20 December 2023 0 3K Report

how to avoid amine when our target product is imine

is my catalyst not suitable ?

how to decide that me catalyst could not give 100% selectivity? or is not good enough for this reaction?

More Rabia Abbas's questions See All
What is the difference between mathematical R^4 space and physical 4D unit space?

We assume that the difference is huge and that it is not possible to compare the two spaces. The R^4 mathematical space considers time as an external controller and the space itself is immobile in...

10 August 2024 6,676 14 View

Why Do TDS and EC Increase with Larger Wastewater Volumes, While BOD and COD Decrease?

I have carried out MFC experiments on three different volumes, 50, 500 and 1000 mL of wastewater. Results after MFC treatment shows that TDS and EC are more in larger volumes of water i.e. TDS and...

09 August 2024 9,621 0 View

How to enrich pig excreta for increasing nutrient quality organically ?

Pig slurry is rich in major and minor nutrients. Is there any way to improve / Enrich its manure quality to be used in agriculture organically ? please share your knowledge.

09 August 2024 5,605 2 View

Is it possible to plot the atom-projected band structure using GPAW?

Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...

07 August 2024 267 3 View

Unusual intensity drop in some sections of chromatograms in DDA?

Hi, we have measured tryptic peptides using both DDA and DIA method on QExactive. In DDA replicates i saw unusual intensity drops occurring at the same sections of chromatograms in DDA replicates...

07 August 2024 3,217 4 View

Leaf area of tomato ?

Hi How can this equation Ln(LA) = 1.038 + 0.89 ln(X) be applied to calculate the leaf area of ​​a tomato? Can you explain with an example and what is the substitution of Ln and ln?

06 August 2024 2,508 2 View

Why did the authors extrapolate a phenotype that they experimentally proved in one bacterial strain across the whole genus of the organism?

I aim to be as skeptical as possible regarding whether a pair of orthologous genes results in the same phenotype in their different but related bacterial organisms under similar environmental...

05 August 2024 6,787 4 View

How to preform densitometry on SDS-page bands?

I ran a SDS-page of a bacterial lysate and I want to quantify protein concentration in a specific band. I was thinking of using a standards ladder or make some standards are different...

05 August 2024 9,805 3 View

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds?

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds

04 August 2024 3,018 3 View

Is it true that the vacuum bomb is about to arrive?

We assume this to be true. We also assume that the vacuum bomb is the latest version of explosives with an explosive power of a few to ten kg of TNT equivalent. It has the unique characteristic of...

04 August 2024 4,534 1 View

Similar questions and discussions
Need heterogeneous catalysts calcined before reduction?

Metal-containing heterogeneous catalysts often need to be calcined before reduction, so what are some examples of catalysts that perform better without calcination? What is the reason and how many...

05 August 2024 909 2 View

I have calcined my catalysts without flowing air from the compressed air cylinder will there be any problem with my reaction if i use that catalysts?

FYI Catalyst is MFI zeolite Si/Al = 140,25.40.11.5,15 I am using this catalyst to study methanol to DME conversion

25 July 2024 2,486 2 View

Alternative binders other than Nafion solution?

Hi Everyone, I plan to deposit a catalyst (TS-1@Co-PDA, in the core: TS-1 zeolite with a shell of Polydopamine designed with Cobalt) on a rotating ring-disk electrode (RRDE) to evaluate the...

29 June 2024 8,201 3 View

Why reaction order is changing with temperature? Is it a non elementary reaction?

I am performing catalytic metal supported benzyl alcohol reaction kinetics in presence of potassium carbonate base. Every time order change observed at lower catalyst conc. It showing zero order...

20 June 2024 7,100 2 View

How to perform the DFT calculation on the mechanism of Photocatalytic CO2 reduction with water?

Dear Researchers, I hope this email finds you well. I am currently working on research involving DFT calculations to study the mechanism of CO2 reduction using a catalyst with water as the...

14 June 2024 4,611 4 View

What are the approximate quantities of Ni/Al₂O₃ and Cu/ZnO/Al₂O₃ catalysts required to produce 2095 tons of methanol per day?

A methanol production process combines tri-reforming of methane (TRM) with water electrolysis to utilize CO₂. The TRM reactor uses a Ni/Al₂O₃ catalyst, and the methanol synthesis reactor uses a...

10 June 2024 2,105 1 View

Do gases emerge from catalytic oxidation in the presence of zeolite as a catalyst, and what are the gases, if any?

Do gases emerge from catalytic oxidation in the presence of zeolite as a catalyst, and what are the gases, if any?

30 May 2024 7,061 1 View

Why I should use UDF for modelling hetrogeneous Reaction ?

Hi Everyone, I am using a UDF file that contains coke oxidation of spent catalyst. I was wondering if there is any way to use the built in Function in Ansys instead. Furthermore, coke oxidation...

23 May 2024 4,240 0 View

Can Metal-Organic Frameworks (MOFs) use as a primer on metallic monoliths?

FeCrAlloy® foils are commonly used for fabricating metallic monoliths. However, their lack of specific surface area/roughness (pores) hinders catalyst adhesion during the coating process. Several...

22 May 2024 8,462 1 View

How can i remove the formed water in schiff base synthesis to shift the equilibrium towards the imine?

I am trying to form some ligands and some time it necessary to remove the water form by the elimination of it from the reaction .

10 May 2024 8,899 5 View

Our partners will collect data and use cookies for ad personalization and measurement. Learn how we and our ad partner Google, collect and use data. Agree & close