Results 51 to 60 of about 138,066 (284)

Fast-Locking Frequency-Hopping PLL Using Dual-Edge Low-Duty-Cycle PFD With Cycle Slip Suppression

open access: yesIET Circuits, Devices and Systems
The performance of conventional phase–frequency detectors (PFDs) is critically limited by dead-zone and blind-zone artifacts, which stem from the timing constraints of D flip-flop (DFF) based architectures.
Afifeh Ghaemnia   +3 more
doaj   +1 more source

Kinetics‐Controlled Architecture of Binder‐Free Organic Electrodes for Enhanced Ion Transport

open access: yesAdvanced Functional Materials, EarlyView.
Pulse reverse electrodeposition controls nucleation and growth to create hierarchically porous Py‐derived oligomeric electrodes with enhanced ionic accessibility and reduced transport resistance. The resulting binder‐free architectures translate these transport advantages into practical sodium‐storage functionality.
Satendra Kumar   +1 more
wiley   +1 more source

Clinical features of migraine with aura: a REFORM study

open access: yesThe Journal of Headache and Pain
Background About one-third of persons with migraine experience transient neurologic symptoms, referred to as aura. Despite its widespread prevalence, comprehensive clinical descriptions of migraine with aura remain sparse.
Andreas Vinther Thomsen   +6 more
doaj   +1 more source

Nostalgic photographs in the contemporary image ecology: the example of Tyrrells crisp packaging

open access: yesJournal of Aesthetics & Culture, 2018
This article concerns how nostalgic photographs are circulated in new contexts such as packaging and social media. The purpose is to explore the ontological transformations of photographs in the contemporary image ecology, blurring the categories ...
Karin Wagner
doaj   +1 more source

Myogenic Fusogen‐Engineered Lipid Nanoparticles Enhance mRNA Delivery in Skeletal Muscle

open access: yesAdvanced Functional Materials, EarlyView.
This study reports a biomimetic strategy of engineering full‐length Myomaker, a muscle‐specific fusogen, into lipid nanoparticles (LNPs) to harness the native myoblast fusion capability for skeletal muscle mRNA delivery. The resulting Mymk‐LNPs enhance transfection in differentiating myocytes and enable Cre‐mediated reporter activation in injured ...
Fangyu Zhang   +18 more
wiley   +1 more source

Aura

open access: yesKultúra és Közösség
Aura se enfoca en resaltar la seguridad de la mujer a través de outfits que combinan comodidad, estilo y versatilidad. Parte fundamental de la propuesta de valor radica en el empoderamiento de las mujeres, ofreciendo asesoría personalizada para que se sientan seguras con la imagen que proyectan.
Aguilar Villarreal, Andrea Carolina   +3 more
  +4 more sources

Digitization of Museum Objects and the Semantic Gap

open access: yesHeritage
This article examines the “semantic gap” in the digitisation of museum collections—the divide between human-comprehensible representations of artefacts and machine-readable data structures.
Maija Spurina
doaj   +1 more source

Ultrathin Amphipathic Dual‐Polymer Networks: Unlocking Hyper‐Permeable CO2 Capture via Solvent‐Mediated Poly(Ethylene Oxide) Amorphization

open access: yesAdvanced Functional Materials, EarlyView.
Hydrophilic PEO‐copolymers and hydrophobic PDMS are physically integrated via a compatibilizing solvent into an amphipathic dual‐polymer network with versatile interfacial affinity and completely amorphized PEO segments for hyper‐permeable CO2 transport.
Ji Wu   +9 more
wiley   +1 more source

Ground‐State Charge‐Transfer Doping in Donor–Acceptor Semiconducting Polymers

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates controlled ground‐state charge‐transfer complex formation (GS‐CTC) and doping in a series of diketopyrrolopyrrole‐based donor–acceptor semiconducting polymers paired with a π‐conjugated penta‐t‐butylpentacyanopentabenzo[25]annulene “cyanostar” macrocycle. Complementary experimental techniques show how subtle molecular, electronic,
Tanner L. Smith   +13 more
wiley   +1 more source

Accessibility, Connectivity and Resilience in Complex Networks

open access: yes, 2012
The ‘network embedding’ implications for complexity theory raise the issue of the search for a ‘hidden’ order/simplicity (Reggiani and Nijkamp, 2009). In this context, a dual analysis (Spatial Economic Science vs. Network Science) seems essential.
REGGIANI, AURA
core   +1 more source

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