Results 111 to 120 of about 255,138 (288)

Cell-Mediated Deposition of Porous Silica on Bacterial Biofilms

open access: yes, 2011
Living hybrid materials that respond dynamically to their surrounding environment have important applications in bioreactors. Silica based sol-gels represent appealing matrix materials as they form a mesoporous biocompatible glass lattice that allows for
McLarmore, Eric   +15 more
core   +1 more source

Multimodal Soft Surgical Robots Enabled by Eco‐Degradable, Sterilizable Polymers and Transient Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A compostable PGS soft surgical robot with interchangeable modules integrates transient Mo tactile and Si thermal sensors for dual feedback. The device preserves its function after clinical‐grade sterilization, demonstrates stable actuation and cardiac tissue grasping with real‐time in vivo pulsatile monitoring, and biodegrades post‐use with soil‐safe, 
Minseong Chae   +27 more
wiley   +1 more source

Chosen-Ciphertext Secure Fuzzy Identity-Based Key Encapsulation without ROM [PDF]

open access: yes, 2008
We use hybrid encryption with Fuzzy Identity-Based Encryption (Fuzzy-IBE) schemes, and present the first and efficient fuzzy identity-based key encapsulation mechanism (Fuzzy-IB-KEM) schemes which are chosen-ciphertext secure (CCA) without random oracle ...
Liming Fang   +4 more
core  

FrodoKEM: A CCA-Secure Learning With Errors Key Encapsulation Mechanism

open access: yesIACR Communications in Cryptology
Large-scale quantum computers capable of implementing Shor's algorithm pose a significant threat to the security of the most widely used public-key cryptographic schemes. This risk has motivated substantial efforts by standards bodies and government agencies to identify and standardize quantum-safe cryptographic systems.
Lewis Glabush   +5 more
openaire   +3 more sources

Speckle‐Engineered Upconversion Amplification in Nanoemulsion‐Templated Hydrogel Microdomes

open access: yesAdvanced Functional Materials, EarlyView.
Nanoemulsion‐confined PEGDA microdomes generate speckle‐like excitation fields that strongly amplify upconversion luminescence upon dehydration, enabling filter‐free visible readout with reversible on–off switching. DMD‐based lithography yields scalable, shape‐programmable arrays for moisture‐responsive displays and optical encryption.
Chaeyeong Ryu   +13 more
wiley   +1 more source

Research on SCLOUD+ post-quantum key encapsulation adaptation and BW lattice optimization for intelligent computing networks

open access: yesDianxin kexue
The existing mainstream post-quantum key encapsulation mechanisms, such as the module-lattice-based key encapsulation mechanism (ML-KEM), rely on the module learning with errors (Module-LWE) problem associated with structured lattices.
PAN Jie   +7 more
doaj  

The role of key encapsulation mechanism in end-to-end encryption agility - a case for telemetry data confidentiality

open access: yes
The study outlined in this paper assesses the implementation of Attribute-Based Encryption as a key encapsulation mechanism,culminating in a proposed end-to-end encryption solution for a cloud-based IoT management system and further simulation ...
Silonosov, Alexandr, Henesey, Lawrence
core   +1 more source

The Role of Ultra‐Thin Buffer Layers for Achieving Ultra‐Low Dark Currents in Single‐Component Organic Photodetectors

open access: yesAdvanced Functional Materials, EarlyView.
Here, SubNc single‐component organic photodiodes (SC‐OPDs) are investigated, which achieve highly competitive performance metrics, including high EQE, ultra‐low JD, and high specific detectivity (D*). This study emphasizes the critical role of an organic buffer layer in studying the interface energetics and effects to achieve state‐of‐the‐art ...
Anncharlott Kusber   +12 more
wiley   +1 more source

Design of a crab-like bistable mechanism for nearly equal switching forces in forward and backward directions

open access: yes, 2018
A compliant bistable mechanism with a crab-like structure for nearly equal switching forces in the forward and backward directions is developed. It consists of four crab-leg-like beams and a shuttle mass.
Dung-An Wang   +2 more
core   +1 more source

Tissue‐Stimulator Platform for Electrically Stimulating Pancreatic β‐Cells for Long‐Term Functional Regulation

open access: yesAdvanced Functional Materials, EarlyView.
We present a tissue‐stimulator platform for seamless electrode integration with pancreatic tissue, applying uniform electrical stimulation through optimized design with biohybrid 3D printing. Advantageous effects of electrical stimulation on β‐cell function were observed, including enhanced calcium signaling, islet morphology, and maturation.
Jihwan Kim   +7 more
wiley   +1 more source

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