Hello How to get a producer to dissolve cellulose fiber by carbon disulfide ?

More Yasmeen Salih's questions See All

I would like new suggestions on ways that can help me and on important skills to improve student performance?

I find a problem in teaching biology, especially since students begin to memorize information without concentrating just in order to get a good grade on the exam. Trying to use new and exciting...

26 June 2024 2,324 6 View

Are You Interested in Collaborating on Chemistry Research?

Hello ResearchGate Community, I am an MS Chemistry student with a keen interest in advancing my research skills and contributing to impactful projects. As I embark on my journey in the world of...

17 May 2024 3,213 4 View

How to induce hypothyroidism in Wistar Rats?

which is the most successful and guaranteed method, cause I Tried sodium fluoride 20mg/kg and it didn't work

08 April 2024 8,414 0 View

I need help about rheology, please ?

i need to know the answer of this question please with some references can help me

21 March 2024 4,364 0 View

What is the difference between mind and Mindfulness?

I believe that the mind is a name that is related to the processes resulting from the interaction of input from the senses with the stores in memory, while the mindfulness is in control of the...

08 February 2024 6,815 0 View

Wht is active way to take represintative sample from many variable plsstic art works ?

we have many plastic art works belongs to many artistic persons so we want active way to take represintative sample to choose to analysis from many variable plsstic art works

28 December 2023 5,744 1 View

I want to use sunlight for my research. What is the latest research in this area and what is your advice for my research?

I am from Kurdistan/Iraq. We still have problems providing electricity in our country. As a support for the environment and getting electricity through sunlight , the temperature reaches 55 C in...

21 December 2023 6,870 2 View

What is the reason behind less quantity of nanoparticles in nanomembrane filters contaminated water more effectively compared to high concentration ?

I am curious why 0.1 gm of nanoparticles dissolved in 2.0 gram/20 ml of PVA thick suspension ( thin film nanomembrane) filters contaminated water less affectively as compared to 0.05 gm of...

12 December 2023 549 0 View

Is there a difference between Agility of human resources management And agile human resources management?

هل هناك الفرق بين رشاقة ادارة الموارد البشرية وادارة الموارد البشرية الرشيقة ?

28 November 2023 150 3 View

I want to do some research in the field of thermal power. What is your advice for me?

new work

15 November 2023 5,529 5 View

Please introduce me the latest published articles on the structure and properties of metal nanocomposites?

26 July 2024 2,200 3 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

After regeneration studies of the PVDF membrane, will the permeate flux and TDS removal efficiency increase or decrease?

Regeneration Studies for the PVDF membrane and PVDF/CuO nanocomposite membrane were carried out by chemical cleaning.

07 July 2024 7,033 0 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

What does the disappearance of the XRD peak near 8 degrees, corresponding to the (002) plane of MXene, imply in a MXene-based nanocomposite?

I am trying to synthesize Mxene based nanocomposites. Interestingly, the characteritic peak dissapears which indicates the disruption in interlayer spacing of MXene. So, what might be other...

03 July 2024 5,702 3 View