Results 41 to 50 of about 4,833 (167)

Inferring state‐dependent diversification rates using approximate Bayesian computation

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 3, Page 805-820, March 2026.
Abstract State‐dependent speciation and extinction (SSE) models are a popular framework for quantifying whether species traits have an impact on evolutionary rates and how this shapes the variation in species richness among clades in a phylogeny.
Shu Xie, Luis Valente, Rampal S. Etienne
wiley   +1 more source

Observations of Fine‐Scale Structures During the Pause Period of Positive Leader Discharge

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract In positive leader discharge, the channel evolution process during pause period significantly impacts the subsequent discharge behavior accompanied by sudden elongation and intense reillumination of the discharge channel. The discontinuous discharge phenomenon is widely observed in the intermittent positive leader of natural lightning and ...
Chen Cheng   +7 more
wiley   +1 more source

The case for cash

open access: yesLatin American Journal of Central Banking, 2020
Cash is an extremely useful social contrivance. Kenneth Rogoff, who calls for phasing-out high denomination cash over time, recently discussed two possible drawbacks of high-denomination cash: the extensive use of high-denomination cash in crime and in ...
James J. McAndrews
doaj   +1 more source

Selective Promotion of Retinal Organoid Attachment and Differentiation by Amine‐ and Hydroxyl‐Modified Surfaces

open access: yesAdvanced NanoBiomed Research, Volume 6, Issue 2, February 2026.
Engineered biomaterial interfaces critically control retinal organoid development. This study examines how surface modifications (amine, hydroxyl, phenyl, and methyl groups) dictate organoid response. Hydrophilic surfaces markedly increase migration and foster retinal ganglion cell differentiation.
Luis Marcos   +4 more
wiley   +1 more source

Medical students' initial experiences of the dissection room and interaction with body donors: A qualitative study of professional identity formation, educational benefits, and the experience of Pasifika students

open access: yesAnatomical Sciences Education, Volume 19, Issue 2, Page 280-300, February 2026.
Abstract The first experience of medical students in the dissecting room (DR) likely influences professional identity formation (PIF). Sparse data exist exploring how exposure to the DR and body donors without undertaking dissection influences PIF, or how culture may influence this experience.
Jacob Madgwick   +2 more
wiley   +1 more source

Overview of Attempts to Measure The Gig Economy with Considering The Role of Data in Making Managerial Decisions

open access: yesFoundations of Management
Gig economy, in the 21st century, defined as an economy model based on digital platforms, is a concept that has been present in the economy for at least a dozen years.
ZELMA Emil
doaj   +1 more source

Improving the Characteristics of the Direct FOC Strategy in DFIG‐Based Wind Turbine Systems Using FOIDD and FOPD Controllers

open access: yesEnergy Science &Engineering, Volume 14, Issue 2, Page 999-1021, February 2026.
This study presents a new control strategy for doubly fed induction generator (DFIG) wind turbine systems to overcome the limitations of traditional direct field control using proportional‐integral (DFOC‐PI) regulators, which are sensitive to coefficient changes and lead to low power quality.
Hamza Gasmi   +5 more
wiley   +1 more source

Factors Affecting the Clarity of Nondominant Handwriting Versus Dominant Handwriting

open access: yesJournal of the Royal Society of New Zealand, Volume 56, Issue 1, February 2026.
We are interested in shifting writing from the dominant hand to the nondominant hand in adults that suffer from repetitive strain injuries (RSI) or stroke. Anecdotally, some adults can already write on a whiteboard using their nondominant hand. In this investigation, we examine three factors that differ between dominant writing on paper and nondominant
Andrew Trotman   +4 more
wiley   +1 more source

Startups’ organizational resilience in post-COVID times

open access: yesInternational Journal of Management and Economics
The paper is theoretical and empirical. Its basic purpose is to examine the resilience of organizational startups during the post-COVID-19 pandemic. The basic research method used in the study was CAWI.
Korpysa Jarosław, Judit Oláh
doaj   +1 more source

Virulence Regulation and Lifestyle Transitions: The Role of c‐di‐GMP and Two‐Component Systems in Erwinia amylovora and Their Evolutionary Context Within Enterobacterales

open access: yesMolecular Plant Pathology, Volume 27, Issue 2, February 2026.
Erwinia amylovora infects apple blossoms by activating the T3SS, then spreads systemically via amylovoran‐mediated biofilms. Transitions between motile and sessile states are regulated by key two‐component systems and c‐di‐GMP. This review summarises infection biology, virulence factors, regulatory networks and evolutionary insights underlying fire ...
Dhirendra Niroula   +3 more
wiley   +1 more source

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