Results 61 to 70 of about 207,364 (249)

Melanin's Role in Balancing Mechanical Strength and Reproductive Output in Environmentally Stressed Fungal Spores

open access: yesAdvanced Functional Materials, EarlyView.
Melanin content directly controls fungal spore mechanical properties, with pigmented spores achieving rupture forces two orders of magnitude higher than hyaline spores. Environmental stress drives this quantity‐quality tradeoff; stressed species invest energy in melanin‐reinforced, mechanically superior thick‐walled, super‐hydrophobic spores, while ...
Atul Agrawal, Steven E. Naleway
wiley   +1 more source

Forward‐Biased Perovskite Photodiodes for In‐Sensor Optical Change Sensing

open access: yesAdvanced Functional Materials, EarlyView.
A forward‐biased perovskite photodiode is introduced as an in‐sensor analog preprocessing unit that uses current balancing between photocurrent and injection current to generate optical changes relative to programmable optical reference levels. The device directly converts reference‐relative optical changes into bipolar current signals, enabling sensor‐
Eungseon Yeon   +14 more
wiley   +1 more source

Inoculación de semillas de cebada con Azospirillum brasilense: producción de biomasa aérea y uso del agua

open access: yesSemiárida, 2020
El crecimiento de cereales invernales en regiones semiáridas y subhúmedas es limitado por factores de estrés abiótico que podrían ser mitigados por la incorporación de microrganismos promotores del crecimiento.
Cristian Osvaldo Alvarez   +1 more
doaj   +1 more source

Bolometric detection of Josephson inductance in a highly resistive environment

open access: yesNature Communications, 2023
The Josephson junction is a building block of quantum circuits. Its behavior, well understood when treated as an isolated entity, is strongly affected by coupling to an electromagnetic environment.
Diego Subero   +10 more
doaj   +1 more source

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Inoculation of barley seeds with Azospirillum brasilense: shoot dry matter production and water use

open access: yesSemiárida, 2020
In semiarid and subhumid environments, plant growth promoting microorganisms mitigate abiotic stresses that frequently limit the grain production of winter cereals.
Cristian Osvaldo Alvarez   +1 more
doaj   +1 more source

Chemical Strategies for Multistimuli Responsive Dynamic Covalent Materials in Regenerative Medicine

open access: yesAdvanced Healthcare Materials, EarlyView.
Multistimuli responsive dynamic covalent materials integrate reversible chemistry with the complex chemical, mechanical, and biochemical cues of regenerative environments. This review highlights chemical strategies based on orthogonal dynamic bonds, multicomponent networks, and hierarchical architectures to regulate mechanics, degradation, and ...
Saurabh Joshi   +2 more
wiley   +1 more source

Stepping into the Breach: A Community-Driven Strategy for Equitable Recovery and Rebuilding in New York's Hardest Hit Neighborhoods [PDF]

open access: yes, 2012
Queens Congregations United for Action (now Faith in New York) surveyed and held relational outreach interviews with over 600 victims of Sandy along with meetings with 18 elected officials, which resulted in Faith in New York and the PICO National ...

core   +2 more sources

Process Ontology Specification for Enhancing the Process Compliance of a Measurement and Evaluation Strategy [PDF]

open access: yesCLEI Electronic Journal, 2015
In this paper, we specify a generic ontology for the process domain considering the related state-of-the-art research literature. As a result, the recently built process ontology contributes to enrich semantically the terms for the (previously developed)
Pablo Becker, Fernanda Papa, Luis Olsina
doaj  

Ion Concentration and Voltage Imaging With Fluorescent Nanodiamonds

open access: yesAdvanced Materials, EarlyView.
We demonstrate reversible switching between the fluorescent NV0 and the dark NV+ state, in sub‐30 nm FNDs via surface oxidation and hydrogenation, respectively. In an electrochemical cell, we show that the fluorescence from hydrogenated particles enables all‐optical imaging of voltages and ion concentrations at the micrometer scale.
Patrick Voorhoeve   +8 more
wiley   +1 more source

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