Results 81 to 90 of about 3,485,775 (374)

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

D-Brane Dynamics in Dp-Brane Background

open access: yes, 2004
By using Dirac-Born-Infeld action we study the real time dynamics of D-branes in the vicinity of a stack of Dp-branes where the role of the tachyon of the open string models is played by the radial mode on the D-branes.
Bergshoeff   +37 more
core   +1 more source

Enantioselective Growth of Chiral Serine‐Induced β‐Ag2Se Crystals from an Organoselenium Compound

open access: yesAdvanced Functional Materials, EarlyView.
Chiral amino acids direct the enantioselective crystallization of β‐Ag2Se nanocrystals from an organoselenium precursor. L‐ and D‐serine induce distinct morphologies and opposite homochiral adsorption preferences, transferring molecular handedness into the inorganic lattice.
Matan Oliel   +5 more
wiley   +1 more source

Le sens dans Du sens [PDF]

open access: yesProtée, 2007
Les deux expressions figuratives « écran de fumée » et « morsure sur le réel » résument la double orientation générale de la théorie sémiotique exposée dans Du sens, avec la tension qu’elle manifeste. Elles anticipent les recherches actuelles des sémioticiens (concurrence entre principe d’immanence et principe de réalité, intensification de la ...
openaire   +2 more sources

Duality Symmetry in the Schwarz-Sen Model

open access: yes, 1997
The continuous extension of the discrete duality symmetry of the Schwarz-Sen model is studied. The corresponding infinitesimal generator $Q$ turns out to be local, gauge invariant and metric independent.
A. J. da Silva   +13 more
core   +1 more source

Experience with statically-generated proxies for facilitating Java runtime specialisation [PDF]

open access: yes, 2002
Issues pertaining to mechanisms which can be used to change the behaviour of Java classes at runtime are discussed. The proxy mechanism is compared to, and contrasted with other standard approaches to this problem.
Chiba   +15 more
core   +1 more source

Microneedle‐Based Biofertilizer Delivery Improves Plant Growth Through Microbiome Engineering

open access: yesAdvanced Functional Materials, EarlyView.
This figure shows how microneedles are used to deliver biofertilizers to enhance plant growth through microbial migration, metabolic reprogramming, and changes in plant endogenous microbiome. Abstract This study presents a microneedle‐based system for the delivery of rhizospheric biofertilizers into plant tissues to enhance growth.
Zhicheng Le   +14 more
wiley   +1 more source

Submerge entry Nozzles based on alumo-graphite refractory material in the process of continuous steel casting

open access: yesZaštita Materijala, 2017
Submerge entry Nozzles are parts made of refractory material and are utilized for steel casting in the continuous casting process. Steel is cast from the tundish into the crystallizer through the Submerge entry Nozzle (SEN).
Snežana Dević, Mira Cocić
doaj   +1 more source

Secure and Energy-Efficient Data Aggregation in Wireless Sensor Networks

open access: yes, 2012
Data aggregation in intermediate nodes (called aggregator nodes) is an effective approach for optimizing consumption of scarce resources like bandwidth and energy in Wireless Sensor Networks (WSNs).
Sen, Jaydip
core   +1 more source

Stretching the Horizon of a Higher Dimensional Small Black Hole [PDF]

open access: yes, 2005
There is a general scaling argument that shows that the entropy of a small black hole, representing a half-BPS excitation of an elementary heterotic string in any dimension, agrees with the statistical entropy up to an overall numerical factor.
Sen, Ashoke
core   +2 more sources

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