Whether dispersion is possible in glass slab?

Fabrication of narrow glass capillary (inner diameter 200~500 nm)?

I need a very narrow glass capillary for my research. How can I make a glass capillary with an inner diameter of around 200 to 500 nanometers?

08 August 2024 8,915 0 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View

How can I define dispersion for salt in CMG or Eclipse?

How can I define dispersion for salt in Eclipse in a low salinity water flooding code? how can I active interactions between tracer and polymer in Eclipse? Please let me know if you have any idea.

05 August 2024 1,218 1 View

London dispersion in CCl4 vs the dipole-dipoles force strength in CHCl3?

How do you tie-break and rank these two in their strength?

03 August 2024 4,471 1 View

What is the solubility of Iron (+3) in Bismuth Oxide?

Dear all: I am modifying Bismuth Tungstate with Hematite (Fe2O3), so I would like to know about how much Iron(+3) can form a solid solution in a Bismuth Oxide matrix. Best wishes Marco

29 July 2024 2,163 1 View

Does the potentiostat have to be in a fume hood when polymerising the PANI?

I will polymerise Aniline on ITO glass WE, using 1M of H2SO4 and a potentiostat. However, I am not sure if I have to do the electrochemical polymerisation inside a hood. Is it necessary? Is the...

10 July 2024 2,937 3 View

Where to source glass rings compatible with cell culture?

Hi all, I am looking glass cilinders that have an open flat bottom and top. Preferably with the inner diameter in the range of 2 cm. It's similar to the ones found on multi-electrode arrays for...

06 July 2024 5,846 1 View

What is alternative for PMMA?

If we want to introduce a material similar to polymethyl methacrylate "with the characteristics mentioned in the next paragraph" that can be added to a precursor and create a composite, which...

03 July 2024 2,371 1 View

Why PDMS is not hardening ?

I use PDMS to build a microfluidic system, but it is not hardening at all, although I use TEOS as a cross-linker and also ATPES in a ratio of 1:10, and it's been 3 days at 80 degrees of 3 ml cast...

01 July 2024 604 3 View

To generate hydroxyl radicals the photcatalyst need to be in conatct with water or air pollutant?

Is direct contact of polllutant and catalyst needed? or indirect contact just like photocatalyst wrapped inside glass can also create hydroxyl radicals and elimnate pollutants near to its wrapped...

23 June 2024 3,249 5 View