Results 111 to 120 of about 549,777 (309)

Roles of Phosphoinositides and Their binding Proteins in Parasitic Protozoa [PDF]

open access: yes, 2019
Highlights PIPs are lipid species with multiple roles in subcellular trafficking, signaling, and cell growth. Parasitic protists employ a variety of PIPs and PIP-binding proteins in both canonical and noncanonical functions.
Hehl, Adrian B.   +7 more
core   +1 more source

Critical Coupling in Semi‐Trasparent Fano Resonators for Photothermal Converters

open access: yesAdvanced Functional Materials, EarlyView.
An ultrathin metal–insulator multilayer architecture is engineered to exploit Fano‐resonant critical coupling, completely suppressing optical reflectance while achieving a balanced 50:50 trade‐off between absorbance and transmittance. Upon laser excitation at resonance, the metamaterial generates intense localized heat (ΔT≈550∘C$\Delta T {\approx }550^\
Giuseppe Emanuele Lio   +3 more
wiley   +1 more source

Interdependence of parasitic losses in photonic crystal surface emitting lasers [PDF]

open access: yes
It is common practice to use an un-pumped, PC containing region of a PCSEL to reduce in-plane optical power loss. We simulate the effect of self-absorption in this un-pumped region on parasitic losses. It is found that the in-plane loss may be zeroed for
Sweeney, Stephen J.   +6 more
core   +1 more source

Programming Neuromorphic Plasticity Through Ionic and Electronic Coupling in Organic Electrochemical Transistors

open access: yesAdvanced Functional Materials, EarlyView.
Neuromorphic plasticity in OECTs is governed by the post‐stimulus evolution of coupled ionic and electronic states. Semiconductor chemistry and morphology, electrolyte composition and interfaces, and device architecture regulate ion injection, transport, confinement, and release, shifting responses from rapidly relaxing STP to metastable memory and ...
Inho Lee   +9 more
wiley   +1 more source

Single‐Chromophore Homojunction Organic Solar Cells: A Path to Simplicity and Efficiency

open access: yesAdvanced Materials, EarlyView.
This perspective discusses how the intrinsic optoelectronic properties of organic semiconductors, their molecular packing in the solid‐state, and internal energetic gradients within a device can enable free‐charge carrier generation in homojunction organic solar cells.
Shaun McAnally   +2 more
wiley   +1 more source

Schistosomiasis: a rare cause of acute appendicitis

open access: yesJournal of Surgical Case Reports, 2010
Schistosomiasis is a parasitic infection in humans, which is prevalent in developing countries. The infection manifests itself as a variety of different pathologies, depending on the location of the parasite and its eggs.
ND Cox, PJ Yates
doaj  

Diversity in pollen grain characteristics and its importance in distinguishing Loranthaceae Juss. species grown in Saudi Arabia

open access: yesBioscience Journal
Members of the Loranthaceae family are considered parasitic, and mistletoe negatively affects the growth and productivity of host trees. Loranthaceae has several complicated taxonomic issues.
Widad Saleem Al-Juhani   +1 more
doaj   +1 more source

Imaging of parasitic diseases of the central nervous system

open access: yes, 2008
Infections of the central nervous system (CNS), especially parasitic infections, have increased in the last decade secondary to the acquired immunodeficiency syndrome (AIDS) epidemic, immunosuppressive therapy used in treatment of cancer, and in organ ...
Hourani R.G., Tamraz J.C.
core   +1 more source

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

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