How to determine concentration of 2nm Silver Nanoclusters using UV-Visible spectroscopy?

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Which are the best ways to analyze the data of PM2.5 & PM10 in the atmosphere collected by gravimetric analysis?

14 April 2024 3,953 3 View

Can someone indicates me a database about meteorological variables per country?

I'm looking for variables like solar irradiation, wind speed, humidity, temperature and precipitation

06 April 2024 1,926 2 View

How to validate numerical results of back to back placed cold formed channel sections?

Currently I am working on the numerical analysis of back to back placed cold formed channel sections with different cfrp wrapping configuration. How can I validate the shear analysis of my...

28 March 2024 3,709 1 View

Mitosox in mitochondrial extract?

Hi everyone, I was wondering if someone has a protocol for using MitoSOX in mitochondrial-enriched extracts. MitoSOX can migrate to the nucleus and generate an inaccurate response about...

24 March 2024 466 0 View

What is the correlation between schizophrenia and criminal behavior among adults?

Despite of certain psychiatric conditions that could increase a person's risk of committing a crime, research suggests that patients with mental illness/disorder may be more prone to violence if...

11 March 2024 996 2 View

How can I solve ABAQUS warnings like negative eigen values, displacement too big for contact and numerical singularity?

Currently I am working on numerical validation of the paper 'Laboratory and numerical analysis of steel cold formed sigma beams retrofitted by bonded CFRP tapes - extended research' (Laboratory...

25 February 2024 6,380 1 View

How can I add a CFRP layer on top and bottom of flange in abaqus?

I am doing an analysis of bending of cfrp wrapped I section in abaqus and I need to provide cfrp on top and bottom of flanges, using which tool can I provide the cfrp, I am facing issues due to...

22 February 2024 7,639 2 View

Two-way anova analysis with no interaction effects but pairwise comparisons true?

Hi there. I have a problem with my research. I conducted a two-way ANOVA analysis (2x2). There is no interaction effect of the two independent variables on the dependent one (p=0.062), but the...

11 January 2024 7,090 5 View

How does the equipment optimization done in Formaldehyde Production Plant?

for my 2nd last year of university, I got a project to design equipment for the formaldehyde plant and I had to mention the inlet and outlet condition of every piece of equipment. With the 2 weeks...

09 December 2023 9,546 0 View

I have requested the article The Impact of AI Chatbot-Based Learning on Students’ Motivation in English Writing Classroom. when & where will I get it?

That is my question.

21 November 2023 6,740 3 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

Which type of compound does lamda max of 218 indicate in a uv-vis spectrum of a partially purified compound through column and TLC?

A crude extract of fungal culture using EtOH was subjected to column and TLC and partially purified compound was obtained. UV vis spectrum of the compound/s has max absorbance at 218nm. The...

11 August 2024 9,801 2 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 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 5,444 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

Why might the impedance values for DI water and 0.1X PBS buffer solution exhibit a decreasing and increasing trend, respectively over time (HP 4194A)?

Hello everyone, I'm encountering an issue with my electrochemical impedance spectroscopy (EIS) measurements and would appreciate some insights. Experimental Setup: Electrodes: Gold interdigitated...

05 August 2024 3,783 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 7,186 6 View

Can a Conventional 50W visible LED Lamp Emit UV Light?

I'm researching light sources and their UV emissions. I'm curious if a 50W, 7500K conventional LED lamp emits any UV light. I found that a 200W tungsten lamp can emit up to 1.5 mW/cm² at 350 nm....

31 July 2024 3,843 7 View

Mossbauer spectroscopy Co0.6Mn0.4Fe2O4 MNPs?

Following curve related to Co0.6Mn0.4Fe2O4 Magnetic nanoparticles with extra phase a-Fe2O3. I will appreciate to help me to interpretation this spectroscopy, especially the blue line.

31 July 2024 9,140 2 View