Results 51 to 60 of about 172,939 (309)

Highly Efficient and Environmentally Stable Radiative Cooling Fabric: Integrating Photoluminescence and Hierarchical Core–Shell Fibers

open access: yesAdvanced Science, EarlyView.
A scalable radiative cooling fabric engineered with a multi‐layer assembly core–shell structure and integrated photoluminescent materials is reported. The fabric exhibits remarkable environmental stability, including UV resistance, mechanical durability, hydrophobicity, stain resistance, thermal stability, and flame retardancy, demonstrating its ...
Hongtao Liu   +8 more
wiley   +1 more source

Role of institutions for effective telecommunications regulation: Palestine as a case study [PDF]

open access: yes
This paper investigates Palestine's institutional foundations in order to decide on the most appropriate telecommunications regulatory system. It is based on the work of Levy and Spiller's institutional endowment framework.
Dhaher, Omar
core  

Simultaneous Wastewater‐to‐Hydrogen Upgrading via Mechanically Driven Piezocatalysis Over Ag‐ZnO Nanorods

open access: yesAdvanced Science, EarlyView.
A piezocatalytic strategy enables simultaneous wastewater purification and hydrogen generation by harnessing mechanical energy. Complementary piezo‐induced charges are selectively directed toward oxidation and reduction pathways, achieving efficient pollutant degradation and continuous H2 evolution.
Yiqing Wei   +8 more
wiley   +1 more source

Telecommunications Reform and Performance – A Global View [PDF]

open access: yes
Telekommunikation, Regulierung, Reform, Welt, Telecommunications, Regulation, Reform ...
Ana Goicoechea   +2 more
core  

Flexible Unusual Ternary‐Component Graded‐Modulus Dielectric Films with High‐Density Capacitive Energy Storage

open access: yesAdvanced Science, EarlyView.
Hierarchical PP–LSR107–BaTiO3 nanocomposite films are fabricated by one‐step extrusion and stretching for roll‐to‐roll manufacture, combining high energy storage and processing flexibility. LSR107 surrounds BaTiO3‐rich regions, locating amorphous PP, decreasing defects, and introducing deep traps that homogenize the electric field and suppress charge ...
Yi Gao   +14 more
wiley   +1 more source

An assessment of user's awareness about Indian telecom industry and their assessment of affordability of telecom services in India [PDF]

open access: yesIndustrija, 2020
India announced its first National Telecom Policy in 1994 and since then its telecommunications Industry has witnessed tremendous growth. At a teledensity of 89.92% (TRAI 2019), it is the second largest telecom market in the world.
Pal Singh Netra   +2 more
doaj  

Access and Interconnection Pricing Issues in Telecommunications [PDF]

open access: yes
Telekommunikation, Regulierung, Preis, Telecommunications, Regulation ...
Ingo Vogelsang
core  

Low‐Power Control Of Resistance Switching Transitions in First‐Order Memristors

open access: yesAdvanced Electronic Materials, EarlyView.
Joule losses are a serious concern in modern integrated circuit design. In this regard, minimizing the energy necessary for programming memristors should be handled with care. This manuscript presents an optimal control framework, allowing to derive energy‐efficient programming voltage protocols for resistance switching devices. Following this approach,
Valeriy A. Slipko   +3 more
wiley   +1 more source

Regulation of Telecommunications: The Choice Between Market and Regulatory Failures

open access: yesRevista de Direito Setorial e Regulatório, 2018
Purpose – The paper examines the main regulatory frameworks of the telecommunications industry through the concept of market failure and analyses how and why the policy often leads to undesirable outcomes that might be considered as regulatory failure.
Dmitrii Trubnikov
doaj  

The Impact of Regulation on Competition in Telecommunications and Piped Gas

open access: yesThe African Journal of Information and Communication, 2015
This article examines the ex ante powers to regulate competition bestowed on the Independent Communications Authority of South Africa (ICASA) in terms of the Electronic Communications Act, Act No 36 of 2005 (ECA) and on the National Energy Regulator of ...
Lara Granville, Heather Irvine
doaj   +1 more source

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