Results 41 to 50 of about 113,481 (217)

The QCD corrections to scalar top pair production in photon-photon collisions [PDF]

open access: yes, 1997
The complete QCD corrections to the scalar top quark pair production via $\gamma \gamma$ fusion in parent $e^{+}e^{-}$ collider are calculated in the Supersymmetric Model. The various origins of corrections are discussed.
Arhrib   +34 more
core   +2 more sources

Estimation and rapid identification of later stages during embryonic development of the oviparous lizard Sceloporus aeneus (Squamata: Phrynosomatidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract Stages of embryonic development for reptiles have been presented in tables that may include all or part of embryonic development. When oviposition occurs in some lizards, embryos are already in the later stages of development; likewise, the size of the eggs increases as incubation time progresses.
Nivia Rocio Antonio‐Rubio   +3 more
wiley   +1 more source

Two‐Dimensional Piezoelectric Nanomaterials for Nanoelectronics and Energy Harvesting

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Two‐Dimensional Piezoelectric Nanomaterials from properties to applications. Smart materials, especially piezoelectric materials, have gained popularity over the last two decades. Two‐dimensional (2D) piezoelectric materials exhibit attributes including great flexibility, ease of workability, extensive surface area, and many active sites, indicating ...
Yujun Cao   +12 more
wiley   +1 more source

Final report on the evaluation of RRM/CRRM algorithms [PDF]

open access: yes, 2005
Deliverable public del projecte EVERESTThis deliverable provides a definition and a complete evaluation of the RRM/CRRM algorithms selected in D11 and D15, and evolved and refined on an iterative process.
Alayon Glasunov, Andrés   +9 more
core   +1 more source

Regulation of charge distribution for highly efficient colloidal quantum‐well light‐emitting diodes with deep‐red emissions

open access: yesInfoMat, EarlyView.
By using efficient core/shell colloidal quantum‐wells (CQWs) and an effective triple hole transport layer architecture, CQW light‐emitting diodes (CQW‐LEDs) with long‐wavelength emissions exhibit a record external quantum efficiency of 17.45%, a record luminance of 9335 cd m−2, extremely low efficiency roll‐off, ultra‐saturated emissions, and excellent
Wenhui Fang   +11 more
wiley   +1 more source

Identification of Ecological Risk “Source-Sink” Landscape Functions of Resource-Based Region: A Case Study in Liaoning Province, China

open access: yesLand, 2023
Ecological risk assessment plays an important role in ecosystem management and conservation. Conventional landscape-level assessment can only estimate the ecological risk level.
Shaoqing Wang   +4 more
doaj   +1 more source

Precautionary saving and precautionary wealth [PDF]

open access: yes, 2006
This is an entry for The New Palgrave Dictionary of Economics, 2nd Ed.
Carroll, Christopher D.   +1 more
core   +1 more source

Why Active Representation Varies: Cultural Stereotypes and Differential Treatment by Street‐Level Bureaucrats

open access: yesPublic Administration and Development, EarlyView.
ABSTRACT How do cultural stereotypes influence the likelihood that minority street‐level bureaucrats (SLBs) will actively represent marginalized subgroups within their ethnocultural community? While existing scholarship on representative bureaucracy has focused on the conditions under which minority SLBs engage in active representation, this study ...
Sohad Amaria, Einat Lavee, Nissim Cohen
wiley   +1 more source

Segmental Stabilization of Multilevel Noncontiguous Spinal Fracture

open access: yesJournal of Spinal Surgery, 2023
A multilevel noncontiguous spinal fracture (MNSF) is defined as a spinal injury at two or more levels separated by single or multiple normal vertebrae. We report a case of MNSF having D6, D11, and D12 fractures with AIS-ASIA B.
T. M. Suhruth Prasad, N. Nehal
doaj   +1 more source

Parametric Excitation of a Ferrimagnetic Sphere Resonator

open access: yesAdvanced Quantum Technologies, EarlyView.
The hypothesis that disentanglement spontaneously occurs in quantum systems is experimentally tested using a ferromagnetic resonator. Predictions derived from the hypothesis, and from an alternative theoretical model, are compared with the measured response of the resonator to an externally applied driving.
Eyal Buks
wiley   +1 more source

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