Results 71 to 80 of about 295,737 (299)

Vine‐Inspired Soft Robotics: Materials, Actuations, and Emerging Applications

open access: yesAdvanced Science, EarlyView.
Vine‐inspired robots grow from the tip, enabling navigation through confined spaces with minimal disturbance. This Review summarizes material and actuation strategies for vine‐inspired growth, key functions including steering, retraction, attachment, branching, and variable stiffness, and emerging applications spanning medical intervention, confined ...
Jiahao Wu   +7 more
wiley   +1 more source

Unofficial Economy Estimation by the MIMIC Model: the Case of Kenya, Namibia, Ghana and Nigeria

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2015
This study investigates the size and trend of the underground economies in selected African countries. Underground economies are present in all countries, but they are endemic in developing economies.
Dennis Nchor, Václav Adamec
doaj   +1 more source

Rhizodeposition Drives One Third of Belowground Carbon Input in Agroecosystems

open access: yesAdvanced Science, EarlyView.
This study quantifies photosynthesized C allocation in the plant–soil system across six crop types: barley, wheat, maize, rice, legumes and grasses. It reports C partitioning into shoot respiration, shoot‐C, root‐C, net rhizodeposition and root‐derived CO2, providing standardized percentage averages and GPP‐derived absolute values as a robust baseline ...
Zhengjun Yan   +10 more
wiley   +1 more source

Rebel Underground (v.2 n.4) [PDF]

open access: yes, 1963
The Rebel Underground stressed racial segregation and states\u27 rights. The anonymously, irregularly published paper typically attacked James Meredith, Russell Barrett, James Silver, the federal government, Civil Rights groups, Communism and the Daily ...
University of Mississippi. Rebel Underground
core   +1 more source

Re‐Thinking Electronic Circuit Design Through Emerging Reconfigurable Field Effect Transistors

open access: yesAdvanced Science, EarlyView.
Graphical illustration of reconfigurable field effect transistor (RFET) operation modes, including n‐type, p‐type, and ambipolar transport, as well as their areas of application discussed in this review: digital circuit design, analog circuit design, post‐Shannon computing, and sensing. ABSTRACT Reconfigurable field‐effect transistors, short RFETs, are
Jens Trommer   +19 more
wiley   +1 more source

Potential Sites for Underground Energy and CO2 Storage in Greece: A Geological and Petrological Approach

open access: yesEnergies, 2020
Underground geological energy and CO2 storage contribute to mitigation of anthropogenic greenhouse-gas emissions and climate change effects. The present study aims to present specific underground energy and CO2 storage sites in Greece.
Apostolos Arvanitis   +6 more
doaj   +1 more source

Do Salamanders Limit the Abundance of Groundwater Invertebrates in Subterranean Habitats?

open access: yesDiversity, 2020
Several species of surface salamanders exploit underground environments; in Europe, one of the most common is the fire salamander (Salamandra salamandra).
Raoul Manenti   +5 more
doaj   +1 more source

Multi‐Omics Analyses Identify Candidate Genes Associated With Stage‐Specific Quality Formation in Mulching‐Treated Moso Bamboo Shoots

open access: yesAdvanced Science, EarlyView.
Organic mulching reprograms Moso bamboo shoot development, enhancing yield and nutritional quality. This multi‐omics study reveals that coordinated metabolic, transcriptional, and post‐transcriptional regulation drives stage‐specific quality formation, offering comprehensive insights into how this agricultural practice improves crop performance and ...
Bo Wang   +7 more
wiley   +1 more source

Underground

open access: yesJournal of Anthropological Films, 2019
Ali came to Denmark in 2011 to seek asylum. After two and a half years in asylum camps his case was rejected, and since then he has lived 'underground' as undocumented migrant in Copenhagen. The film explores Ali's experience of life as 'illegal migrant’ in Denmark.
  +5 more sources

Capital Subsidies and Underground Production [PDF]

open access: yes
In this paper we investigate the effects of different fiscal policies on the firm choice to produce underground. We consider a tax evading firm operating simultaneously both in the regular and in the underground economy.
Francesco Busato   +3 more
core  

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