Can someone tell me a few examples of chemical gels which posses neutral charge?

More Mithra K's questions See All

FCS focal volume calibration ?

I am trying to calibrate the focal volume of FCS setup by using Alexa 488 dye. The experiments is being carried out at room temperature (25 degrees). I have to take the diffusion coefficient of...

05 June 2019 5,447 1 View

Optimum dilution of microgels for FE-SEM imaging?

What would be the optimum dilution of microgels that should be used in the case of FE-SEM sample preparation? I would be using a glass substrate for imaging. I will either spin coat or dry the...

03 April 2016 9,856 4 View

Anyone familiar with the Hofmeister series, arrangement of ions?

In the typical Hofmeister series for ex F->Cl->Br->I-(Ionic radius 0.133,0.181,0.196,0.220 respectively), The ions on the left of Cl- is a Kosmotrope, whereas the ions on the right are...

11 December 2015 7,547 2 View

Possible uses of refractometer?

10 November 2015 2,963 1 View

Turbidity- What wavelength technique determines the N value and hence colloidal stability of microgels?

Turbidity-wavelength technique is used by many to determine the 'n' value and hence the stability of the microgels. The formula used for the same is n=-(dlog tur/dlog lambda). Here turbidity can...

10 November 2015 1,535 5 View

Any advice on DLS experiments of microgels?

I have prepared a microgel (solvent water) and during the process I have added NaOH to maintain the pH of the solution as 12. Microgels have formed. Now when I do DLS experiments I saw that the...

09 October 2015 8,101 6 View

Mole percent to grams?

07 August 2015 8,024 0 View

NaOH solution preparation?

07 August 2015 216 1 View

Polymer hydrogel preparation ?

Is anyone working or is aware of a hydrogel which can be prepared at room temperature? (Without heating it to higher temperature above room temperature Ex: PNIPAM hydrogel )

06 July 2015 9,449 3 View

Why do I get microgel particle aggregation?

I have prepared microgel particles whose size should be around 100-150 nm. I have filtered the sample with the help of 250nm filter. But when I am carrying out the dynamic light scattering...

06 July 2015 4,511 9 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

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fatal error

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 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...

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Guillermo Javier Copello

Although their are not strictly hydrogels, the so called Chitin hydrogels are neutral or near neutral depending in their degree of acetylation.

Juan-José Cid

Herein, you may find glycolipids and their tubular 3-D structures as an example of water gelators, as well as some bibliographic references concerning to your request

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