Results 81 to 90 of about 34,110 (307)

Digital leaders: political leadership in the digital age

open access: yesFrontiers in Political Science
This paper delves into the concept of digital leadership in contemporary democracies, considering the impact of the digital age on politics and, consequently, on political leadership. In our view, with the spread of radio stations first, then televisions,
F. Ramón Villaplana   +2 more
doaj   +1 more source

Platforms, the First Amendment and Online Speech: Regulating the Filters [PDF]

open access: yes, 2019
In recent years, online platforms have given rise to multiple discussions about what their role is, what their role should be, and whether they should be regulated. The complex nature of these private entities makes it very challenging to place them in a
Grafanaki, Sofia
core   +1 more source

3D‐Printed Piezoionic/Bioelectronic Hydrogel for Electro‐Metabolic Regulation of Osteogenic Differentiation

open access: yesAdvanced Healthcare Materials, EarlyView.
A 3D‐printed piezoionic GPMx hydrogel enables stable electromechanical signal generation under mechanical loading, exhibiting long‐term durability and low fatigue. As a bioactive patch, it restores endogenous bioelectricity to stimulate osteogenesis via Ca2+ influx and mitochondrial activation, while simultaneously enabling label‐free alkaline ...
Sayan Deb Dutta   +3 more
wiley   +1 more source

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

Kelvin Probe Force Microscopy in Bionanotechnology: Current Advances and Future Perspectives

open access: yesAdvanced Materials, EarlyView.
Kelvin probe force microscopy (KPFM) enables the nanoscale mapping of electrostatic surface potentials. While widely applied in materials science, its use in biological systems remains emerging. This review presents recent advances in KPFM applied to biological samples and provides a critical perspective on current limitations and future directions for
Ehsan Rahimi   +4 more
wiley   +1 more source

Synchronizing the Osteochondral Regeneration Process through Spatial Patterning of Stable and Hypertrophic Cartilage Organoids

open access: yesAdvanced Materials, EarlyView.
Zonated osteochondral assembloid implants are engineered through scaffold‐free spatial assembly of induced pluripotent stem cell (iPSC)‐derived chondrocyte organoids and periosteum‐derived osteogenic organoids. Implanted into full‐thickness rat osteochondral defects, they promote hyaline‐like cartilage repair, support subchondral bone formation with ...
Liuqi Peng   +3 more
wiley   +1 more source

Fiercely Real?:Tyra Banks and the making of new media celebrity [PDF]

open access: yes, 2014
This paper will examine former supermodel Tyra Banks as a contemporary “celebrity entrepreneur,” focusing on Banks’ recent shift from television persona to multimedia icon within a neoliberal popular culture.
Keller, Jessalynn
core   +1 more source

Digital Microneedles for Multiplexed Transdermal Sensing via Fluorescent QR Codes

open access: yesAdvanced Materials, EarlyView.
Digital fluorescent microneedles encode biochemical information in skin into scannable QR codes through threshold‐activated probes that generate binary on/off signals. By transforming analog fluorescence into discrete digital patterns, this platform enables calibration‐free, multiplexed transdermal sensing of physiologically relevant biomarkers ...
Farbod Abazar   +7 more
wiley   +1 more source

STRATEGI KOMUNIKASI POLITIK DIGITAL PASCA-KEBENARAN

open access: yesJurnal Dakwah Risalah, 2018
Post-truth in politics when it is warming up with various phenomena. The research objective revealed and explored in this study is how post-truth digital political communication strategies.
Andika Hendra Mustaqim
doaj   +1 more source

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