How to computationally study the effect of solvent in slurry phase polymerization?

I want to study the effect of the n-hexane solvent in the Ziegler-Natta polymerization reaction. Since the reaction is performed in the slurry phase, I guess there is no need to use the COSMO...

19 August 2020 6,260 7 View

How can we visualize the transport of groundwater ions at study area without using MODFLOW MT3DMS model?

There is so much requirement of data for modeling the flow of ions in MODFLOW MT3DMS which may complicate the study. If you suggest some more method/document to do or a proper way of the use of...

17 April 2020 5,033 3 View

Are there publicly available smart home datasets with sensors data and/or activities labeled data?

I am a research student and working on human behavior modeling. I am looking for dataset that follows these properties : 1. Dataset should be collected from one resident living alone in a smart...

19 June 2019 1,804 3 View

What are the thermal conductivity values of various metal oxide particles such as Aluminium oxide and Copper oxide?

03 October 2016 9,327 10 View

Identification of fungi?

i have isolated fungus from plants i am attaching microscopic pictures and plate and i want to know the name of fungus.

26 September 2016 1,357 17 View

What is the best procedure of antimicrobial activity?

i have methonolic extract of fungus and i want to do antimicrobial activity. what is the best procedure to follow disc diffusion or agar well method or in what quantity extract is use.

08 August 2016 9,258 13 View

How to calculate total phenolics and flavonoid content?

i want to calculate flavonoid and phenolic content of my crude fungus extract in mg/g of dry mass), is their any easiest way to calculate. mycelia dry weight = 2.40 gm total extract 237 mg

08 August 2016 1,343 3 View

How to incorporate thermophysical property variation with temperature for an internal forced convection scenario through a tube at constant heat flux?

Bulk mean temperature of the fluid is generally calculated by taking the average of inlet and exit temperatures of the fluid for constant wall temperature boundary condition.but in case of...

02 July 2016 9,234 6 View

Relaxation in metal using vasp?

12 June 2016 3,786 3 View

In a typical heat exchanger, is there any specific rule that the hot fluid should flow through the inner tubes??

In any heat exchanger, for example; in a double pipe heat exchanger,how do we decide whether the hot fluid should flow through inner tube or outer tube?. Or is it completely irrelevant whether the...

18 February 2016 4,576 18 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

What is the best way to keep an anaerobic chamber anoxic in the absence of hydrogen?

I'm a graduate student who works with an anaerobe, so I often work in an anaerobic chamber. I've been working on an assay that involves the steady-state of the quinone/ quinol pool. Anoxic...

03 March 2021 2,971 1 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

How to model Supercritical water gasification (SCWG) process in Homer software?

Hi everyone How to model Supercritical water gasification (SCWG) process in Homer software?

25 February 2021 4,075 1 View

How to reduce residual stresses in MD simulation?

I am working on a preparation of representative polymeric structures of some popular polymers, such as polyimide or PTFE for MD simulation, during which a single nitrogen or oxygen atom will be...

24 February 2021 8,105 3 View