Results 81 to 90 of about 747,505 (281)

MODEL FOR THE PROTECTION OF SMALL-SIZE GROUND TARGETS FROM RADIOMETRIC PASSIVE-ACTIVE DETECTION SYSTEMS

open access: yesРадіоелектронні і комп'ютерні системи, 2017
A generalized model is developed for protection of small-size ground targets from radiometric passive-active systems of millimeter range. Methods and means to reduce effectiveness of object detection on the earth's surface background are discussed. It is
Геннадий Геннадиевич Осиновый   +1 more
doaj   +1 more source

Metal Oxides

open access: yesMetals, 2020
Oxide materials in bulk and thin film form, and metal oxide nanostructures exhibit a great variety of functional properties which make them ideal for applications in solar cells, gas sensors, optoelectronic devices, passive optics, catalysis, corrosion ...
Maria Luisa Grilli
doaj   +1 more source

Non-Hermitian gauged topological laser arrays

open access: yes, 2018
Stable and phase-locked emission in an extended topological supermode of coupled laser arrays, based on concepts of non-Hermitian and topological photonics, is theoretically suggested.
Longhi, Stefano
core   +1 more source

Less-conventional low-consumption galvanic separated MOSFET-IGBT gate drive supply [PDF]

open access: yes, 2017
A simple half-bridge, galvanic separated power supply which can be short circuit proof is proposed for gate driver local supplies. The supply is made while hacking a common mode type filter as a transformer, as the transformer shows a good insulation, it
Bikorimana, Jean Marie Vianney   +1 more
core   +3 more sources

Composition and Resulting Band Alignment at the TiO2/InP Heterointerface: A Fundamental Study Combining Photoemission Spectroscopy and Theory

open access: yesAdvanced Functional Materials, EarlyView.
The chemical composition and band alignment are systematically investigated at the TiO2/InP heterointerface. Thin TiO2 films are deposited by ALD on atomically ordered, P‐terminated p‐InP(100). By combining UPS, XPS, and ab initio molecular dynamics, the atomistic structure and electronic alignment are revealed.
Mohammad Amin Zare Pour   +11 more
wiley   +1 more source

Research on Safety Design Technology of High-power Lithium Ion Traction Battery System for Locomotive and EMU

open access: yes机车电传动, 2020
The application characteristics of lithium-ion power battery systems in the field of rail transit was introduced. The safety principles and requirements of high-power lithium-ion power batteries in locomotives and EMU were briefly introduced.
Changfu PENG, Pinghua WANG, Guofu HE
doaj  

THE ANALYSIS OF FIRE ENGINEERING AND ADMINISTRATIVE CONTROL AT BUILDING X UNIVERSITY Y YEAR 2018

open access: yesThe Indonesian Journal of Occupational Safety and Health, 2019
Jakarta Provincial Fire and Rescue Agency mentioned that the capital approximately has 900 high building, however only 20 % of them possessed adequate safety precaution.
Fandita Tonyka Maharani   +2 more
doaj   +1 more source

Advanced Flame Retardant Strategies and Fire Performance Assessment for Safer Photovoltaics in Buildings: A Two‐Part Review

open access: yesAdvanced Functional Materials, EarlyView.
The integration of photovoltaic (PV) systems into building structures introduces distinct fire risks with critical implications for occupant safety. This review examines the key fire hazards associated with PV implementation and explores mitigation strategies, including flame‐retardant additives.
Florian Ollagnon   +7 more
wiley   +1 more source

Aeronautical Magnetic Torque Limiter for Passive Protection against Overloads

open access: yesMachines, 2016
Actual aerospace and defense technologies present multiple limitations that need to be overcome in order to evolve to less contaminating and more efficient aircraft solutions. Contactless technologies come with essential advantages such as the absence of
Cristian Cristache   +4 more
doaj   +1 more source

Vehicle recognition analysis in LTE based forward scattering radar [PDF]

open access: yes, 2016
By integrating the forward scattering radar (FSR) mode in passive radar can provide many advantages to the conventional passive radar system. The system can benefit from the enhancement in radar cross section (RCS), the low cost and the simple receiver ...
Abdul Aziz, Noor Hafizah   +3 more
core   +1 more source

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