Results 81 to 90 of about 1,168,516 (371)

Automated harvesting by a dual-arm fruit harvesting robot

open access: yesROBOMECH Journal, 2022
In this study, we propose a method to automate fruit harvesting with a fruit harvesting robot equipped with robotic arms. Given the future growth of the world population, food shortages are expected to accelerate.
Takeshi Yoshida   +3 more
semanticscholar   +1 more source

Productivity of a John Deere Harvester Unit in Deciduous Stands

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2014
The aim of the presented paper was to determine the productivity of a John Deere 1070D harvester in deciduous coppices of Quercus petraea and Fagus sylvatica, in thinnings over 50 years of age.
Jozef Slugeň   +3 more
doaj   +1 more source

Exciton coupling induces vibronic hyperchromism in light-harvesting complexes

open access: yes, 2014
The recently suggested possibility that weak vibronic transitions can be excitonically enhanced in light-harvesting complexes is studied in detail.
Kuehn, Oliver   +4 more
core   +1 more source

Biliproteins [PDF]

open access: yes, 1981
Biliproteins, covalently bonded complexes of proteins and bile pigments, serve as light-harvesting pigments in photosynthesis and light-sensory pigments of photosynthetic organisms. Recent developments in the biochemistry and biophysics of these pigments
Scheer, Hugo
core   +1 more source

Function‐driven design of a surrogate interleukin‐2 receptor ligand

open access: yesFEBS Letters, EarlyView.
Interleukin (IL)‐2 signaling can be achieved and precisely fine‐tuned through the affinity, distance, and orientation of the heterodimeric receptors with their ligands. We designed a biased IL‐2 surrogate ligand that selectively promotes effector T and natural killer cell activation and differentiation. Interleukin (IL) receptors play a pivotal role in
Ziwei Tang   +9 more
wiley   +1 more source

Clinical survey of neurosensory side-effects of mandibular parasymphyseal bone harvesting [PDF]

open access: yes, 2009
The aim of the present survey was to assess neurosensory disturbances and/or tooth-pulp sensitivity losses after mandibular parasymphyseal bone-harvesting procedures. Twenty-eight harvesting areas in 16 patients were surveyed.
CALIFANO, LUIGI   +5 more
core  

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Thermoelectric materials and applications for energy harvesting power generation

open access: yesScience and Technology of Advanced Materials, 2018
Thermoelectrics, in particular solid-state conversion of heat to electricity, is expected to be a key energy harvesting technology to power ubiquitous sensors and wearable devices in the future.
I. Petsagkourakis   +5 more
semanticscholar   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Achieving ultrahigh triboelectric charge density for efficient energy harvesting

open access: yesNature Communications, 2017
With its light weight, low cost and high efficiency even at low operation frequency, the triboelectric nanogenerator is considered a potential solution for self-powered sensor networks and large-scale renewable blue energy.
Jie Wang   +6 more
semanticscholar   +1 more source

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