Results 141 to 150 of about 1,033 (244)

Organocatalytic iminium-assisted asymmetric B(sp²)-to-B(sp³) transformation. [PDF]

open access: yesNat Commun
Nong Y   +9 more
europepmc   +1 more source

Enzyme–MOF Composites: Quantitative Benchmarking and Evaluation of Biocatalyst Performance

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 13, 2 July 2026.
Rigorous evaluation of enzyme@MOF composites requires quantitative benchmarking. This study illustrates this approach by applying and comparing enzyme‐loading and activity‐assessment strategies for two structurally and functionally distinct enzymes, phenolic acid decarboxylase, and cytochrome c.
Annika J. Weber   +9 more
wiley   +1 more source

Structure Elucidation and Total Synthesis of Granolides A–C: Ethyl‐branched Sesquiterpenes From the Tropical Frog Gephyromantis granulatus

open access: yesChemistry – A European Journal, Volume 32, Issue 25, 2 July 2026.
Males of the tropical frog Gephyromantis granulatus carry unique ethyl‐branched sesquiterpenoid macrolactones in their scent glands. Their structure elucidation was performed by GC/MS, leading to the proposed structures of the granolides. A flexible enantioselective synthesis confirmed the structures and allowed determination of their absolute ...
Johanna Kuhn   +2 more
wiley   +1 more source

Toward Multi(radio)metalated DNA: Enzymatic Polymerization of Metal‐Chelate‐Modified Deoxyribonucleoside Triphosphates

open access: yesAngewandte Chemie, Volume 138, Issue 27, 1 July 2026.
This work presents the first enzymatic polymerization of defined metal‐chelator‐modified nucleotides that leverage polymerase fidelity for uniform (radio)metal loading with successful incorporation of five different metals: Ga, In, Tb, Lu, and Y.
Antonio A. W. L. Wong   +2 more
wiley   +2 more sources

Second‐Harmonic Hyper‐Mie Optical Activity Enables Closed‐Loop Chiral Photochemistry

open access: yesAdvanced Materials, Volume 38, Issue 40, 17 July 2026.
Nonlinear chiral photochemistry is demonstrated in CdTe/CdO nanohelices, where circularly polarized infrared light both drives and tracks photo‐oxidation via second‐harmonic scattering. This closed‐loop process reveals real‐time structural evolution, including shell fracturing and core exposure, accompanied by a transition from hyper‐Mie to hyper ...
Hoyeon Choi   +6 more
wiley   +1 more source

Enhanced Volume Optical Chirality in Electromagnetically Balanced Plasmonic Helices

open access: yesAdvanced Photonics Research, Volume 7, Issue 7, July 2026.
Electromagnetically balanced plasmonic helices enable enhanced optical chirality within their interior volume in the mid‐infrared. Tuning the helix geometry controls the balance between electric and magnetic dipole responses, producing strong chiral near fields and enabling chirality sign reversal without changing structural handedness.
Ihar Faniayeu, Ivan Fanyaev
wiley   +1 more source

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