Results 221 to 230 of about 226,366 (293)

Cyclo‐Polyproline: Chameleonic All‐Peptide Macrocycles With Induced‐Fit Host‐Guest Recognition

open access: yesAngewandte Chemie, EarlyView.
Macrocycles served as the genesis of supramolecular chemistry, advancing synthetic, separation, and materials fields. Despite their utility, they typically lack synthetic control. This work establishes a robust platform for all‐peptide macrocycles capable of host‐guest complexation and chameleonic behavior.
Camilla Di Girolamo   +9 more
wiley   +1 more source

Solar‐Driven Ammonia Synthesis From Nitrate Reduction Paired With CO2 Capture for Sustainable Agriculture via a Robust CuPd Heterojunction

open access: yesAngewandte Chemie, EarlyView.
Laser‐assisted synthesis of CuPd amorphous/crystalline heterojunction demonstrates >80% Faradaic efficiency for nitrate‐to‐ammonia electroreduction across wide potential windows. The integrated solar‐powered electrolyzer achieves 6% solar‐to‐ammonia energy efficiency at 0.4 sun, 6–20 mg h−1 CO2 capture rate, and stability exceeding 100 h.
Weihua Guo   +18 more
wiley   +1 more source

Stable isotopes in the shell organic matrix for (paleo)environmental reconstructions. [PDF]

open access: yesCommun Chem
Paleček D   +3 more
europepmc   +1 more source

Controlling Exsolution Dynamics in High‐Entropy Oxides for Highly Active and Selective Acetylene Semi‐Hydrogenation

open access: yesAngewandte Chemie, EarlyView.
Li+‐induced lattice distortion, valence variation, and local charge redistribution in a rock salt‐structured high‐entropy oxide enable controlled metal exsolution, altering the Cu–Ni–Co exsolution sequence and delivering a surface Cu0‐enriched catalyst with exceptional activity and ethylene selectivity for acetylene semi‐hydrogenation.
Hailing Yu   +17 more
wiley   +1 more source

Mandibular bone mass density in a medieval population and its relationship with stable isotopes δ13C and δ15N. [PDF]

open access: yesOdontology
López-Leyva C   +5 more
europepmc   +1 more source

Insights on long-term ecosystem changes from stable isotopes in historical squid beaks. [PDF]

open access: yesBMC Ecol Evol
Golikov AV   +10 more
europepmc   +1 more source

Spatio-temporal Trends of Mercury and Stable Isotopes in Lower Food Web of Winam Gulf, Lake Victoria. [PDF]

open access: yesBull Environ Contam Toxicol
Otieno D   +13 more
europepmc   +1 more source

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