Results 71 to 80 of about 15,658 (241)

Bionic Nanostructures Create Mechanical Signals to Mediate the Composite Structural Bone Regeneration Through Multi‐System Regulation

open access: yesAdvanced Science, EarlyView.
Inspired by the structural and functional characteristics of bone, bionic nanomaterials combined with nanotechnology can more accurately replicate stem cell niches, enabling the design of bone tissue engineering scaffolds with diverse nanoscale properties to promote stem cell migration, proliferation, and differentiation. This precise control over stem
Yangfan Pei   +11 more
wiley   +1 more source

RAB5A Promotes Active Fluid Wetting by Reprogramming Breast Cancer Spheroid Mechanics

open access: yesAdvanced Science, EarlyView.
RAB5A‐mediated unjamming enhances active wetting through distinct biomechanical processes: a) upregulation of specific integrin subunits, enhanced focal adhesions kinetics and activity; b) supracellular organization relying on nanoscale integrin clustering, and the formation of a stiff and collective actin cable; and c) softening of the spheroid core ...
Grégoire Lemahieu   +19 more
wiley   +1 more source

Application of helium ion microscopy to nanostructured polymer materials

open access: yesNanotechnology Reviews, 2014
Helium ion microscopy (HIM) is a relatively new high-resolution nanotechnology imaging and nanofabrication tool. HIM offers a near-molecular resolution (approaching that of TEM) combined with a simplicity of sample preparation and high depth of field ...
Bliznyuk Valery N.   +2 more
doaj   +1 more source

Optimizing the flux coupling between a nanoSQUID and a magnetic particle using atomic force microscope nanolithography

open access: yes, 2009
We present results of Niobium based SQUID magnetometers for which the weak-links are engineered by the local oxidation of thin films using an Atomic Force Microscope (AFM).
Bouchiat, Vincent   +4 more
core   +3 more sources

Direct‐Write Printed Contacts to Layered and 2D Materials

open access: yesAdvanced Electronic Materials, EarlyView.
It is demonstrated that direct‐write printing is a viable method to fabricate devices on different 2D and layered materials yields Ohmic contacts in a single step, as compared to multi‐step lithography processes which often yield poor contacts. Printed devices perform exceedingly well with gating, temperature cycling, and in magnetic fields.
Sharadh Jois   +12 more
wiley   +1 more source

Artificial intelligence‐assisted design, synthesis and analysis of smart biomaterials

open access: yesBMEMat, EarlyView.
Smart biomaterials are rapidly emerging as tools for tissue engineering, and artificial intelligence has played essential roles in biomaterial studies. By bridging the literature gap in AI‐based design, synthesis and analysis of smart biomaterials, the current review shares perspectives on how biomaterial scientists can practically incorporate AI for ...
Pengfei Jiang   +9 more
wiley   +1 more source

Uncovering Hidden Resonances in Non‐Hermitian Systems with Scattering Thresholds

open access: yesLaser &Photonics Reviews, EarlyView.
The points where diffraction orders emerge or vanish in the propagating spectrum of periodic non‐Hermitian systems are referred to as scattering thresholds. Close to these branch points, resonances from different Riemann sheets can tremendously impact the optical response.
Fridtjof Betz   +7 more
wiley   +1 more source

Materials selection and design of microelectrothermal bimaterial actuators

open access: yes, 2007
A common form of MEMS actuator is a thermally actuated bimaterial, which is easy to fabricate by surface micromachining and permits out of plane actuation, which is otherwise difficult to achieve.
Prasanna, S., Spearing, S.M.
core   +1 more source

Optimizing the Performance of Printed Indium Oxide Thin‐Film Transistors through Gallium Incorporation

open access: yesphysica status solidi (a), EarlyView.
This study reports gallium incorporation into indium oxide nanoparticle inks for low‐temperature fabrication of electrolyte‐gated transistors. Electrical analyses reveal threshold voltage modulation and suppressed leakage currents, due to the incorporation of gallium.
Mahsa K. Saghafi   +8 more
wiley   +1 more source

Fast Ultrahigh-Density Writing of Low Conductivity Patterns on Semiconducting Polymers

open access: yes, 2013
The exceptional interest in improving the limitations of data storage, molecular electronics, and optoelectronics has promoted the development of an ever increasing number of techniques used to pattern polymers at micro and nanoscale.
di Donato, Andrea   +8 more
core   +1 more source

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