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Surface Chemistry: What role do surface modifications play in enhancing the catalytic activity of nanoparticle catalysts?

last month 8,938 2 View

Physical Chemistry: How do ultrafast spectroscopy techniques reveal the dynamics of electron transfer in photoactive molecules?

08 August 2025 549 2 View

Does the Ferrozine method for determining dissolved iron also account for a certain proportion of complexed iron?

Considering that the Ferrozine method for determining dissolved iron is based on the complexation reaction between Ferrozine and iron, is it plausible that complexed iron in the sample may also...

07 August 2025 6,464 3 View

Can I conduct interrater reliability between myself who screened a total of 400 articles and 4 independent reviewers who each did 100?

I plan on screening titles and abstracts for over 400 articles and I have a large team of research assistants (about 5 including myself) who can support with screening these articles. My plan was...

07 August 2025 2,592 0 View

How can I prevent brown pigment and clumps after acidic acetone treatment in DNPH-based carbonyl assay of RBCs?

I isolated red blood cells, washed them with phosphate buffer, then mixed them 1:1 with isotonic phosphate buffer. Aliquots were stored at –70 °C. For comparison, some samples were stored at...

05 August 2025 7,157 3 View

Please, does anyone have the scales for measuring successful intelligence among University students?

I need three scales for measuring successful intelligence among university students.

05 August 2025 9,722 2 View

Why the seesaw configuration of SbX4 generally doesn't favor a radiative recombination ?

Dear photoluminescence community, I am studying photoluminescence property of Zero-dimensional (0D) hybrid metal halides with Highly Distorted Antimony(III) bromide SbX4 (seesaw configuration)....

03 August 2025 9,527 0 View

Hello. I have question in the polysulfide?

We know polysulfide is produced in Li-ion and Na-ion batteries during the charge and discharge process. My question in Al-ion batteries. Is it possible that polysulfide is also produced? I have...

03 August 2025 7,596 2 View

How to calculate the Curie temperature using Monte Carlo simulation in Vampire ?

Dear researcher, I want to calculate the curie temperature for a quaternary Heusler alloy using Monte Carlo simulation within the Vampire package, i calculated the exchange coupling J parameters...

30 July 2025 5,213 0 View

Can I include multiple publications from the same clinical trial (same trial number) in a systematic review on RCTs?

I’m conducting a systematic review assessing demographic characteristics of participants in randomized controlled trials (RCTs). I found multiple studies with the same clinical trial registration...

27 July 2025 5,217 1 View

Is Na2S air stable?

I'm working in the field of Na-S batteries and I want to perform polysulfide adsorption test. For that I would like to know more about Na2S.

27 July 2025 2,795 2 View

How calculate training zones using Max, Min, and/or mean HR—without resting heart HR in youth?

Dear researchers, I am currently working on estimating training zones for pediatric and adolescent populations, and I would like to ask if anyone is aware of any validated or recommended formulas...

22 July 2025 5,752 2 View

Some wrongly listed my original research article at researchgate so i cannnot add it in my profile what to do?

Systematic Review ArticleClinical efficacy of ayurveda treatment modalities in the management of garbhashosh (intrauterine growth restriction): a systematic review Sarika T. Shinde i m the owener...

19 July 2025 5,596 2 View

How to enhance the hydrophilicity of PC substrates, apart from plasma processing?

I want to use UV(185 and 254 nm)/ozone treatment to enhance the hydrophilicity of PC(poly carbonate) substrate, thereby facilitating the adhesion of acrylic coatings, but I'm not sure how the...

18 July 2025 5,370 1 View

What are the best methodologies to estimate carbon stabilization in agricultural soils under conservation practices?

I am working on a conservation agriculture experiment. I want to estimate carbon stabilization and protection mechanisms, especially how much SOC is physically, chemically, or biochemically...

16 July 2025 9,931 3 View

How can Qiagen's viral RNA extraction kit target viral RNA without isolating cellular RNA?

Qiagen's Total RNA and Viral RNA kits use the same underlying silica technology so the only difference I see is the sample type that is suggested that you use (cell-based vs cell free) and the...

16 July 2025 6,167 0 View

How do I make a Taqman Gene expression assay mixture?

Hi everyone, I am tryingt to use Taqman probes for qPCR of isoforms. The Taqman assay guide on the website mentions using an alliquot of a 20X reaction made from a stock of 60X or 40X. However, I...

15 July 2025 4,932 3 View

There are black spots in the middle of the RAW 264.7 macrophages I cultured. What should I do?

Hi all, I observed black spots in my cultured macrophages. The complete culture medium I used includes DMEM, FBS, penicillin-streptomycin, and amphotericin B. However, the cells still got...

14 July 2025 9,821 1 View

How to use frozen high-concentration basement membrane matrix gel? What's the precautions?

I bought a high-concentration basement membrane matrix gel containing phenol red, and it arrived in a frozen state. I'm not sure how to store it properly after receiving it, and I also want to...

14 July 2025 2,245 1 View

Why can't Caco-2 cells reattach to T75 flasks?

Hi all, On Day 3 of a 6-week Caco-2 cell cancer study, after changing the medium in T75 flasks and centrifuging the samples, half of the healthy cells died and failed to reattach. Why did this happen?

11 July 2025 3,454 2 View

Interested in 2022 ideas on THE DIFFERENT ROADS TO SUSTAINABILITY MARKETS a la Thomas Kuhn’s paradigm transformation loop?

Have ever read this article below? I has some good food for thoughts Muñoz, Lucio, 2022. Sustainability thoughts 143: Pointing out the different roads towards sustainability markets when placing...

10 July 2025 7,845 1 View

Is it possible the 3D planar graphs are always Planar in 2D?

Is it possible the 3D planar graphs are always Planar in 2D.

08 July 2025 2,023 3 View

How to measure elements using a UV-Vis spectrometer for chrome ore?

Hi How should I proceed to measure SiO2, Cr2O3, FeO, MgO, Al2O3, etc., which are often present in chromite ore, using a UV device? What materials and indicators should I use?

08 July 2025 5,573 0 View

Detailed agricultural microbial metabolic enzyme assay analysis protocol?

Detailed agricultural ecosystem microbial metabolic enzyme assay analysis protocol. I want a detailed and annotated lab note. The usage/ref will be duly cited in all the work we use it. mrobes...

06 July 2025 4,185 3 View

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