Results 111 to 120 of about 274,981 (221)

Phase Engineering of Atomically Precise Nanoclusters (APNCs) of Gold and Beyond

open access: yesAdvanced Materials, EarlyView.
Engineering the structural phase of materials is of paramount importance for both fundamental research and practical applications. In this Review, we summarize the recent progress in controlling the phases of atomically precise nanoclusters (APNCs) of gold, silver and copper, as well as bimetallic systems. The phase‐enabled material properties of APNCs
Yitong Wang   +4 more
wiley   +1 more source

Estimating Consumer Willingness to Pay for Country-of-Origin Labeling [PDF]

open access: yes
Consumer willingness to pay for a mandatory country-of-origin labeling program is assessed. A consumer survey was conducted during 2002 in several grocery stores in Boulder, Denver, and Fort Collins, Colorado.
Loureiro, Maria L., Umberger, Wendy J.
core  

Large‐Scale Determination of Frontier Orbital Energies of Disordered Small‐Molecule Organic Semiconductors Using Exciplex Emission Spectra

open access: yesAdvanced Materials, EarlyView.
ABSTRACT Accurately knowing the frontier orbital energies of the structurally disordered small‐molecule organic semiconductors that are used in optoelectronic devices such as organic light‐emitting diodes is required to rationally improve their performance. Here, we show that these energies can be deduced with a large accuracy from the peak energies of
Christian B. McDonald   +7 more
wiley   +1 more source

INFORMATION AS A DOUBLE-EDGED SWORD: THE ECONOMIC AND WELFARE CONSEQUENCES OF CERTIFIED LABELING FOR CREDENCE ATTRIBUTES [PDF]

open access: yes
Certified labeling for credence attributes is examined using the concepts of pooled and separating equilibria. Credence attributes are product features that cannot be experienced directly by consumer, features such as pesticide-free, dolphin-safe ...
Hoehn, John P., Deaton, Brady J., Jr.
core  

Ionic Gating of Liquid‐Crystal‐Like Pteridine Assemblies Enables Tunable Light Scattering

open access: yesAdvanced Materials, EarlyView.
Tunable optical properties emerge through developmentally regulated ionic gating, which transforms disordered, ultraviolet (UV)‐absorbing organelles into concentrically ordered, liquid‐crystal‐like light scatterers. By integrating analyses of pteridine composition, potassium‐dependent assembly, hierarchical ultrastructure, and optical behavior, the ...
Sourabh Bera   +22 more
wiley   +1 more source

Single‐Particle FRET Probes Heterogeneity in the Ligand Shell of Colloidal Perovskite Quantum Dots

open access: yesAdvanced Materials, EarlyView.
Single‐particle, single‐molecule Förster resonance energy transfer turns dye‐tagged ligands into nanorulers for the otherwise elusive organic shell of CsPbBr3 quantum dots. Distance variations within individual particles reveal pronounced local heterogeneity, while changes in the surrounding ligand chemistry shift the average dye–surface separation ...
Leon G. Feld   +6 more
wiley   +1 more source

The economics of GM food labels: An evaluation of mandatory labeling proposals in India [PDF]

open access: yes
"Labeling of genetically modified (GM) foods is a contentious issue and internationally, there is sharp division whether such labeling ought to be mandatory. This debate has reached India where the government has proposed mandatory labeling.
Ramaswami, Bharat, Bansal, Sangeeta
core  

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