Results 31 to 40 of about 2,341,685 (286)

RISK ASSESSMENT IN PROJECT PLANNING USING FMEA AND CRITICAL PATH METHOD [PDF]

open access: yesScientific Papers Series : Management, Economic Engineering in Agriculture and Rural Development, 2014
This paper is based upon the research undertaken for the development of the doctoral thesis “Management of software projects based on object-oriented technology”.
Sandra Milena CHOLES ARVILLA
doaj  

Electrically tunable Cavity-Resonator-Integrated-Grating-Filters (CRIGFs) [PDF]

open access: yesEPJ Web of Conferences
We present and discuss the experimental and theoretical performances of Cavity Resonator Integrated Grating Filters (CRIGFs) with a specific focus on their active tuning through effective index control of the guided mode.
Blandin Tanneguy   +6 more
doaj   +1 more source

Space-Time Metasurface Antenna Enabled High-Dimensional Electromagnetic Modulation for Intrinsic Physical Layer Security. [PDF]

open access: yesAdv Sci (Weinh)
The concept of high‐dimensional EM modulation using the STMA for physical layer secure communication is illustrated in figure. The STMA consists of a series of programmable unit cells, with 1‐bit reconfigurable phase states (0/π). The STMA is excited by a monochromatic continuous wave (CW) at frequency fc and controlled by a field‐programmable gate ...
Fang X   +6 more
europepmc   +2 more sources

An Efficient Multimodal Nature‐Inspired Unmanned Aerial Vehicle Capable of Agile Maneuvers

open access: yesAdvanced Intelligent Systems, 2023
Herein, the development of a multimodal, nature‐inspired unmanned aerial vehicle (UAV) that operates in three different flight regimes (rotor wing, tailsitter, cruise), unlike typical UAVs which only consist of two, is discussed.
Danial Sufiyan   +5 more
doaj   +1 more source

An Investigation into Mobile Based Approach for Healthcare Activities, Occupational Therapy System [PDF]

open access: yes, 2013
This research is to design and optimize the high quality of mobile apps, especially for iOS. The objective of this research is to develop a mobile system for Occupational therapy specialists to access and retrieval information.
Mahmood, Sardasht, Lu, Joan
core   +3 more sources

Application of oxygen A-band equivalent width to disambiguate downwelling radiances for cloud optical depth measurement [PDF]

open access: yesAtmospheric Measurement Techniques, 2016
This paper presents the three-waveband spectrally agile technique (TWST) for measuring cloud optical depth (COD). TWST is a portable field-proven sensor and retrieval method offering a unique combination of fast (1 Hz) cloud-resolving (0.5° field of view)
E. R. Niple   +5 more
doaj   +1 more source

Design of Ring-Core Few-Mode-EDFA With the Enhanced Saturation Input Signal Power and Low Differential Modal Gain

open access: yesIEEE Photonics Journal, 2021
We propose a design of ring-core few-mode fiber (RC-FMF) with the erbium doping at the cladding region near the outer ring edge. After the parameter optimization of the RC-FM-EDF, the intensity overlapping difference between LP01 and LP11 modes can be ...
Yihong Fang   +5 more
doaj   +1 more source

Fast and Agile Lossless Mode Switching for D2D Communications in LTE-Advanced Networks

open access: yes2016 IEEE 83rd Vehicular Technology Conference (VTC Spring), 2016
Direct (or D2D) communications allow two UEs to communicate without passing through the eNodeB. However, the two UEs may still need to relay their communication through the eNB from time to time, hence should be able to switch from the direct to the re-layed mode seamlessly, without this affecting the QoS.
NARDINI, GIOVANNI   +4 more
openaire   +3 more sources

PASTA‐ELN: Simplifying Research Data Management for Experimental Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Research data management faces ongoing hurdles as many ELNs remain complex and restrictive. PASTA‐ELN offers an open‐source, cross‐platform solution that prioritizes simplicity, offline access, and user control. Its in tuitive folder structure, modular Python add‐ons, and open formats enable seamless documentation, FAIR data practices, and easy ...
S. Brinckmann, G. Winkens, R. Schwaiger
wiley   +1 more source

Picosecond mode switching and Higgs amplitude mode in superconductor-metal hybrid terahertz metasurface

open access: yesNanophotonics, 2022
The ultrafast modulation of terahertz (THz) waves is essential for numerous applications, such as high-rate wireless communication, nonreciprocal transmission, and linear frequency conversion.
Duan Siyu   +13 more
doaj   +1 more source

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