Results 101 to 110 of about 299,735 (337)

Amyloidogenic Peptide Fragments Designed From Bacterial Collagen‐like Proteins Form Hydrogel

open access: yesAdvanced Functional Materials, EarlyView.
This study identified amyloidogenic sequence motifs in bacterial collagen‐like proteins and exploited these to design peptides that self‐assemble into β‐sheet fibers and form hydrogels. One hydrogel supported healthy fibroblast growth, showing promise for biocompatible materials. Our work demonstrates that bacterial sequences can be harnessed to create
Vamika Sagar   +5 more
wiley   +1 more source

Transactions and consistency in distributed database systems

open access: yesACM Transactions on Database Systems, 1982
The concepts of transaction and of data consistency are defined for a distributed system. The cases of partitioned data, where fragments of a file are stored at multiple nodes, and replicated data, where a file is replicated at several nodes, are discussed. It is argued that the distribution and replication of data should be transparent to the programs
Irving L. Traiger   +3 more
openaire   +2 more sources

Magnetothermal‐Triggered Response and Self‐Healing of Recyclable and Reprocessable Nanocomposites for Actuation Systems

open access: yesAdvanced Functional Materials, EarlyView.
Developing recyclable materials for magnetic robotics that combine rapid response and self‐healing properties is challenging. Hence, this study focuses on the integration of magnetothermal nanoparticles into a dynamic sorbitol‐based vitrimer, a recyclable composite capable of remote actuation and self‐healing by magnetic heating.
Maria Weißpflog   +3 more
wiley   +1 more source

New probabilistic interest measures for association rules

open access: yes, 2008
Mining association rules is an important technique for discovering meaningful patterns in transaction databases. Many different measures of interestingness have been proposed for association rules.
Hahsler, Michael, Hornik, Kurt
core   +1 more source

Distributed Transactions for ODMG Federated Databases [PDF]

open access: yes, 2005
Global transactions are still an issue for federated database systems. In the IOMPAR project, one of the goals is to develop a transaction protocol for ODMG databases which act as wrappers to information systems in a federation. In this short paper we describe an architecture for transporting secure data in a federated database system.
Damir Becarevic, Mark Roantree
openaire   +1 more source

Functional Precision Oncology Approach Using Nanoliter Droplet Array for Drug Sensitivity Testing in Lung Cancer

open access: yesAdvanced Healthcare Materials, EarlyView.
A miniaturized drug sensitivity and resistance testing (DSRT) workflow based on the Droplet Microarray (DMA) platform enables functional drug testing using minimal patient‐derived tumor material. By screening nanoliter‐scale droplets containing as few as 300 cells, this approach generates reproducible and tumor‐specific drug response profiles ...
Maryam Salarian   +7 more
wiley   +1 more source

Modelling a transaction manager using parallel decision processes [PDF]

open access: yes, 1990
This is the second report concerning transaction management in the database environment. In the first report the role of the transaction manager in protecting the integrity of a database has been studied [van der Made-Potuijt 1989].
Made-Potuijt, S.C. van der
core  

Artificial Intelligence‐Assisted Workflow for Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling

open access: yesAdvanced Materials, EarlyView.
AI‐Assisted Workflow for (Scanning) Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling. Abstract (Scanning) transmission electron microscopy ((S)TEM) has significantly advanced materials science but faces challenges in correlating precise atomic structure information with the functional properties of ...
Marc Botifoll   +19 more
wiley   +1 more source

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

open access: yesAdvanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau   +9 more
wiley   +1 more source

Derivations of Initial Data Warehouse Structure by Mapping Operational Database on Transaction Patterns

open access: yesMarket Forces, 2006
Data warehouses improve the quality of integrated information in the organization for decision-making.The data for the data warehouse comes from online transaction systems.
AMINA KHALFE, SYED IRFAN HYDER
doaj   +2 more sources

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