Results 101 to 110 of about 2,264,107 (292)

Hybrid Branching-Time Logics

open access: yes, 2007
Hybrid branching-time logics are introduced as extensions of CTL-like logics with state variables and the downarrow-binder. Following recent work in the linear framework, only logics with a single variable are considered.
Weber, Volker
core   +1 more source

Spectral Efficiency Optimization For Millimeter Wave Multi-User MIMO Systems

open access: yes, 2018
As a key enabling technology for 5G wireless, millimeter wave (mmWave) communication motivates the utilization of large-scale antenna arrays for achieving highly directional beamforming. However, the high cost and power consumption of RF chains stands in
Hong, Mingyi, Shi, Qingjiang
core   +1 more source

Hybrid Work Culture

open access: yesINTERANTIONAL JOURNAL OF SCIENTIFIC RESEARCH IN ENGINEERING AND MANAGEMENT
This study investigates the perceptions of employees towards learning in a hybrid work culture, where remote and in-office work are combined. With the advent of hybrid work models following the COVID- 19 pandemic, organizations have had to adapt their learning and development (L&D) initiatives to meet evolving employee needs.
openaire   +1 more source

Electrical Conductivities of Conductors, Semiconductors, and Their Mixtures at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a comprehensive review of temperature‐dependent electrical conductivity data for multiple material classes at elevated temperatures, highlighting a persistent conductivity gap between metals and semiconductors in the range of 102$\left(10\right)^{2}$– 107$\left(10\right)^{7}$ S/m. Metal–ceramic irregular metamaterials are proposed
Valentina Torres Nieto, Marcia A. Cooper
wiley   +1 more source

Aspects of hybrid larch (Larix X eurolepis Henry) as a potential tree species in southern Swedish forestry [PDF]

open access: yes, 2003
The interest in growing hybrid larch (Larix × eurolepis Henry) in southern Sweden has increased in recent decades, one of its assumed advantages being high volume growth.
Larsson-Stern, Marie
core  

Hybrid Analog and Digital Precoding: From Practical RF System Models to Information Theoretic Bounds

open access: yes, 2016
Hybrid analog-digital precoding is a key millimeter wave access technology, where an antenna array with reduced number of radio frequency (RF) chains is used with an RF precoding matrix to increase antenna gain at a reasonable cost.
Krishnan, Rajet, Venkateswaran, Vijay
core   +1 more source

Effect of Laser Deoxidation on Adhesive‐Bonded Aluminum in an Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser ablation of aluminum under oxygen‐free conditions. The goal is to produce oxide‐free substrates that enable improved adhesive bonding with epoxy. Optimized laser parameters (90% overlap, 300 µJ) combined with oxide‐free substrates result in the highest tensile strength of the adhesive bond.
Sandra Gerland   +5 more
wiley   +1 more source

Unveiling the Relationship between Flextime and Job Performance: The Role of Family–Work Conflict and the Ability to Cope in a Moderated Mediation Model

open access: yesSocial Sciences
Grounded in the Conservation of Resources (COR) theory, this study explored the contribution of flexible work arrangements within the increasing digitalization of workplaces. In particular, with a specific focus on what happened when employees teleworked,
Salvatore Zappalà   +3 more
doaj   +1 more source

Estimation and prediction of road traffic flow using particle filter for real-time traffic control [PDF]

open access: yes, 2013
Real-data testing results of a real-time state estimator and predictor are presented with particular focus on the feature of enabling of detector fault alarms and also its relation to queue-length based traffic control.
Joelianto, Endra   +2 more
core   +1 more source

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

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