Results 131 to 140 of about 4,826,497 (302)

Assessing extinction risk, conservation reliance, and down-listing potential for two endangered Hawaiian waterbirds

open access: yesAvian Conservation and Ecology, 2022
Conservation reliant species complicate the idealized view of endangered species recovery by depending on perpetual management to maintain viable populations, making the goal of de-listing via threat removal potentially unattainable.
Charles B. van Rees   +2 more
doaj  

Human Immunodeficiency Virus Type 1 Shedding Pattern in Semen Correlates with the Compartmentalization of Viral Quasi Species between Blood and Semen [PDF]

open access: bronze, 2000
Phalguni Gupta   +10 more
openalex   +1 more source

The Symmetrical Immune Network Theory and a New HIV Vaccine Concept [PDF]

open access: yes, 2010
The symmetrical immune network theory is based on Jerne’s network hypothesis. An improved version of the theory is presented. The theory is characterized by symmetrical stimulatory, inhibitory and killing interactions between idiotypic and ...
Geoffrey W. Hoffmann
core   +1 more source

Statistical Mechanics of Glass Formation in Molecular Liquids with OTP as an Example

open access: yes, 2011
We extend our statistical mechanical theory of the glass transition from examples consisting of point particles to molecular liquids with internal degrees of freedom. As before, the fundamental assertion is that super-cooled liquids are ergodic, although
Adam G.   +75 more
core   +1 more source

Recycling of Thermoplastics with Machine Learning: A Review

open access: yesAdvanced Functional Materials, EarlyView.
This review shows how machine learning is revolutionizing mechanical, chemical, and biological pathways, overcoming traditional challenges and optimizing sorting, efficiency, and quality. It provides a detailed analysis of effective feature engineering strategies and establishes a forward‐looking research agenda for a truly circular thermoplastic ...
Rodrigo Q. Albuquerque   +5 more
wiley   +1 more source

Boundedness in a two-species quasi-linear chemotaxis system with two chemicals

open access: yes, 2016
We consider the two-species quasi-linear chemotaxis system generalizing the prototype $$ \begin{cases} u_t=\nabla\cdot(D_1(u)\nabla u)-\chi_1\nabla\cdot(S_1(u)\nabla v), & x\in \Omega,\ t> 0,\\ \disp{0=\Delta v- v +w}, x (ii) in the doubly repulsive case
Jiashan Zheng
semanticscholar   +1 more source

Polaronic and Electrochemical Signatures in Group IVB (Ti, Zr, Hf) Oxides: Unified SKP–DFT Insights for Tunable Transport in Energy and Electronic Devices

open access: yesAdvanced Functional Materials, EarlyView.
Charge carrier concentration and mobility in TiO2, ZrO2, and HfO2 powder films are experimentally mapped as a function of temperature. The results uncover polaron‐mediated transport regimes and field‐activated conduction, enabling the design of oxide‐based electronic and energy devices with thermally tunable functionality.
Beatriz Moura Gomes   +3 more
wiley   +1 more source

The Hierarchical Structure of Sheep Wool and Its Impact on Physical Properties

open access: yesAdvanced Functional Materials, EarlyView.
Sheep wool, a prevalent α‐keratinous fiber, is an essential model for studying protein‐based fibers. Its genetic diversity across breeds enables the establishment of multiscale structure‐property relationships, uncovering previously elusive insights into wool's hierarchical structure.
Serafina R. France Tribe   +9 more
wiley   +1 more source

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