Results 121 to 130 of about 541,185 (309)

Relative Error Tensor Low Rank Approximation

open access: yes, 2018
Presented as part of the Workshop on Algorithms and Randomness on May 15, 2018 at 4:00 p.m. in the Klaus Advanced Computing Building, Room 1116.David P.
Woodruff, David P.
core  

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

Mixing in groups: From Ramanujan graphs to the product replacement algorithm

open access: yes, 2018
Presented as part of the Workshop on Algorithms and Randomness on May 15, 2018 at 2:00 p.m. in the Klaus Advanced Computing Building, Room 1116.Yuval Peres is a Principal Research in the Machine Learning and Optimization Group at Microsoft Research ...
Peres, Yuval
core  

A Versatile Microfluidic Extrusion‐Based Hydrogel Platform for Self‐Organization and Long‐Term Maintenance of Engineered 3D Lymphatic Endothelium

open access: yesAdvanced Healthcare Materials, EarlyView.
Microfluidic coaxial extrusion generates size‐controlled 3D lymphatic tubes from primary human dermal lymphatic endothelial cells in a defined four‐component matrix. These engineered vessels self‐organize into stable lymphatic endothelium, maintain selective macromolecular permeability for 30 days, and enable direct comparison with blood endothelial ...
Elsa Mazari‐Arrighi   +8 more
wiley   +1 more source

Some Difficult-to-pass Tests of Randomness

open access: yes
We describe three tests of randomness-- tests that many random number generators fail. In particular, all congruential generators-- even those based on a prime modulus-- fail at least one of the tests, as do many simple generators, such as shift register
George Marsaglia, Wai Wan Tsang
core  

Fractionated degradation and valorization of polypropylene waste into sulfonate surfactants

open access: yesNature Communications
Tandem upcycling presents a promising approach to converting plastic waste into valuable chemicals. Controlling the chain length distribution (CLD) of hydrocarbons in plastic degradation is crucial for the downstream synthesis of high-quality and high ...
Zhen Xu   +10 more
doaj   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Inapproximability of the Independent Set Polynomial in the Complex Plane

open access: yes, 2018
Presented as part of the Workshop on Algorithms and Randomness on May 17, 2018 at 2:00 p.m. in the Klaus Advanced Computing Building, Room 1116.Daniel Štefankovič is an Associate Professor in the Department of Computer Science at University of Rochester.
Štefankovič, Daniel
core  

Water Permeates and Plasticizes Amorphous Carbon Dots: Unraveling the Inner Accessibility of the Nanoparticles by Glass Transition Studies

open access: yesAdvanced Materials, EarlyView.
The water permeability of amorphous carbon dots (CDs) is demonstrated by investigating their plasticization. Novel polyamide‐based and amorphous nanoparticles are synthesized by controlling their inner packing density. Water plasticization is evidenced by the decrease of the CDs glass transition temperature with increasing the hydration degree.
Elisa Sturabotti   +8 more
wiley   +1 more source

On Doitchinov's quietness for arbitrary quasi-uniform spaces

open access: yes, 2010
The notion of a quiet quasi-uniform space was introduced by Doitchinov in1988 when he developed an interesting completion theory for this class ofquasi-uniform spaces.
Kivuvu, Charly Makitu
core  

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