In photochemical system, why do the electrons produced by the photoanode spontaneously migrate to the photocathode ?

01 March 2024 0 8K Report

In photochemical system, why do the electrons produced by the photoanode spontaneously migrate to the photocathode，even when no external bias is applied？

Badges
Science topic

Similar topics
Analytical Chemistry
Column

More Wen Tian's questions See All

PBMC infection with virus?

In my study, I intend to infect PBMCs with SARS-CoV-2. After that, I will analyze NK cells by flow cytometry to see if their phenotype changes or if they show degranulation. After the infection, I...

01 August 2024 4,403 4 View

Culture plates for PBMC (non-adherent). For infection?

Hello, good morning. I would like to know which plate I can use to infect fresh PBMC with virus and culture for 24 hours. I have tried using 12-well and 24-well plates, but many cells adhere and...

24 July 2024 2,158 2 View

How to combat antibiotic resistance?

The increasing resistance of bacteria to antibiotics has made many infections difficult to treat, posing not only a threat to public health but also a major challenge to healthcare systems worldwide.

18 July 2024 6,688 3 View

How to removal of dead cells and debris from organoid cultures?

I'm currently working with human pancreatic organoids and I am wondering to remove the dead cells and debris from health organoids, any suggestions would be appreciated!

17 July 2024 8,330 1 View

How to improve my plaque assay for influenza virus?

I used MDCK cells for my plaque assay for influenza virus and seeded 950,000cells/well in 6-well two days before infection. The virus was diluted in FBS-free MEM with 0.5ug/ml TPCK-trypsin. Here...

11 July 2024 5,669 5 View

Cp of Turbine is ever increasing with Tip Speed Ratio. What Could be the reason??

I am a student of Mechanical Engineering. I am doing CFD opf Archimedes Winf Turbine. I am trying to validate the result of Paper. But the problem is that tha value of Power Coefficient is ever...

05 July 2024 6,839 2 View

Why our eyes can concisely definite left and right, high and low? But cannot near and far?

While analyzing the data of point cloud, i found some strange phenomenon about the precise. But I expect there is no best plan between LiDAR and binocular vision. However, why our eyes more...

21 June 2024 5,269 3 View

Can anyone send me the Weblink to Download ECRTool?

ECRTool is a Matlab based software tool for plotting Electrical Conductivity Relaxation graphs.

04 June 2024 8,133 1 View

Question on cardiac tyrosine hydroxylase expression in western blotting?

Our western blotting for tyrosine hydroxylase consistently shows double bands (50-70 kDa) in murine hearts using the #AB152 antibody from Sigma-Aldrich. Has anyone else encountered this issue? If...

30 May 2024 4,308 2 View

How can artificial intelligence enhance personalized learning experiences in education, and what are the potential challenges?

Artificial intelligence (AI) has the potential to revolutionize education by providing personalized learning experiences tailored to individual students' needs. AI-driven systems can analyze...

21 May 2024 2,058 3 View

How can I prepare virus for a TEM or SEM imaging?

I have virus (viral hemorrhagic septicemia virus) in suspension and the experiment will not involve cells. What level of TCID50 is preferred?

11 August 2024 3,115 1 View

1. If I can quantize the atom using this hyperbolic spiral and classical physics, could nature do the same?

If we map as a continuous motion an ionising electron (beginning its journey at n=1) in an H atom, a specific hyperbolic spiral appears (see animation). When we solve this spiral formula, we find...

07 August 2024 5,343 2 View

Is there anyone with experience in TEM analysis who can assist with a manuscript for an upcoming journal?

Hello dear colleagues, We have prepared a manuscript on NiTi-based alloys and are seeking a second opinion on our current TEM results. If you are a Ph.D. holder with experience in TEM and have...

07 August 2024 9,563 0 View

Which distribution type should I use when calculating the average particle size from TEM image? and how to calculate the error ?

average particle size calculation from TEM

04 August 2024 2,921 1 View

Why reactivity isn't increased with more empty spots in valence shell?

If from a geometric perspective the non-halogens, non-noble gases have more empty spots in their valence shell, and the filling/exiting of any of the empty spots in the shell constitutes a...

03 August 2024 4,787 2 View

Why is the molecule's orientation with an electric field affect polarizability?

Why is the molecule's orientation with an electric field affect polarizability? Electrons are diffuse enough to be independent with respect to orientation and effect of electric field on...

03 August 2024 7,843 1 View

Why doesn't chromium 2+ ion use all its d-orbitals to receive lone pairs from six waters in [Cr(H20)6)]3+?

I'm guessing it's because the ligand experiences too much electron repulsion or proton repulsion from the chromium to insert them close to the 3d-orbitals which are close to the metal nucleus. Is...

03 August 2024 1,370 1 View

Is it necessary to covary exogenous constructs in a structural model?

I am working on a SEM model where i have 7 latent variables (6 exogenous and 1 endogenous). In AMOS when I co-vary the exogenous constructs, only 2 paths are coming significant out of 6. But when...

03 August 2024 6,028 4 View

Why aren't most metal oxides insoluble in water?

Why BaO (s) + H2O(l) ---> Ba 2+(aq) + 2 OH - (aq) if Oxygen loves owning all the electrons, why would it bind to hydrogen which competes with Oxygen for electron ownership more so than...

03 August 2024 5,392 1 View

Why do paired electrons atoms produce no magnetic field lines?

If you think of electrons with spin as bar magnets, you know bar magnets of opposite polarity as long as they're not occupying the same spatial location don't cancel out each other's magnetic...

03 August 2024 3,927 2 View