Results 151 to 160 of about 3,140,340 (263)

Population Ageing and Government Health Expenditures in New Zealand, 1951-2051 [PDF]

open access: yes
The paper uses a simulation model to assess the effects of population ageing on government health expenditures in New Zealand. Population ageing is defined to include disability trends and “distance to death”; government health expenditures are defined ...
Jit Cheung   +4 more
core  

Spectral Selective and Low‐Noise Thin‐Film Organic Photodetectors Enabled by Electric‐Field Engineering

open access: yesAdvanced Materials, EarlyView.
Molecular doping redistributes the internal electric field in organic photodetectors, providing a new degree of freedom to spatially control carrier transport and collection. Simulations and experiments reveal distinct transport pathways for injected and photogenerated carriers, enabling low dark current under reverse bias and wavelength‐selective ...
Jingwei Yi   +15 more
wiley   +1 more source

Light‐Programmed Localized Supersaturation Enables Ambient Aqueous Synthesis of Highly Crystalline Metal–Organic Frameworks

open access: yesAdvanced Materials, EarlyView.
In the proposed model, a photoinduced nanoreactor uses Cu2O self‐photooxidation to generate localized supersaturation. A metastable supersaturation state first forms a shell, creating a spatially confined environment that restricts reactant exchange; continued Cu release then drives the local environment toward a labile regime that favors predominantly
Yongdeok Ahn   +5 more
wiley   +1 more source

ESTIMATING EFFECTS OF AGRICULTURAL RESEARCH AND EXTENSION EXPENDITURES ON PRODUCTIVITY: A TRANSLOG PRODUCTION FUNCTION APPROACH [PDF]

open access: yes
The effects of agricultural research and extension expenditures on productivity in the United States are estimated during the period 1949-81 using data for ten production regions.
Lyu, Syu-Jyun Larry   +2 more
core  

Understanding Operando Water Management in Hydroxide‐Exchange‐Membrane Fuel Cells

open access: yesAdvanced Materials Interfaces, EarlyView.
Effective water management is vital for high‐performance hydroxide‐exchange‐membrane fuel cells. Using a custom water‐flux station, this study quantifies how membrane thickness, microporous layers, and operating conditions dictate internal water transport.
Catherine M. Weiss   +4 more
wiley   +1 more source

Government expenditures on education, health, and infrastructure : a naive look at levels, outcomes, and efficiency [PDF]

open access: yes
All interested parties seem to agree that it is important to be able to monitor public sector performance at the sectoral level, but most current work based on multi-country databases does not lend itself to country-specific conclusions. This is due to a
Trujillo,Lourdes   +2 more
core  

Textile‐Based Capacitive Pressure Sensors Enabled by Ultrasonic Spray‐Coated Carbon Black Electrodes and Electrostatic Flocking

open access: yesAdvanced Materials Interfaces, EarlyView.
A 4‐layer Kevlar‐based composite is fabricated by combining ultrasonic spraying and electrostatic flocking. Carbon black dispersion is first deposited onto Kevlar fabric to create a conductive electrode. Nylon fibers are then electrostatically flocked onto the coated fabric, forming a dielectric layer.
Mengdi Chen   +7 more
wiley   +1 more source

Advanced MXene‐Based Multifunctional Nanoarchitecture Materials Engineered for Adsorptive Cleanup of Hazardous Radioactive Pollutants: A Comprehensive Critical Review

open access: yesAdvanced Materials Interfaces, EarlyView.
This work critically reviews MXenes as highly effective multifunctional nanomaterials for the adsorption of radio‐contaminants, demonstrating a remarkable adsorption capacity of up to 1376.75 mg/g and cyclic stability of 2–8 cycles, with complexation, electrostatic interactions, and the numerical strength of MXene active sites playing a key operational
Stephen Sunday Emmanuel   +1 more
wiley   +1 more source

On Local Government Spending and Taxation Behaviour - Effect of population size and economic condition [PDF]

open access: yes
This paper examines the Granger-causality between total expenditures, own source revenues, grants received from state and long term loans for 12 subgroups of Finnish municipalities.
Antti Moisio
core  

Family planning services financing in the West African Economic and Monetary Union countries: Trend analysis from 2013 to 2021. [PDF]

open access: yesJ Public Health Afr
Belemsaga DY   +6 more
europepmc   +1 more source

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