Results 121 to 130 of about 28,818 (311)

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

Investigating the interactions and conformations of metalloproteins by means of mass spectrometry [PDF]

open access: yes
The use of mass spectrometry for the study of proteins and their non-covalent interactions has expanded rapidly since the introduction of ionisation techniques capable of transferring intact complexes into the gas phase.
Kondrat, Frances D. L.
core  

Novos complexos biomiméticos para metaloproteínas de cobre e de vanádio / [PDF]

open access: yes, 1999
Tese (Doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e ...
Romanowski, Stela Maris de Moraes
core  

Fluorescence of alizarin complexone and its metal complexes

open access: yes, 2007
Alizarin complexone (AC) in ethanol shows two fluorescence bands which originate from the lowest excited singlet before and after proton transfer. Upon addition of various metal ions (Ni2+, Zn2+, Gd3+, Th4+) to AC in ethanol the formation of well known ...
Vogler, Arnd, Kunkely, Horst
core   +1 more source

Synthesis, characterization, molecular docking studies, and theoretical calculations of novel Ni (II), Cu (II), and Zn (II) complexes based on benzothiazole derivative

open access: yesBMC Chemistry
Benzothiazole derivative (L) metal complexes with copper, nickel, and zinc have been synthesized. The structures of the prepared compounds were studied using various spectroscopic techniques, including 1H NMR spectroscopy, magnetic measurements ...
Mohamed G. Abd El-Nasser, Toka I. Ismail
doaj   +1 more source

Near‐Field Electrospinning Micro‐Printhead Achieves Precise Control of Nanofiber Deposition

open access: yesAdvanced Engineering Materials, EarlyView.
A micro‐printhead for near‐field electrospinning enables reproducible deposition of polymer nanofibers with diameters below 50 nm. Systematic parameter studies uncover the mechanisms linking operating conditions to fiber morphology, paving the way for precise and low‐cost nanoscale 3D manufacturing.As a high‐resolution, cost‐effective, and rapid ...
Han Xu, Dario Mager, Jan G. Korvink
wiley   +1 more source

Photofragmentation studies of metal ion-molecule complexes and metal oxides

open access: yes, 2017
Gas phase metal-containing complexes provide suitable systems in which to study fundamental binding motifs between a metal ion and molecules in the absence of any solvent, support or competing charge effects.
Andreas Iskra, Iskra, Andreas
core   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Electronic structure of mononuclear and radical-bridged dinuclear cobalt(II) single-molecule magnets

open access: yesNature Communications
Metal-organic compounds that feature magnetic bistability have been proposed as bits for magnetic storage, but progress has been slow. Four-coordinate cobalt(II) complexes feature high inversion barriers of the magnetic moment, but they lack magnetic ...
David Hunger   +14 more
doaj   +1 more source

Synthesis, Structural Characterization, Luminescent Properties, and Antibacterial and Anticancer Activities of Rare Earth-Caffeic Acid Complexes

open access: yesMolecules
Rare earth elements (Ln: Sm, Eu, Tb, Dy) were complexed with caffeic acid (Caf), a natural phenolic compound, to synthesize novel luminescent complexes with enhanced biological activities.
Nguyen Thi Hien Lan   +3 more
doaj   +1 more source

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