What is asphalt rheology?

More Wu Zong Han's questions See All

How to make ppb level concentration ?

Hi, I've N2 gas cylinder and 100 ppm NH3 gas cylinder. With these two cylinders, I'd like to make a ppb level (1- 100) concentration. Any idea how to do that?

01 February 2021 3,264 2 View

Whether L version and D version peptidesshould have identical NMR, especially in the state of self-assembly?

Whether L version and D version peptides should have identical NMR, especially in the state of self-assembly have to have identical NMR? How to use HRMS to confirm L version or D version...

01 February 2021 6,756 4 View

What will be the possible reasons to cause no bands on gel electrophoresis?

Hi, I am doing RNA extraction for my final year project. After extraction of RNA by using conventional method, I did quantification and qualification of RNA by using Nanodrop spec and gel...

11 January 2021 8,775 10 View

How to increase the attachment of the HEK293t cells to the glass coverslips or cell dishes?

Hey guys, I always have problems with the attachment of HEK293t cells to glass coverslips while doing IFA. They are so easy to detach from the coverslips while washing. The coverslips are already...

30 December 2020 8,381 3 View

Can anyone advise me on how to amplify V4 region of fecal DNA of dss-induced colitic mice for microbiota profiling?

Animals were fed DSS via drinking water and fecal samples were collected and DNA was isolated using Qiagen stool DNA isolation kit. The V4 region of extracted DNA was amplified with specific...

20 December 2020 1,739 3 View

Protocol for in vitro cytokine stimulation of immunized CD8+ T cells?

Hi, everyone: I want to determine whether IL-2 and IL-15 have different effects on immunized CD8+ T cell effector function. In this study, I immunize WT mice with peptide on day 0 and 7, and...

02 December 2020 9,413 3 View

Do I need to run a factor analysis on all the items used in the SEM to solve the multicollinearity issues?

Respected researchers, I conducted a SEM including 5 variables (two independent variables , two mediators, and a dependent variables), the correlations between these variables range vary from...

01 December 2020 1,338 5 View

Looking for a glass slide with very low Autofluorescence (GFP)?

Does anyone know any glass slides (thickness 0.1 to 1mm) that have very low autofluoresence (GFP). I am doing a very sensitive experiment that require my glass substrate to be as low fluoresence...

28 November 2020 1,917 6 View

Function of SDS in Northern Blot washing step?

In Northern blot, we normally use either 2*SSC+0.1% SDS or 0.1*SSC+0.1% SDS in washing step. Does anyone know what's the function of the SDS in the washing buffer? Thank you in advance

26 November 2020 2,432 1 View

How to calculate the analytical solution for the HYDRUS-3D model simulation of water and salt movement in soil?

Suppose an agricultural field with uniform soil texture and salinization. The groundwater depth is 20 meters, assuming that the depth of the groundwater and the concentration of salts remain...

25 November 2020 2,382 4 View

How relevant is Mini slump cone?

for all the rheology researchers, my question is, how relevant is a mini slump cone (smaller than a standard 50 cent rheometer). currently based on testing, the thickness of slumped material is...

26 February 2021 3,668 1 View

HOW MWCNT affects on the solution viscosity?

dear researchers, I prepared solutions of Polystyrene/ with different ratios of MWCNT I dissolved ps with DMF and then added MWCNT to the solution using ultrasonication then I measured the...

04 January 2021 5,231 3 View

How to calculate "POWER LAW" in rheology from a GRAPH of shear rate vs viscosity for cellulose nanofibrils suspensions?

02 January 2021 6,816 3 View

How can the resistance of paving asphalt be increased to acid rain?

Modification of the rheological properties of asphalt

25 December 2020 7,390 2 View

Are polymer viscosity, storage and loss moduli volume-dependent?

It is welcomed to introduce any published paper in this respect.

26 November 2020 3,679 3 View

What is a recommended method for simulating paste/slurry (Solid-Liquid) 3D dispensing?

The paste is designed to be dispensed from a syringe with a small nozzle. The paste is composed of highly viscous fluidic phase, and several types of solid spheres with different densities. The...

05 November 2020 2,927 2 View

Why isn't the response surface method frequently used in asphalt tests like 4PBT/SCB?

I want to use Box-Behnken design (BBd) For reducing my tests.(4PBT/SCB/ITS/ITSM)

21 October 2020 9,071 1 View

Measuring viscosity and density under high pressure?

I need the density and viscosity of a molecular fluid under relatively high pressures, I expect something around 500 MPa. This kind of measurement is way outside my field, and I can find only very...

19 October 2020 2,812 3 View

How to calculate the apparent viscosity vs apparent shear rate (rheological flow curve ) of polymers without any rheometers or viscometers ?

I am planning to find out the rheology using cross model. But, firstly, I should generate a flow curve of polymers with the mentioned parameters and without any help of instruments (rheometer,...

15 October 2020 6,834 3 View

How to measure Mixing Index of two different fluid ?

I would like to know how to measure the Mixing index of two different types of fluids if I analyzing the whole set up under the Micro-Particle Image Velocimetry system (Micro-PIV). 1 Is it...

24 August 2020 6,029 3 View

Ahmad K. Sleiti

There are papers on that, google them. Example:

https://www.astm.org/DIGITAL_LIBRARY/STP/PAGES/STP18520S.htm