Results 51 to 60 of about 491,180 (164)

Coordination of the Industrial-Ecological Economy in the Yangtze River Economic Belt, China

open access: yesFrontiers in Environmental Science, 2022
The Yangtze River Economic Belt (YREB) is an important growth pole of China’s economy, but it is also one of the most environmentally polluted basins in China.
Liang Yuan   +8 more
doaj   +1 more source

Cuba’s agrifood system in transition, an introduction to the 'Elementa' Special Feature

open access: yesElementa: Science of the Anthropocene, 2018
Cuba’s experience in sustainable agriculture and agroecology has been the subject of much international attention, particularly as advocates of agroecology aim to demonstrate the feasibility of implementing alternatives to industrial agriculture on a ...
Margarita Fernandez   +4 more
doaj   +1 more source

Assessment of the toxicity of firefighter exposures using the PAH CALUX bioassay

open access: yesEnvironment International, 2020
Firefighters can be exposed to a complex set of contaminants while at a fire scene. Identifying new ways to monitor and assess exposure, particularly relating to toxicity is essential to determine the effectiveness of intervention techniques to reduce ...
Shawn C. Beitel   +8 more
doaj   +1 more source

Extremely High Electron Mobility in GeSn Epitaxial Films by Chemical Vapor Deposition

open access: yesAdvanced Electronic Materials, Volume 11, Issue 11, July 2025.
Transport properties in n‐GeSn films are investigated. By applying tensile stress or increasing the Sn fraction, electron mobility is significantly enhanced since more electrons populate the Γ‐valley, where the electron effective mass is small. A remarkably high electron Hall mobility of 6,200 cm2V−1s−1 is achieved in the strained‐relaxed n‐Ge0.88Sn0 ...
Kai‐Ying Tien   +4 more
wiley   +1 more source

Methane emissions in the Netherlands: The Groningen field

open access: yesElementa: Science of the Anthropocene, 2018
The Groningen natural gas field in the Netherlands – one of Europe’s major gas fields – deploys a “production cluster” infrastructure with extraction, some processing and storage in a single facility. This region is also the site of intensive agriculture
Tara I. Yacovitch   +7 more
doaj   +1 more source

Stretching the Equilibrium Limit of Sn in Ge1–xSnx Nanowires: Implications for Field Effect Transistors

open access: yesACS Applied Nano Materials, 2021
Ge1–xSnx nanowires incorporating a large amount of Sn would be useful for mobility enhancement in nanoelectronic devices, a definitive transition to a direct bandgap for application in optoelectronic devices and to increase the efficiency of the GeSn ...
S. Biswas   +8 more
semanticscholar   +1 more source

From Spirocyclic Germanium Alkoxides to their Fluorido Germanates

open access: yesEuropean Journal of Inorganic Chemistry, Volume 28, Issue 18, June 24, 2025.
Spirocyclic germanium salicyl alcoholates potentially meet the requirement as molecular precursors for twin polymerization, which is defined as a concerted formation of two polymeric materials from a so‐called twin monomer. Two examples of such germanium alkoxides and their associated fluorido germanates are reported and aspects of their chirality and ...
Philipp Kitschke   +7 more
wiley   +1 more source

The air quality and health impacts of projected long-haul truck and rail freight transportation in the United States in 2050

open access: yesEnvironment International, 2019
Diesel emissions from freight transportation activities are a key threat to public health. This study examined the air quality and public health impacts of projected freight-related emissions in 2050 over the continental United States.
Shuai Pan   +4 more
doaj   +1 more source

Determination of rice canopy growth based on high resolution satellite images: a case study using RapidEye imagery in Korea

open access: yesAIMS Environmental Science, 2016
Processing to correct atmospheric effects and classify all constituent pixels in a remote sensing image is required before the image is used to monitor plant growth.
Mijeong Kim   +4 more
doaj   +1 more source

Plasmonic gratings from highly doped Ge1−y Sn y films on Si

open access: yesJournal of Physics D: Applied Physics, 2021
Plasmonic modes in metal structures are of great interest for optical applications. While metals such as Au and Ag are highly suitable for such applications at visible wavelengths, their high Drude losses limit their usefulness at mid-infrared ...
F. Berkmann   +10 more
semanticscholar   +1 more source

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