How to obtain threshold value of air parameter using the Sturges Equation?

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How does direct metaphor instruction impact metaphor use of both L1 and L2 writers in a first year writing course?

My work will contribute to the field of TESOL and Applied Linguistics. I’ll investigate the theory of conceptual metaphor by G. Lakoff (2004) and the theory of metaphorical modelling by A.P....

31 March 2024 4,610 3 View

Advanced vocational education: what does it really mean?

Is advanced vocational education for children, young people, or anyone who can't adapt to the labor market? What should future specialists know and be able to do?

05 March 2024 9,930 2 View

How to avoid crevice corrosion in electrochemical techniques?

Greetings everyone! I've been struggling with this problem for quite a long time and have to admit that I need help. The main task is to obtain pitting characteristics of 13Cr metal using...

12 February 2024 8,156 6 View

Could commercial IgG ELISA kits (for the same target antigen) be used for nanobody detection?

Hello! Does anyone have an experience of using a commercial ELISA kit, designed for IgG detection in plasma/serum, for the detection of nanobodies against the same target (e.g. SARS-CoV-2 Spike...

12 February 2024 6,380 3 View

Are Tris-Tricine running buffers suitable with Mini-PROTEAN TGX pre-cast gels?

Hello! I want to run an SDS-PAGE with a protein of ~ 15 kDa. Is it OK to use Tris-Glycine-SDS with a precast TGX gel (for example, 4-15%), given that the migration chart of a pre-cast gel shows...

12 February 2024 4,936 0 View

Which model can describe 'sigmoid with inflection' dependence of enzyme activity on Mg2+ concentration?

Attached picture has data obtained from activity (initial velocity) measurement of an enzyme. This enzyme is homodimeric, dimer is more active than monomer. Each subunit has two obligatory Mg2+ at...

08 November 2023 3,566 3 View

Ho can I calculate ionic strength of citrate buffer?

Hello, I have problems with calculating of ionic strength of citrate buffer. I intend to make 0.1 M buffer pH 6.0 containing 0.08 M sodium citrate (Na3C6H5O7 • 2H2O MW: 294.12 g/mol) and 0.02 M...

12 October 2023 2,709 0 View

Which CD markers should be used to identify rat bone marrow HSPCs by flow cytometry?

Hello, I'm going to do flow cytometry on rat's BM cells but I dont know specific CD markers for rat hematopoietic stem and progenitor cells (to date, we have only studied murine and human HSPCs)....

04 October 2023 9,954 1 View

How to choose the suitable electrolyte for ORR reaction ?

Dear colleagues. I'm studying ORR on carbon materials, including graphene oxide. I'm new in this research direction and have questions: what are the compositions of the most suitable electrolytes...

28 August 2023 8,747 2 View

What does "the scoping literature review" mean?

I am understanding what it means a scoping review. But unfortunately, I brook my head in guessing what does a SCOPING LITERATURE REVIEW mean? Am I wrong if I say that the word literature is not...

01 May 2023 9,559 2 View

Are air moisture harvesting technologies effective in combating desertification?

Air moisture harvesting Air water collection devices

06 August 2024 5,473 2 View

How indoor air pollution is sampled using TSI quest EVM air monitoring instrument?

please suggest the research paper related to the instrument is used in it.

16 July 2024 8,453 1 View

How to get the standard free energy of formation (DGFORM) for AIR in Aspen Plus ?

01 July 2024 8,133 3 View

Human health risk assessment of ambient air pollutants, how to calculate hazard quotient?

I have calculated CDI (inhalation) of Ozone, CO, SO2, NO2, NO, and TSP (total suspended particulate matter) . However I cannot find RfC (Reference concentration) or even NOAEL of any of these...

27 June 2024 4,488 0 View

To generate hydroxyl radicals the photcatalyst need to be in conatct with water or air pollutant?

Is direct contact of polllutant and catalyst needed? or indirect contact just like photocatalyst wrapped inside glass can also create hydroxyl radicals and elimnate pollutants near to its wrapped...

23 June 2024 3,249 5 View

How to download sentinel 5p from copernicus data space ecosystem in netcdf format and open it ArcGIS?

I am working on air pollution. I need data of air pollutants from TROPOMI. Thanks.

20 June 2024 5,463 1 View

Given, ER = 0.2, WHAT WILL BE THE AIR FLOW RATE IN kg/hr?

I have a biomass with given ultimate and proximate analysis data. I am using Aspen plus for the simulation of gasification of biomass. In experimental data the gasifying agent air flow rate is...

18 June 2024 2,743 1 View

How lichens are biological indicator for water pollution and how can lichens is used as an indicator of air pollution?

17 June 2024 9,831 2 View

How to account for semi-opaque obstruction in visual field "anchored" to bottom?

I have seen two kinds of explanations given for the phenomenon that I try to draw in the attached png document. One explanation says that an air bubble creates the experience of a solid black...

16 June 2024 6,493 1 View

How to analyze a speaker box with Comsol?

Airflow Turbulence Air Dynamics Signal effect frequency response

02 June 2024 2,986 1 View