Results 61 to 70 of about 376,784 (232)

Solvent‐Free Thermal Defect Engineering in Molecular Frameworks With Volatile Linkers

open access: yesAdvanced Materials, EarlyView.
Thermal removal of neutral volatile linkers enables precise and solvent‐free generation of metal vacancies in MOFs. This strategy affords redox‐stable, coordinatively unsaturated FeII sites with tunable spin, ligand coordination, and catalytic behavior. The approach offers a general route to design defect‐functional materials through local coordination
Sonia Martínez‐Giménez   +9 more
wiley   +1 more source

The EVN view of the highly variable TeV active galaxy IC 310 [PDF]

open access: yes, 2015
Very-high-energy $\gamma$-ray observations of the active galaxy IC 310 with the MAGIC telescopes have revealed fast variability with doubling time scales of less than 4.8min.
Bach, U.   +11 more
core   +1 more source

High Light Utilization and Color Rendering in Vacuum‐Deposited Semitransparent Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
In this work, low bandgap (≈1.55 eV) semitransparent perovskite solar cells (ST‐PSCs) having thin (thickness < ≈100 nm) perovskite layers and transparent conductive oxide‐based rear electrodes are fabricated using vacuum‐deposition methods. Two different ST‐PSCs demonstrated a high light utilization efficiency value of 4.2 (PCE: 9.26% and AVT: 45.3 ...
Abhyuday Paliwal   +9 more
wiley   +1 more source

The Wal-Mart Tax: A Review of Studies Examining Employers\u27 Health Care Cost-Shifting [PDF]

open access: yes
[Excerpt] As job-based health coverage declines and employers shift ever-growing health costs onto employees, workers increasingly must turn to taxpayer-funded programs like Medicaid to get health care for themselves and their families.
Confraria dels Genovesos (València)   +2 more
core   +1 more source

Convective Excitation of Inertial Modes in Binary Neutron Star Mergers

open access: yes, 2018
We present the first very long-term simulations (extending up to ~140 ms after merger) of binary neutron star mergers with piecewise polytropic equations of state and in full general relativity.
De Pietri, Roberto   +6 more
core   +1 more source

Bi-large neutrino mixing and the Cabibbo angle [PDF]

open access: yes, 2012
Recent measurements of the neutrino mixing angles cast doubt on the validity of the so-far popular tri-bimaximal mixing ansatz. We propose a parametrization for the neutrino mixing matrix where the reactor angle seeds the large solar and atmospheric ...
A. Gouvea   +6 more
core   +2 more sources

A Cu‐Based Near‐IR Active MOF with an Ion‐Pair Guest Exhibiting Versatile and Selective Gas‐Solid Reactivity

open access: yesAdvanced Materials, EarlyView.
The new Cu‐containing MOF (Me2NH2)(CuICl2)@[Cu4(INA)4Cl2O]·1.5dmf (3) contains a cation and an anion as guests and shows UV‐near‐mid‐IR absorption and near‐IR emission. MOF 3 shows gas‐solid reactivity in the presence of NH3 and HCOOH to yield two new 3D MOF.
Rajat Saha   +10 more
wiley   +1 more source

Productive performance of sweet orange trees on different rootstocks, in the Extreme South of the State of Bahia

open access: yesRevista Brasileira de Fruticultura
: In the Extreme South of Bahia, in the Municipality of Ibirapuã, under irrigation, the productive performance of 20 varieties of sweet orange trees, with different maturation times, was evaluated, with the main focus on the orange trees ‘Pera’ (18 ...
Vinicius de Souza Oliveira   +5 more
doaj   +1 more source

Coll Positioning systems: a two-dimensional approach [PDF]

open access: yes, 2005
The basic elements of Coll positioning systems (n clocks broadcasting electromagnetic signals in a n-dimensional space-time) are presented in the two-dimensional case.
Ferrando, Joan Josep
core   +3 more sources

In Situ Amine Formation to Modulate MOF‐Derived PdIn N‐Doped Carbon Catalysts

open access: yesAdvanced Materials, EarlyView.
An amine‐assisted approach converts PdIn‐MOF into PdIn intermetallic nanoparticles embedded in N‐doped carbon. In situ‐generated amines trigger early Pd nucleation, producing smaller PdIn domains than direct pyrolysis. Amine sterics and basicity tune composition and particle size, while solvent and amine co‐determine textural features.
Gonzalo Egea   +9 more
wiley   +1 more source

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