Where can I get to buy Cyclic Olefin Copolymer (TOPAS/Zeonor) plaque/sheet from?

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How to find the incident spectra in Lumerical FDTD?

Hello, I am having a difficult time finding the incident plane wave wavelength dependent spectra of the lights source to find the EQE. Please advise.

26 June 2024 7,274 1 View

Can the debye temperature calculated using elastic sound velocity be used in Slack model to find Thermal conductivity?

I am trying to calculate lattice thermal conductivity using Slack model. In Slack model the lattice thermal conductivity is proportional to (Debye temperature)^3. Can I use the Debye temperature...

11 June 2024 1,719 1 View

How to solve a PDE numerically taking another equation also as boundary condition?

Suppose, we need to solve 1D heat conduction equation numerically to simulate the heat transfer for a steel rod where convection occurs at its surface. Now, how to solve the 1D heat conduction...

27 December 2023 2,149 2 View

Who is interested in collaborating on a PhD thesis in the field of ethical consumption?

Hello I have a PhD student from Iraq. her thesis subject is "Customer purchase intention in Iraq: a study in the field of Ethical consumption". The purpose of this study is to discover the complex...

30 August 2023 2,050 5 View

Who is ready to help me?

I am looking for a colleague to carry out valuable academic research (In the field of increasing the quality of managers' decision-making) with the following conditions: - University faculty...

25 May 2023 7,929 1 View

Would anyone cooperate with me in conducting a cognitive research on managers?

Hello dear colleagues I am conducting an experimental research on the effect of neurofeedback training on the decision-making speed of managers in a situation of harm. Does anyone cooperate with...

16 May 2023 9,413 2 View

Why tensile properties decreased while flexural properties increased?

I am currently studying the effects of mechanical properties of GO and rGO on PC/ABS. However, after analysing the data, I found that the tensile strength decreasing, but, for the flexural...

12 March 2023 9,883 3 View

How can I disperse C3N4 nanosheets?

After sonicating, my solution precipitated, pleased help me.

13 August 2022 7,313 0 View

How to apply a particular strain on a cubic compound using Materials Studio?

I have tried changing the lattice parameter using this formula: a2 - a1/a1 where a1 and a2 are unstrained and strained lattice parameter after full geometry optimization. Problem is...suppose I...

21 July 2022 9,181 3 View

How to create van der Waals heterostructure in Material Studio?

I want to create a van der Waals heterostructure from two monolayers in Material Studio. How can I do that?

15 May 2022 4,770 1 View

A positively charged and 10x his-tagged protein that doesn't bind to any chromatographic resin?

Hello everyone, I am currently working on a protein that is 10x his-tagged and positively charged (predicted pI=10.16). But when I tried to use Ni-NTA column to purify the protein, it's not...

24 July 2024 7,293 4 View

What is the principle/mechanism behind aging of carbon (graphite) containing refractory mix for isostatically pressed refractories?

The resin bonded carbon containing refractories are aged before use. How time of aging is determined? And mechanism behind aging.

23 July 2024 3,205 0 View

Prevent sedimentation and maintain the suspension of powder particles in the resin ?

Hello, I am experiencing an issue with mixing micro powder with resin in a 3D printer. The problem is that sedimentation occurs after a short period (about half an hour to an hour). Could you...

23 July 2024 1,672 0 View

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

Is it possible to conjugate an NHS ester to the N-terminus of a peptide ON RESIN?

So i have a few peptides (synthesized by SPPS and not cleaved from resin) and I want to add a maleimide label. We have NHS-PEG-Maleimide and from literature it is evident that the free amine group...

18 July 2024 4,075 3 View

Recommendations for his-tag magnetic beads / resins?

Good day everyone, Trying to perform protein purification for the first time, gotta buy the whole equipment/reagents. Protein of interest 48 kDa (Antithrombin), expressed from his-tagged plasmid...

16 July 2024 3,692 6 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 the best way to get rid of unpleasant odour of acrylic emulsion beside redox post polymerization?

Even adding fragrance is not working

05 July 2024 741 2 View

Does the mol. wt. of a tackifying resin affect on tackiness of a Adhesive ? If yes how ?

Effect of tackifying resin mol. wt. on tackiness of a Adhesive

21 June 2024 4,596 1 View

What will be the consequences in quantification by Rietveld if the density of amorphous differs largely while other crystalline phases are same?

I'm using TOPAS for quantitative analysis by Rietveld refinement. In many cases, amorphous is present in my samples. What will be the consequences if the density of the amorphous phase differs...

17 June 2024 1,998 4 View