How much time is necessary to transform Plinthithe into laterites in tropical soils?

More Edson Araújo's questions See All

Production cost of a lateral flow assay?

Good morning dear network Does anyone know what is the production cost of a lateral flow assay (more commonly known as a rapid test)? Like the ones used for pregnancy (Eva test in Argentina) or...

26 March 2024 9,865 0 View

Can you help me with a simple method of total extraction of phospholipids from sunflower seed using hexane methanol and water?

I grinded sunflower seeds to fine powder, did Soxhlet extraction using 95% methanol as a solvent overnight. To the resulting solution, i added hexane and water. Put in the separation funnel and...

24 March 2024 6,276 1 View

Please, someone could tell me why I can't see displacement and RF output in result visualization? I can only take these values in ODB file?

This is the input concerning these results: ** OUTPUT REQUESTS ** *Restart, write, frequency=0 ** ** FIELD OUTPUT: F-Output-1 ** *Output, field *Element Output, directions=YES DAMAGEC,...

21 March 2024 8,369 1 View

Does anyone know the name of this ophiuroid?

Animal collected in Brazil, southern region, associated with the sea urchin Echinometra lucunter. Only one animal was found.

28 January 2024 9,205 4 View

Why can't I replicate some cell viability results (resazurin)?

I have a compound (C23N3OH27) to repeat some results with a molecular weight of 361.48. The problem is that the results are not being the same, I am evaluating cell viability (K562 and KG1) with...

07 September 2023 6,134 1 View

How do I dilute some fungal extracts in DMSO and produce test concentrations with 0.1% final DMSO?

I have some fungus extracts to test against tumor cells (B16, K562, Kasumi-1, KG1), the only information I have about them is the amount in mg (4.37mg). How do I dilute them in DMSO? and how do I...

04 September 2023 8,847 2 View

Selecting all polyhedrons on Vesta Software to output text?

Currently I can select a polyhedron and save its properties on output area. I want to find a way to select all polyhedrons of a structure at once (without manually selecting each of them) and...

03 September 2023 9,355 0 View

Are there any papers on the application of jerk equations (third-order differential equations) in time series forecasting within econometrics?

I am currently exploring advanced mathematical techniques within the field of econometrics and am particularly interested in understanding how third-order differential equations, commonly referred...

02 August 2023 9,472 4 View

Why does oral cancer not have a screening test in addition to the oral clinical examination in order to detect it early?

Oral cancer has a high morbidity and mortality rate and clinical examination has resulted in late diagnosis. What reason has led to a delay in the implementation of a complementary screening test...

02 August 2023 7,082 4 View

Does EdU interfere with ATAC-Seq?

Hello all, I am preparing an experiment to evaluate chromatin accessibility (ATAC-SeqAssay for Transposase-Accessible Chromatin using sequencing) in a mouse model. Since the number of cells needed...

07 May 2023 1,040 0 View

• 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

Basis set and input instruction to calculate HOMO and LUMO using Orca for Imidazolium based organic salts?

Hey there, As a synthetic chemist delving into theoretical calculations for my imidazolium-based organic molecules, I would greatly appreciate any guidance on the appropriate input instructions...

09 August 2024 5,442 7 View

How to calculate CCS for Sodiated adduct ions and Multiply Charged Ions?

I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...

08 August 2024 8,329 0 View

Separation of organic acids-HPLC?

Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.

07 August 2024 8,782 3 View

Hello Everyone ! I'm looking for a good journal to publish my manuscript with low publication cost?

I am Looking for a Science Journal with good impact factor and low publication cost to publish a review paper. Your suggestions would be appreciated.

06 August 2024 6,796 3 View

Why does my protein refolded to beta sheet during thermal denaturation analysis?

Hi! So i attempted to understand a novel protein behavior towards heat application by analyzing its secondary structure change. I subjected the protein to a thermal denaturation analysis using...

06 August 2024 1,988 3 View

How do soil microflora interact with plant roots and influence plant nutrition, health, and productivity?

06 August 2024 9,618 3 View

Any idea about 'International Research Journal of commerce , arts and science? Is it a UGC listed journal?

Any idea about 'International Research Journal of commerce , arts and science? Is it a UGC listed journal? Kindly advice

04 August 2024 7,367 3 View

Are authors sowing for scientific Journals to be reaping the benefits? We are charged for publication but we offer free peer review services, why?

As authors and academic writers, we usually prepare our manuscript using our own resources. We submit these manuscripts to scientific Journals for peer review and publication sometimes at a fee....

03 August 2024 7,303 2 View

How to convert g/kg Humic acid dose to kg/ha?

I used humic acid at 0.044 g/kg soil in my pot experiment. But finally, I have to recommend kg/ha. Each pot's soil weight was 11 kg. What is the solution?

02 August 2024 7,185 6 View

Deneys Schreiner

Have you read Peter Fookes' Geological Society Report on tropical and Residual Soils?

Edson Araújo

No, notícias yet. White can I find it? Isso there any digital version

Sorry my mistakes, again:

No, Not Yet. Where can I find it? Is there any digital version?

Copy of front page attached