Results 101 to 110 of about 45,379 (303)

Reverse Weak Polarity‐Induced Ordered Layer Control for Enhanced Second‐Harmonic Generation in Ultraviolet Nonlinear Optical Crystals

open access: yesAdvanced Science, EarlyView.
Reverse Weak Polarity‐Induced Ordered Layer Control strategy, optimizing the design of layered structures, has been successfully designed. By leveraging inhomogeneous field of units to replace isotropic fields of metal cations, polar layers realize controllable layer stacking via a “layer→linker→layer” polarity transfer.
Lingli Wu   +7 more
wiley   +1 more source

Triboluminescence of Centrosymmetric Lanthanide β-Diketonate Complexes with Aggregation-Induced Emission

open access: yesMolecules, 2019
Triboluminescence (TL) is a form of light emission induced upon mechanical forces on the material. However, our understanding of this phenomenon is still unclear and more examples are therefore needed in order to elucidate its mechanism.
Ho-Yin Wong   +2 more
doaj   +1 more source

Lanthanide-doped nanoscintillators

open access: yesLight: Science & Applications, 2022
AbstractLanthanide-doped nanoscintillators are taking the lead in several important fields including radiation detection, biomedicine, both at the level of diagnosis and therapy, and information encoding.
openaire   +3 more sources

Tailored Synthesis of Doped Non‐Layered Oxide Nanosheets Using Designed Solid‐State Surfactants

open access: yesAdvanced Science, EarlyView.
This work reports a solid‐state surfactant templating method that enables precise doping of non‐layered oxide nanosheets. Using ceria and rare‐earth elements as model systems, we established design principles for solid‐state surfactants containing multiple elements.
Kentaro Ito   +5 more
wiley   +1 more source

Lanthanide-Directed Fabrication of Four Tetranuclear Quadruple Stranded Helicates Showing Magnetic Refrigeration and Slow Magnetic Relaxation

open access: yes, 2016
A rare class of four tetranuclear lanthanide based quadruple stranded helicates namely, [Ln4L4(OH)2]­(OAc)2·xH2O (Ln = GdIII(1), DyIII(2) and x = 4, 5 respectively), [Er4L4(OH)2]­(NO3)2·9H2O (3), and [Dy4L4(NO3)]­(NO3)2·2CH3OH·H2O (4) were synthesized ...
Amita Malviya   +11 more
core   +1 more source

Quantifying Magnetic Anisotropy of Ferroelectric Fe(II) Square‐Pyramidal Systems Using Torque Magnetometry

open access: yesAdvanced Science, EarlyView.
Five‐coordinate, square‐pyramidal Fe(II) complexes adopting polar, non‐centrosymmetric crystal structures exhibit exceptionally large easy‐axis magnetic anisotropy. Ligand‐driven distortions critically control the anisotropy, and the dielectric, Polarization vs Elecric field and piezo response studies confirm intrinsic polarization, positioning these ...
Vijaya Thangaraj   +6 more
wiley   +1 more source

Lanthanide Chlorides Decrease the Antioxidant Property of Human Serum Albumin

open access: yesOrbital: The Electronic Journal of Chemistry, 2017
Substantial conformational changes of human serum albumin, HSA, induced by Lanthanide chlorides (Ce3+, La3+, Er3+) in phosphate buffer, 10 mmol L-1 at pH 7.4, was studied by Isothermal Titration Calorimetry, ITC.
Mahmood Payeghadr   +2 more
doaj  

Rare‐Earth Mediated Engineering in ZnSe@ZnS:Eu3+ to Simultaneously Achieve Structural Modulation and Atomic Eu Doping Sites for X‐Ray Imaging

open access: yesAdvanced Science, EarlyView.
A dual hard‐base anchoring strategy was developed to synthesize ZnSe@ZnS:Eu3+ quantum dots, leveraging fluoride‐oleylamine interactions to create surface atomic Eu doping sites. By precisely tuning temperature, Eu3+ concentration, and fluoride levels, we obtain morphologies ranging from tip growth to coupled flower‐like structures.
Jicun Ma   +9 more
wiley   +1 more source

Lanthanide-Anderson Polyoxometalates Frameworks: Efficient Sulfide Photooxidation

open access: yes
Three polyoxometalate-based metal–organic frameworks were synthesized by the thermal reaction of pyridyl-Anderson polyoxometalate linker and lanthanide ions.
Guo-Yu Yang (1728175)   +2 more
core   +1 more source

Facile dissociation of molecular nitrogen using lanthanide surfaces: towards ambient temperature ammonia synthesis

open access: yes, 2020
A combined experimental and computational study is reported on a hitherto unrecognised single lanthanide catalyst for the breaking of molecular nitrogen and formation of ammonia at ambient temperature and low pressure.We combine in situ electrical ...
Simon, Brown   +10 more
core   +1 more source

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