the field of image classification with graph convolution network. In this direction , I only contact with ML-GCN and the improvement based on the...

22 December 2020 9,341 2 View

What form of Mg will be selected during the purification of prokaryotic expression protein?

Hello everyone Recently I wanted to purify several proteins by prokaryotic expression, I read some related literature and found that Mg is needed in the protein purification buffer. I am a little...

02 May 2020 931 3 View

Bayesian model updating and DRAM samping method?

I am learning Bayesian Model Updating and using DRAM sampling method to solve posterior PDF, I have trouble in DRAM method. The issue is : The matlab program I used is open source you uploaded,...

18 December 2019 1,010 1 View

Why the pH decreases when I add 2 g Na3PO4 into 50 ml 1 M KOH solution?

why the pH decreases when I add 2 g Na3PO4 into 50 ml 1 M KOH solution?

06 December 2018 8,460 23 View

What does the purpose of land use/cover change by remote sensing?

land use change detect by using landsat images

28 October 2017 5,588 8 View

How to remove HCL from the Pyridylacetic acid hydrochloride?

how to remove HCL from the Pyridylacetic acid hydrochloride?? I assume using base to neutralized the HCl salt and then extract with organic solvent will NOT work. Because the free pyridyl acetic...

12 October 2017 9,427 3 View

How to use Cancer Cell Line Encyclopedia

co-expression about protein

01 July 2017 6,892 2 View

Anaerobic respiration or fementation in LB medium? Thank you!

If I inoculate the E. coli MG1655 in LB and incubate it on bench overnight, will the E. coli do anaerobic respiration or fementation? Since LB is a rich medium with all sorts of metabolites, it...

15 May 2017 2,848 2 View

How to find the transition states for the dissociation of water on a metal surface?

18 April 2017 5,422 5 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Is there any test to determine the cardiovascular risk of patients with obesity? from the perspective of obesity?

We found tests to determine cardiovascular risk taking into account lipid profile, blood pressure, age, history of diabetes, other laboratories. But when weight is involved, there is a paradox. I...

02 March 2021 6,036 1 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

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View