![Novel L-tryptophan-functionalized zirconium dioxide nanoparticles catalysed one-pot and solvent-free synthesis of 2 H-indazolo [2, 1-b] phthalazine-triones](https://scienewsd.appsfornexus.com/wp-content/uploads/2025/07/41598_2025_11227_Fig1_HTML.png)
Preparation and characterization of ZrO2@L-tryptophan as the catalyst
To synthesize ZrO2@L-tryptophan, zirconium oxide (ZrO2) is first prepared by dissolving zirconium salt and precipitating it with a base, calcinating the precipitate at…
Category: 6. Chemistry
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First-of-its-kind crystal laser could power safer sensors and smarter tech
In a first for the field, researchers from The Grainger College of Engineering at the University of Illinois Urbana-Champaign have reported a photopumped lasing from a buried dielectric photonic-crystal surface-emitting laser emitting at room…
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Cheap Catalyst Turns Acids Into Pharmaceutical Gold
Photoactivated ketones show strong potential as hydrogen atom transfer photocatalysts, enabling the activation of carboxylic acids and the formation of new C–C, C–S, and C–Cl bonds. Carboxylic acids are common components in bioactive…
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Improving soil water dynamics and crop productivity through conservation tillage in arid regions
BD and porosity at different soil depths
After tillage treatments in 2019, the BD of soil in each layer from 0 to 60 cm decreased compared to pre-treatment levels, with reductions ranging from 5.1 to 10.0%, 1.0–9.0%, and 5.3–10.6%,…
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Preparation and identification of new magnetic heterogeneous nanostructural palladium catalyst, and its catalytic study in Suzuki and Stille reactions
Yang, G. et al. Mixed carboxylate ligands bridging Tetra-Pr3+-Encapsulated antimonotungstate: syntheses, structure, and catalytic activity for imidazoles synthesis. Inorg. Chem. 63, 22955–22961. https://doi.org/10.1021/acs.inorgchem.4c04086…
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Variability of total THC in greenhouse cultivated dried Cannabis
The work presented here captures natural variation of Total THC (potency) in dried cannabis. The analysis was three-fold: (1) single strata sampling using samples from the top of the plant to investigate how representative single value potency…
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Innovative nanocomposite of intercalated alginate on nanomagnetite@ Al2O3@nanobentonite for uptake recovery of 152–154Eu and 60Co radionuclides from nuclear wastewater
Characterization of the Alg@N-Fe3O4@N-Al2O3@N-Bent nanocomposite
XRD analysis
Figure 1 presents the X-ray diffraction patterns of N-Fe3O4, N-Al2O3, along with the corresponding Alg@N-Fe3O4@N-Al2O3 nanocomposite. In Fig. 1a, the XRD diffraction…
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Efficient removal of Sr²⁺, V⁵⁺, and Rb⁺ ions from groundwater using a hybrid Mg-MCM-41/Talc composite; Siwa Oasis in Egypt as case study
Characterization of the used adsorbent
The synthesis process was validated through X-ray diffraction (XRD) characterization, demonstrating the successful alteration of the pristine layered silicate structure of talc into an integrated hybrid…
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Decoration of silver and silver oxide nanoparticles on a magnetic albumin modified Chitosan support and its catalytic efficiency investigation
Pandey, R., Singh, D., Neha, T. & Raj, K. K. Catalytic C–H bond activation and Knoevenagel condensation using pyridine-2,3-dicarboxylate-based metal–organic frameworks. ACS Omega. 6, 13240–13259 (2021).
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Gut microbes may flush ‘forever chemicals’ from the body
Expelling toxic “forever chemicals” from the body may take guts — or at least, their microbes.
Some microbes found in the human gut can absorb some per- and polyfluoroalkyl substances, or PFAS, researchers report July 1 in…
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