Results 41 to 50 of about 12,998 (288)

Digitizing the Filtration Interface: A Smart, Modular Janus Wood Platform for Self‐Reporting Oil/Water Remediation

open access: yesAdvanced Functional Materials, EarlyView.
This work developed a smart Janus wood membrane integrating asymmetric wettability with built‐in electrical sensing for oil‐water separation. The membrane achieved > 99.5% separation efficiency and high flux by leveraging wood's natural anisotropic pore structure.
Kaiwen Chen   +10 more
wiley   +1 more source

(Quantum) Collision Attacks on Reduced Simpira v2

open access: yesIACR Transactions on Symmetric Cryptology, 2021
Simpira v2 is an AES-based permutation proposed by Gueron and Mouha at ASIACRYPT 2016. In this paper, we build an improved MILP model to count the differential and linear active Sboxes for Simpira v2, which achieves tighter bounds of the minimum number ...
Boyu Ni   +3 more
doaj   +1 more source

Enhancement of Dielectric Breakdown Strength and Recoverable Energy Density in Three‐Dimensional Heterointerfaces on BaTiO3–PbZrO3–PbTiO3 Films via Room‐Temperature Nano‐Clustering

open access: yesAdvanced Functional Materials, EarlyView.
A room‐temperature aerosol deposition process yields multiphase nano‐clustered dielectric capacitors containing discrete BaTiO3, PbZrO3, and PbTiO3 crystals. This architecture creates three‐dimensional heterointerfaces that induce interfacial charge trapping and effectively inhibit breakdown propagation.
Hyunseok Song   +8 more
wiley   +1 more source

Collision attack on NaSHA-512 [PDF]

open access: yes, 2009
The hash function NaSHA is a new algorithm proposed for SHA-3. It follows the wide-pipe structure and compression function adopts quasigroup transformations. These properties of operation in quasigroup raise obstacles to analysis.
Guan Xu, Xu Liangyu, Li Ji
core  

Mechanically Spatio‐Chimeric Fibrin Assembly Enables Vascular‐Integrated Muscle Reconstruction for Volumetric Muscle Loss Repair

open access: yesAdvanced Materials, EarlyView.
SPARC (spatio‐chimeric, plasma‐based, anisotropic, and shear‐responsive construct) that integrates myogenic and vascular microenvironments within a single construct. The dual‐modulus matrix directs aligned myotube formation and endothelial network development, enabling a vascularized muscle implant that seamlessly anastomoses with host tissue and ...
Su Hyun Jung   +6 more
wiley   +1 more source

Chosen-Prefix Collisions on AES-like Hashing

open access: yesIACR Transactions on Symmetric Cryptology
Chosen-prefix collision (CPC) attack was first presented by Stevens, Lenstra and de Weger on MD5 at Eurocrypt 2007. A CPC attack finds a collision for any two chosen prefixes, which is a stronger variant of collision attack. CPCs are naturally harder to
Shiyao Chen   +3 more
doaj   +1 more source

Entropy Reduction for the Correlation-Enhanced Power Analysis Collision Attack [PDF]

open access: yes, 2018
Side Channel Attacks are an important attack vector on secure AES implementations. The Correlation-Enhanced Power Analysis Collision Attack by Moradi et al.
Dominik Klein, Andreas Wiemers
core   +1 more source

Self‐Seeded Nucleation of PET in a Benign Solvent Yields a High Modulus Aerogel With Ultra‐Low Thermal Conductivity

open access: yesAdvanced Materials, EarlyView.
A new benign solvent (1,3‐diphenylacetone) enables a simple, safe, and sustainable dissolution and gelation method to convert waste PET into low density, monolithic aerogels with high mechanical strength (E = 20 MPa) and remarkably low thermal conductivity (k = 21.9 to 28.9 mW/m·K).
Kira R. Baugh   +9 more
wiley   +1 more source

Some observations of near collision attacks on grain v1

open access: yesCybersecurity
Near collision attacks and fast near collision attacks on stream ciphers are controversial attack methods in the field of cryptography in recent years, and their attack results are based on reduced experimental observations and derivation of birthday ...
Shaoyu Du, Weiping Gu, Bin Zhang
doaj   +1 more source

Single-block collision attack on MD5 [PDF]

open access: yes, 2012
In 2010, Tao Xie and Dengguo Feng \cite{cryptoeprint:2010:643} constructed the first single-block collision for MD5 consisting of two 64-byte messages that have the same MD5 hash.
Stevens, Marc   +2 more
core  

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