Results 221 to 230 of about 610,412 (358)

A Soft Microrobot for Single‐Cell Transport, Spheroid Assembly, and Dual‐Mode Drug Screening

open access: yesAdvanced Materials, EarlyView.
A soft, untethered hydrogel microrobot enables precise single‐cell delivery, self‐assembly into 3D spheroids, and real‐time thermal actuation. Driven by light‐induced convection and embedded with gold nanorods and temperature sensors, the microrobot guides cells, modulates local microenvironments, and supports drug testing.
Philipp Harder   +3 more
wiley   +1 more source

The Hyperacute Phase of Cerebral Infarction in a Swine Model Investigated with Cone-Beam CT Perfusion Imaging. [PDF]

open access: yesTransl Stroke Res
Nagayama G   +7 more
europepmc   +1 more source

Magmatic differentiation at La Poruña scoria cone, Central Andes, northern Chile: Evidence for assimilation during turbulent ascent processes, and genetic links with mafic eruptions at adjacent San Pedro volcano

open access: green, 2019
Osvaldo González-Maurel   +8 more
openalex   +2 more sources

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

Stabilizing the Unstable: Cone Hemiarthroplasty in Geriatric Intertrochanteric Fractures. [PDF]

open access: yesArthroplast Today
Krishna ARV   +5 more
europepmc   +1 more source

Applications of second-order cone programming

open access: yes, 1998
M. Lobo   +3 more
semanticscholar   +1 more source

Microscopic Insights into Magnetic Warping and Time‐Reversal Symmetry Breaking in Topological Surface States of Rare‐Earth‐Doped Bi2Te3

open access: yesAdvanced Materials, EarlyView.
Magnetic doping of the topological insulator Bi2Te3 with erbium adatoms induces out‐of‐plane magnetism and breaks time‐reversal symmetry, opening a Dirac gap and driving a Fermi surface transition from hexagonal to star‐of‐David geometry. Microscopy, spectroscopy, and magnetic dichroism reveal atomically controlled magnetic interactions that tailor the
Beatriz Muñiz Cano   +18 more
wiley   +1 more source

Viral-mediated RdCVF and RdCVFL expression protects cone and rod photoreceptors in retinal degeneration.

open access: yesJournal of Clinical Investigation, 2015
L. Byrne   +7 more
semanticscholar   +1 more source

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