Results 121 to 130 of about 6,084,279 (387)

Top Cells for Silicon‐Based Tandem Photovoltaics

open access: yesAdvanced Materials, EarlyView.
The article provides a comprehensive review of Si‐based tandem solar cells, highlighting the advantages of silicon as a bottom cell and exploring top cell technologies including III–V compounds, perovskites, and emerging chalcogenide materials. It summarizes current challenges of these top cell materials and offers insights into future research ...
Mingrui He   +6 more
wiley   +1 more source

Economic Geography and Economic Development in Sub-Saharan Africa [PDF]

open access: yes
The physical or absolute geography of Sub-Saharan Africa (SSA) is often blamed for its poor economic performance. A country’s location however not only determines its absolute geography, it also pins down its relative position on the globe vis-à-vis ...
Harry Garretsen, Maarten Bosker
core  

Hierarchically MOF‐Based Porous Monolith Composites for Atmospheric Water Harvesting

open access: yesAdvanced Materials, EarlyView.
This review explores the design of hierarchical porous materials for atmospheric water harvesting, focusing on metal‐organic frameworks (MOFs) and porous monoliths. Emphasis is placed on integrating MOF nanoscale porosity with the microscale channels of monolithic scaffolds to enhance sorption‐desorption performance.
Mahyar Panahi‐Sarmad   +7 more
wiley   +1 more source

Comparison of bibliometric indicators in journals of geography indexed in Web of Science

open access: yesBoletín de la Asociación de Geógrafos Españoles, 2018
The quality of scientific journals, required for various purposes, is usually estimated by bibliometric indicators. This study investigates the behavior of these indicators related to journals classified as Geography and Physical Geography in Web of ...
José Antonio Salvador Oliván   +1 more
doaj   +1 more source

External and internal determinants of development [PDF]

open access: yes
As Rodrik, Subramanian, and Trebbi (2004) point out, factors that affect economic development can be classified using a two-tier approach. Based on a standard production function, inputs such as labor and physical and human capital directly affect per ...
Thomas Osang
core  

Harnessing Photo‐Energy Conversion in Nanomaterials for Precision Theranostics

open access: yesAdvanced Materials, EarlyView.
Harnessing photo‐energy conversion in nanomaterials enables precision theranostics through light‐driven mechanisms such as photoluminescence, photothermal, photoelectric, photoacoustic, photo‐triggered surface‐enhanced Raman scattering (SERS), and photodynamic processes. This review explores six fundamental principles of photo‐energy conversion, recent
Jingyu Shi   +4 more
wiley   +1 more source

Analysis of the utilization of supplementary illustrations: An example of the selected teaching units from the fifth grade geography textbook (Republic of Serbia) [PDF]

open access: yesGeographica Pannonica, 2014
The textbook is one of the elementary teaching aids. It is a very efficient aid utilized to transfer information of the instructional content. Illustrations are a part of the didactic apparatus, contributing to apparentness.
Đukičin Smiljana   +3 more
doaj  

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