Characterization of natural and activated bentonite samples
X‑ray fluorescence (XRF)
The findings revealed an improvement in the properties of the activated bentonite (AB). As shown in Table 1, the iron content was reduced as a result of the…
Category: 6. Chemistry
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A porous metal–organic framework (Pd-MOF) as an efficient and recyclable catalyst for the C–O cross-coupling reactions
The FT-IR spectra for pure benzene tricarboxylic acid, Pd-T-MOF, and the recovered catalyst are shown in Figs. 3a, 1b, and c, respectively. In the IR spectrum of benzene tricarboxylic acid (Fig. 3a), distinct peaks appear at 1705 cm–1,…
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Green vibrational spectroscopic approach for simultaneous quantification of antihypertensive drugs in bulk and tablet formulations
Yenduri, S., Sulthana, H. & Koppuravuri, N. P. Sustainablity evaluation of existed HPLC based analytical methods for quantification of amlodipine besylate and Telmisartan using RGB model: A whiteness approach. Green. Anal. Chem. 6, 100074 (2023).
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Copper catalyzed carbon-selenium bond formation via the coupling reaction of aryl halides, phenylboronic acid and Se
Reich, H. J. & Hondal, R. J. Why nature chose selenium. ACS Chem. Biol. 11, 821–841 (2016).
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Kumar, S. et al. Facile synthesis, structural evaluation, antimicrobial…
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Detection and accurate identification of Mycobacterium species by flow injection tandem mass spectrometry (FIA-MS/MS) analysis of mycolic acids
Optimization of sample preparation
An extraction procedure adapted from published protocols was employed, involving successive alkaline hydrolysis in an organic solvent at elevated temperatures, followed by neutralization and liquid-liquid…
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The influence of polysiloxane functional groups on phototrophic colonization
Materials
All commercially available chemicals were used as received without any further purification. Poly(dimethyl-co-hydromethyl)siloxane (PWS25/50) was purchased from Gelest (Arlington, VA, USA). Allyl polyether (BIKANOL7) was purchased from…
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Antioxidant profiling and quality assessment of Lithocarpus polystachyus sweet tea using LC-ECD and LC-MS/MS
TPC, TFC and antioxidant activity of sweet tea
The TPC, TFC, and in vitro antioxidant activities, including DPPH and ABTS radical scavenging capacities as well as FRAP of 23 batches of sweet tea were determined. Statistical differences were…
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Efficiency optimization of lead-free CH3NH3SnI3-based perovskite solar cells through material and structural modifications
The solar cell based on CH3NH3SnI3 was examined by replacing the ZnTe with 1,1-Bis[(di-4-tolylamino)phenyl]cyclohexane (TAPC) as a hole transport layer (HTL) to increase the efficiency of this regular structure as shown in Fig. 3. TAPC is a…
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Magnetic properties of polymeric acrylic acid hydrogel dosimeter for radiotherapy applications
Stanciu, L., Diaz-Amaya, S. & Biomaterials, C. Elsevier eBooks 149–169. https://doi.org/10.1016/b978-0-12-809263-7.00007-x. (2022).
Çelik, E. & Akelma, H. Hydrogel burn dressing effectiveness in burn pain. Burns 50, 190–196.
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Making desalination more eco-friendly: New membranes could help eliminate brine waste
Desalination plants, a major and growing source of freshwater in dry regions, could produce less harmful waste using electricity and new membranes made at the University of Michigan.
The membranes could help desalination plants minimize or…
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