What are the main contributions of Antioxidants on NOx Emissions reduction in biodiesel?

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• What the possible Persistent Organic Pollutants and Heavy metals present in fluorspar, sediments, and water bodies around its mining area?

Approximate concentrations are require in compared with the WHO permissible limts

11 August 2024 2,723 1 View

How combine yolo with Faster R-CNN?

I want a model that is balanced with accuracy or speed, faster rcnn has high accuracy while yolo have fast speed. i am thinking to combine them to get a hybrid model to achieve both speed and accuracy

02 August 2024 3,104 0 View

What should be the sample container for the hydrothermal reaction in a microwave reactor at 180 °C for 10 min at the heating rate of 5 °C per minute?

Suggest one of them 1. Teflon-lined stainless steel autoclave: 2. Alumina (Al2O3) ceramic container

30 July 2024 7,326 1 View

Addition of EDTA during the synthesis of copper nanoparticles to prevent it from being oxidized?

I've attempted to use this method to synthesize copper nanoparticles. Copper nanoparticles can be synthesised using a variety of precursor materials. CuSO4, distilled water, NaOH, and EDTA are...

28 July 2024 8,027 3 View

Can I please ask why my samples from anaerobic bioreactor giving me different size PCR product even after multiple runs?

Hi everyone, I have extracted DNA from a biogas bioreactor using Qiagen kit and prep cDNA library then used this library as template to optimize primers for qPCR (taken from papers). Some of the...

23 July 2024 1,329 5 View

Swerling Characteristic functions?

Hello!!! I want to implement the Swerling characteristics functions (CF) directly in MATLAB without using its Fourier integral pairs...the Swerling CFs are actually Laplace Transform of the signal...

23 July 2024 4,925 1 View

Radar Detection Probabilities?

Currently I need to calculate detection probabilities (PD) from RCS data. Beta distribution parameters for this RCS data are calculated and will be used in Swerling0 Equation. The idea is based on...

22 July 2024 2,851 0 View

Why methanol and sulphuric acid used in the analysis of polyhydroxyalkanoates (PHA) by GC-MS?

Why methanol and sulphuric acid, used in the analysis of polyhydroxyalkanoates (PHA) methyl esters by GC-MS? Additionally, why do we typically use non-polar solvents in GC-MS?

22 July 2024 1,210 2 View

Radar Detection Probabilities using beta distributed Scattering Cross section?

Currently I need to calculate detection probabilities (PD) from radar cross section (RCS) data. Beta distribution parameters for this RCS data are calculated and will be used in Swerling0...

22 July 2024 868 0 View

I want to buy Hydrothermal Synthesis Autoclave from any European company. Can anyone suggest any company inside Europe?

Thanks

22 July 2024 1,143 3 View

Why results of ROS flurescence are negative as there was no bacteria within?

Hello. I am working on ROS production of two systems: system A is cerium oxide and hydrogen peroxide, system B is cerium oxide nanoparticle, hydrogen peroxide and potassium bromide. I did some...

04 August 2024 5,974 3 View

Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM images?

Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM or SEM images?

25 July 2024 5,482 2 View

What is the future scope of acoustic emission?

17 July 2024 1,510 1 View

What is the correct way of calculating CO2 from private transportation and what is correct emission factor?

Hi, I have a question about emission factors for passenger cars based on the EMEP/EEA air pollutant emission inventory guidebook 2023, in the link that I used to calculate the CO2 emission per...

04 July 2024 1,766 2 View

How can we calculate the CO2eq from indirect emission of organic fertilizer production?

Do we have to use kg N or kg organic fertilizer multiply by emission factor of organic fertilizer production?

03 July 2024 7,701 3 View

How could I determine antioxidant activity of Capsicum annuum fruits?

I need a detailed protocol of any suitable method for ex., DPPH to determine antioxidant activity.

28 June 2024 3,855 2 View

EWG and EDG effect on ISC and fluorescence?

Could anyone suggest me what is effect of electron donating and withdrawing group on fluorecence emission or intersystem crosssing. Thank you

22 June 2024 2,656 2 View

Can I dissolve DPPH in THF for antioxidant activity Assay ?

My compounds are soluble In THF, so I woould like to know If for antioxidant activity I can prepare DPPH in THF. Before, I did a test in wich I had DPPH in ethanol, but when I Add my sample in...

17 June 2024 4,183 3 View

Depletion experiments fo these three antioxidants in Atlantic Salmon?

Are there depletion experiments for these three antioxidants in Atlantic Salmon?

16 June 2024 1,915 1 View

Why does the antioxidant activity increase as the number of OH groups on the phenolic ring increases?

and Why do double bonds reduce it ?

13 June 2024 4,836 4 View