Results 41 to 50 of about 4,234,076 (261)

Connecticut's transportation strategy

open access: yes, 2011
Title from PDF cover (publisher's Web site, viewed Mar. 23, 2011).; "Section 13b-57g, General Statutes of Connecticut"--P. 3.; "January, 2011."; Updates: Moving forward.

core   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

A wavelet modulation method for a quasi-Z-source inverter

open access: yes工程科学学报, 2017
A wavelet modulation strategy applied to a quasi-Z-source inverter was proposed. The regulating range of the shootthrough duty ratio could be increased by changing the locations of the sampling points set using traditional wavelet-modulation.
LI Zhi-jun   +5 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

A Zero-Sequence Steerable CBPWM Strategy for Eliminating Zero-Sequence Current of Dual-Inverter Fed Open-End Winding Transformer Based PV Grid-Tied System With Common DC Bus

open access: yesIEEE Access, 2020
Aiming at the issue of zero-sequence current (ZSC) in the dual-inverter fed open-end winding transformer (OEWT-DI) based photovoltaic (PV) grid-tied system with common DC bus, a carrier-based pulse width modulation (CBPWM) strategy with steerable zero ...
Baoji Wang, Xing Zhang, Renxian Cao
doaj   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Maximum Euclidean distance network coded modulation for asymmetric decode-and-forward two-way relaying

open access: yes, 2013
Network coding (NC) compresses two traffic flows with the aid of low-complexity algebraic operations, hence holds the potential of significantly improving both the efficiency of wireless two-way relaying, where each receiver is collocated with a ...
Chen, Wei, Hanzo, Lajos, Cao, Zhigang
core   +1 more source

Artisanal Mining Strategy 2021-2025 [PDF]

open access: yes, 2020
The Artisanal Mining sector is a key contributor to both rural incomes and livelihoods. However, a number of key constraints limit its economic potential, including informality, difficulties in attracting finance, limited business skills of ASMs, poor ...

core  

High‐frequency pulse width modulation noise reduction for permanent magnet synchronous motors using hybrid asymmetrical regular sampled modified space‐vector pulse width modulation

open access: yesIET Power Electronics, 2021
This paper proposes a strategy called hybrid asymmetrical regular sampled modified space‐vector pulse width modulation technique in two‐level voltage source inverters.
Wentao Zhang   +3 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

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