Results 41 to 50 of about 428,405 (309)

Evaluation of the urban regions of Serbia: Functional polycentricity [PDF]

open access: yesGeographica Pannonica, 2020
The subject of this paper is an evaluation of defined urban regions in Serbia, with an aim towards identifying their basic features, with special emphasis on the measurement of their functional polycentricity.
Živanović Zora   +2 more
doaj  

From reaction to initiative: Potentials of contributive participation [PDF]

open access: yesUrbani Izziv, 2014
Participation in spatial planning has been studied extensively in the past decades, but many cases of spatial planning have nonetheless seen a gap between decision makers and local residents.
Aidan Cerar
doaj   +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

Spatio-Functional Pattern of a Small City: A Cross-Sectional Study of Brzeziny, Central Poland

open access: yesLand
Understanding the spatial organisation of small towns is essential for sustainable spatial planning and regional development. This study examines the spatio-functional pattern of Brzeziny, a small town located within the Łódź Metropolitan Area in Central
Sebastian Florczyk   +3 more
doaj   +1 more source

Elephant‐Skin‐Inspired Porous Cementitious Tiles with Programmable Crack Networks for Passive Cooling

open access: yesAdvanced Materials, EarlyView.
Elephant‐skin‐inspired crack networks are programmed in porous diatomaceous earth (DE)‐cement composites using substrate‐guided, stress‐concentration induced fracture. The resulting crack lattices act as capillary conduits that redistribute water, while the porous matrix stores moisture.
Qingya Huang   +5 more
wiley   +1 more source

Programmable 3D Photovoltaics via Mechanically Origami‐Coded Interlocked 3D Kirigami and Nano‐Root Anchored AgNWs–In–Ga Multiphasic Alloy Conductor

open access: yesAdvanced Materials, EarlyView.
Mechanically origami‐coded 3D kirigami photovoltaics convert a single extension–release cycle into deterministic self‐folding, reconfiguring planar solar cells into programmable 3D modules. Distinct coding strategies enable either ultrahigh stretchability (500% system strain) or ultrahigh initial effective areal coverage (225%).
Seok Joon Hwang   +15 more
wiley   +1 more source

Calculating population density for MOLAND in the Dublin urban area [PDF]

open access: yes, 2008
The EPA-funded Urban Environment Project seeks to apply MOLAND, a cellular automata based model, to predict a range of urban impacts in the Greater Dublin Region from 2006 onwards.
Foley, Ronan   +2 more
core  

Mapping the “Supply–Demand–Flow” of Ecosystem Services for Ecosystem Management in China

open access: yesAdvanced Science, EarlyView.
This study develops a “supply–demand–flow” framework clarifies how ecosystem services move between regions by distinguishing potential and actual supply and demand. Using integrated biophysical–socioeconomic modeling, nine services in China were mapped.
Yikun Zhang   +3 more
wiley   +1 more source

Cigarette Smoke‐Induced Alveolar Macrophage Senescence via GEM/SIRT3‐Mediated Mitochondrial Dysfunction

open access: yesAdvanced Science, EarlyView.
Cigarette smoke accelerates the aging of immune cells in the lung. By combining human single‐cell sequencing, cell culture, and mouse models, the authors show that the protein GEM drives mitochondrial damage and senescence in alveolar macrophages by suppressing SIRT3.
Jin Wang   +8 more
wiley   +1 more source

Dispatching optimization of city gas station district energy systems with multiple uncertainties based on an improved affine arithmetic method

open access: yesEnergy Reports, 2023
According to the energy consumption characteristics of gas stations, the district energy system (DES) based on natural gas and renewable energy is a suitable form of energy supply.
Tianjie Liu   +3 more
doaj   +1 more source

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