Results 41 to 50 of about 188,379 (279)

Study on the Impact of Cutting Platform Vibration on Stalk Cutting Quality in Industrial Hemp

open access: yesAgriculture
In response to the unclear impact of header vibration on cutting performance (stalk cutting quality and cutting energy consumption) during field operations of industrial hemp harvesters, this study utilized a vibration recorder to collect information on ...
Kunpeng Tian   +4 more
doaj   +1 more source

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

Piezoelectric Energy Harvesting Controlled with an IGBT H-Bridge and Bidirectional Buck–Boost for Low-Cost 4G Devices

open access: yesSensors, 2020
In this work, a semi-submersible piezoelectric energy harvester was used to provide power to a low-cost 4G Arduino shield. Initially, unsteady Reynolds averaged Navier–Stokes (URANS)-based simulations were conducted to investigate the dynamic forces ...
Daniel Teso-Fz-Betoño   +4 more
doaj   +1 more source

Research into the parameters of a potato harvester's potato heap distributor, and the justification of those parameters

open access: yesAgraarteadus, 2021
The low levels of efficiency and general quality when it comes to the use of potato harvesters in difficult soil and climatic conditions substantiate the relevance of the problem which is faced in terms of research by technologically advanced equipment ...
Jüri Olt   +6 more
doaj   +1 more source

Automatic Romaine Heart Harvester [PDF]

open access: yes, 2019
The Romaine Robotics Senior Design Team developed a romaine lettuce heart trimming system in partnership with a Salinas farm to address a growing labor shortage in the agricultural industry that is resulting in crops rotting in the field before they ...
Borst, Jonathan   +2 more
core   +1 more source

Waveform Optimization for Wireless Power Transfer with Nonlinear Energy Harvester Modeling

open access: yes, 2015
Far-field Wireless Power Transfer (WPT) and Simultaneous Wireless Information and Power Transfer (SWIPT) have attracted significant attention in the RF and communication communities.
Bayguzina, Ekaterina   +3 more
core   +1 more source

Comparison of energy-wood and pulpwood thinning systems in young birch stands [PDF]

open access: yes, 2011
In early thinnings, a profitable alternative to pulpwood could be to harvest whole trees as energy-wood. In theoretical analyses, we compared the extractible volumes of energy-wood and pulpwood, and their respective gross values in differently aged ...
Bergström, Dan   +3 more
core   +1 more source

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

The Mathematical Description of the Swinging Mechanism of the Harvester Wheels

open access: yesМеханика машин, механизмов и материалов, 2014
The mathematical formulation of the wheel swinging mechanism of the steering axle of the harvester is given. The choice of the necessary range of the steering angles of the left and the right wheels is substantiated.
O.V. Rekhlitski   +2 more
doaj  

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

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