Can fractal dimension of thin film surfaces affects the electrons energy states?

As fractal dimension of a thin film surface implies the irregularity in the surface. Is it possible that the energy states of the electrons are also affected by the fractal dimension?

19 February 2021 5,509 3 View

Can anyone suggest papers in the hybrid auto-mata area that models cyber-physical systems in power systems?

Most of the hybrid automata papers target formal verification of the systems. I am looking for papers that are solving optimal response problems that propose optimal control in power systems under...

07 February 2021 5,233 1 View

Which lysis buffer should I use for HEK293T cells, which I have transfected for purification of a non-secretory (approx 200 kDa) protein?

Hi Everyone, I am a beginner at eukaryotic(HEK293T) protein expression. I am trying to purify a HIS tagged 200 kDa viral polyprotein using pCDNA3.1 vector. I am not sure which lysis buffer should...

11 January 2021 1,878 3 View

Anyone interested to help me building complete Civil Engineering Website??

30 August 2020 4,467 25 View

How does the pH of the solution affects the dispersion behavior of large sized graphene oxide nanosheets in various solvents?

I am trying to understand the dispersion behavior of graphene oxide in a range of organic and inorganic solvents to understand their specific applicability. Thus the pH dependent solubility...

26 August 2020 4,907 4 View

How to calculate average roughness, interface width and height-height correlation function using the XYZ data of AFM image in Matlab?

I have some XYZ data of AFM images for a thin film. I want to calculate the average roughness, interface width and height-height correlation function. How to do it in Matlab?

12 July 2020 6,248 1 View

What is the best graph based database for storing complex graphs from diverse domain?

This question is related to making inferences from a complex graphical model. Graph databases are used to store and query the relationship between nodes in a graph. We need an open-source graph DB...

18 June 2020 5,903 3 View

How many types of methods are there for elimination of deposited carbon in catalyst ?

During the work on hydrocarbons, catalyst deactivation takes place after some time due to the deposition of carbon over catalysts. In which way carbon can be eliminated? In which form the...

11 February 2020 4,065 2 View

Has anyone faced a calibration issue of the electrobalance linked with KSV NIMA Langmuir Instrument?

Hi, I have been using the KSV Langmuir Trough and LayerBuilder for a long time now. Recently, we had to move the instrument due to renovations and I thought of calibrating it once again. We...

02 February 2020 7,946 1 View

How to make injectable Meloxicam from powder?

We use a 0.5 mg/kg meloxicam for treating post surgery pain but this drug has been back ordered for months now. We have secured Meloxicam in powder form from Sigma (Catalog ID - PHR 1799)....

19 January 2020 7,232 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

Why E1g mode (Molybdenum disulfide) is undetectable in Raman spectroscopy?

I synthesized 1T/2H hybrid phase MoS2 on a graphite foil surface by hydrothermal method, and then analyzed it by Raman spectroscopy. As a result, three new peaks correspond to the 1T phase were...

04 February 2021 6,580 2 View

For Carbon-emission free steelmaking by electrolysis with nonoxidizable electrode in EAF, what would be electrode material?

While CCS can be employed along with a conventional Carbon-efficient EAF steelmaking process (especially from iron ore) or even Hydrogen or hydrocarbon can bee passed through central electrode,...

30 January 2021 3,378 1 View

What are the thermodynamic and kinetic similarities and differences among dendrite formation during solidification of metals, ceramics and polymers?

Basic dendrite formation of metallic alloys are explained by thermal and constitutional degree of supercooling and most-supercooled band of liquid somewhat ahead of solidification front that...

30 January 2021 8,450 2 View

How to obtain V2O5?

Hi everyone! I`ve question about vanadium pentoxide. Exactly about precursors for the synthesis, about conditions. For example I need to obtain V2O5 powder, should I firstly obtain NH4VO3, or I...

11 January 2021 1,382 4 View

How much Ti and B (in ppm) is required for effective grain refinement and why?

To have the desired grain size in 6061 and 6063 Al alloy, what should be the minimum % of Ti and B pick up and what is the chemistry/metallurgy behind that?

07 January 2021 9,305 2 View

Can we mix elemental powders of 325 mesh using an agate mortar and pestle?

Elemental Powders like Titanium, vanadium, tungsten, zirconium, hafnium.

04 January 2021 7,357 1 View

Which analysis method in XRD analysis is the most accurate way to measure crystallite size & lattice starin? Scherrer, Williamson-Hall or Rietveld?

Here are three different ways to calculate crystallite size and lattice strain of a sample, based on XRD peaks: "Scherrer" calculation, "Williamson-Hall" or "Rietveld". Each calculation is proper...

04 January 2021 7,836 4 View