Filters
total: 2877
-
Catalog
displaying 1000 best results Help
Search results for: CHEMISTRY
-
A new phosphonium calix[4]arene for selective anion recognition: synthesis and studies in solution and in ion selective electrodes
PublicationZaprezentowana została synteza i charakteryzacja tetra (trifenylofosfoniowego) p-tert-butylkaliks[4]arenu 2. Oddziaływania z anionami były badane z użyciem (1)H oraz (31)P NMR i spektrofotometrii absorpcyjnej UV. Badania wykazały oddziaływania z anionami: CLO4-, I-, oraz SCN-. Selektywność jonoforu 2 badano również w membranowych elektrodach jonoselektywnych (ISE) PCV/o-NPOE. Elektroda zawierająca związek 2 generuje odpowiedź potencjometryczną...
-
FT-Raman spectroscopy as a tool in evaluation the response of plants to drought stress
Publication -
Application of a magnetically separable Zr-MOF for fast extraction of palladium before its spectrophotometric detection
Publication -
Sandwich-type architecture film based on WS2 and ultrafast self-expanded and reduced graphene oxide in a Li-ion battery
Publication -
Linking Macro- and Micro-structural Analysis with Luminescence Control in Oxynitride Phosphors for Light-Emitting Diodes
Publication -
Multi-Site Cation Control of Ultra-Broadband Near-Infrared Phosphors for Application in Light-Emitting Diodes
Publication -
Disentangling Red Emission and Compensatory Defects in Sr[LiAl3N4]:Ce3+ Phosphor
Publication -
Penetrating Biological Tissue Using Light-Emitting Diodes with a Highly Efficient Near-Infrared ScBO3:Cr3+ Phosphor
Publication -
High Color Rendering Index of Rb2GeF6:Mn4+ for Light-Emitting Diodes
Publication -
Chemical Control of SrLi(Al1–xGax)3N4:Eu2+ Red Phosphors at Extreme Conditions for Application in Light-Emitting Diodes
Publication -
Controlling of Structural Ordering and Rigidity of β-SiAlON:Eu through Chemical Cosubstitution to Approach Narrow-Band-Emission for Light-Emitting Diodes Application
Publication -
Chromium(III)-Doped Fluoride Phosphors with Broadband Infrared Emission for Light-Emitting Diodes
Publication -
Green Light-Excitable Ce-Doped Nitridomagnesoaluminate Sr[Mg2Al2N4] Phosphor for White Light-Emitting Diodes
Publication -
Effect of Temperature and Pressure on Structural and Optical Properties of Organic–Inorganic Hybrid Manganese Halides
Publication -
Chemically Bonded Silica Stationary Phases: Synthesis, Physicochemical Characterization, and Molecular Mechanism of Reversed-Phase HPLC Retention
Publication -
Design, synthesis and biological evaluation of betulin-3-yl 2-amino-2-deoxy-β-d-glycopyranosides
Publication -
High-Performance NaK2Li[Li3SiO4]4:Eu Green Phosphor for Backlighting Light-Emitting Diodes
Publication -
Sample Concentration of Charged Small Molecules and Peptides in Capillary Electrophoresis by Micelle to Cyclodextrin Stacking
Publication -
Chemical and Mechanical Pressure-Induced Photoluminescence Tuning via Structural Evolution and Hydrostatic Pressure
Publication -
Determination of profenofos in seawater and foodstuff samples after its molecularly imprinted polymer pipette-tip micro solid phase extraction optimized by response surface methodology
Publication -
Application of response surface methodology for optimization of metal–organic framework based pipette-tip solid phase extraction of organic dyes from seawater and their determination with HPLC
Publication -
Development of a solventless stir bar sorptive extraction/thermal desorption large volume injection capillary gas chromatographic-mass spectrometric method for ultra-trace determination of pyrethroids pesticides in river and tap water samples
Publication -
1-(2-Pyridylazo)-2-naphthol as Possible Analytical Reagent
Publication -
Statistical theory of component overlap in multicomponent chromatograms
Publication -
Porous, High Capacity Coatings for Solid Phase Microextraction by Sputtering
Publication -
Synthesis, characterization and application of a zirconium-based MOF-808 functionalized with isonicotinic acid for fast and efficient solid phase extraction of uranium(VI) from wastewater prior to its spectrophotometric determination
Publication -
Headspace Solvent Microextraction
Publication -
Extraction of mass spectra free of background and neighboring component contributions from gas chromatography/mass spectrometry data
Publication -
Miniaturization and Automation of an Internally Cooled Coated Fiber Device
Publication -
Headspace Liquid-Phase Microextraction of Chlorobenzenes in Soil with Gas Chromatography-Electron Capture Detection
Publication -
Application of gas flow headspace liquid phase micro extraction coupled with gas chromatography-mass spectrometry for determination of 4-methylimidazole in food samples employing experimental design optimization
Publication -
Peer Reviewed: A Practical Guide to Analytical Method Validation
Publication -
Correction to: Chromium‑based metal organic framework for pipette tip micro‑solid phase extraction: an effective approach for determination of methyl and propyl parabens in wastewater and shampoo samples
Publication -
PCN-222 metal–organic framework: a selective and highly efficient sorbent for the extraction of aspartame from gum, juice, and diet soft drink before its spectrophotometric determination
Publication -
Changes in selected parameters related to proteolysis during ageing of dry-cured pork loins inoculated with probiotics
Publication -
In-Tube Molecularly Imprinted Polymer Solid-Phase Microextraction for the Selective Determination of Propranolol
Publication -
Porphyrazines Peripherally Functionalized with Hybrid Ligands as Molecular Scaffolds for Bimetallic Metal-Ion Coordination
Publication -
Influence of potato variety on polyphenol profile composition and glycoalcaloid contents of potato juice
Publication -
Identification of Powdery Mildew Blumeria graminis f. sp. tritici Resistance Genes in Selected Wheat Varieties and Development of Multiplex PCR
Publication -
S-seco-porphyrazine as a new member of the seco-porphyrazine family – Synthesis, characterization and photocytotoxicity against cancer cells
Publication -
Alkylation of 9-substituted guanine derivatives with α,ω-dihaloalkanes
Publication -
Influence of sub-inhibitory concentration of selected plant essential oils on the physical and biochemical properties of Pseudomonas orientalis
Publication -
Lycopene in tomatoes and tomato products
Publication -
Nutritional value, protein and peptide composition of edible cricket powders
Publication -
Antimicrobial and antioxidant activities of Cinnamomum cassia essential oil and its application in food preservation
Publication -
Porphyrazines as Molecular Scaffolds: Flexible Syntheses of Novel Multimetallic Complexes
Publication -
Comparison of antioxidative properties of raw vegetables and thermally processed ones using the conventional and sous-vide methods
Publication -
Stimulated by cyclodextrins high yield synthesis of azocrown analogues comprising pyrrole or imidazole residues
PublicationThe influence of cyclodextrins (CDs) on the formation of azocrown ethers comprising pyrrole, imidazole and substituted imidazole has been studied. Pyrrole, imidazole, 2-methyl-, 4-methyl- and 4-phenylimidazole were coupled with bisdiazonium salts derived from bis-1,5-(2-aminophenoxy)-3-oxapentane or bis-1,8-(2-aminophenoxy)-3,6-dioxaoctane to form macrocyclic compounds with two azo units. The syntheses were performed under standard...
-
Quantum dots for photocatalysis: synthesis and environmental applications
Publication -
The Usefulness of Cyclic Diamidines with Different Core-substituents as Antitumor Agents
PublicationA series of related polycationic compds. has been screened for potential antitumor activity by the NCI's in vitro testing (one dose primary anticancer assay and the NCI-60 full panel screening). The GI50 values of triazines 3 and 4 are on av. 1.9 μM and 2.4 μM, resp. Furan 8 deserves mention too (1.9 μM). The biol. test results showed that carbazole 10 possessed cytotoxic activity in the nanomolar range, much better than...