Results 191 to 200 of about 13,771,846 (304)

Hybrid Ferroelectric Tunnel Junctions with Intrinsic Nonlinearity and Self‐Rectification via Interfacial Reconstruction

open access: yesAdvanced Functional Materials, EarlyView.
Rapid thermal annealing reconstructs the BCFO/Nb:STO interface into an atomically thin reconstructed interfacial layer, which reshapes the tunneling barrier and converts a high‐TER ferroelectric tunnel junction into an intrinsically nonlinear, self‐rectifying device.
Hojin Lee   +21 more
wiley   +1 more source

Modelling Regulatory Change V's Volume of Trade Effects in HSIF and HSI Volatility: A Note [PDF]

open access: yes
In an earlier paper we adopted a Bi-variate BEKK-GARCH framework and employed a systematic approach to examine structural breaks in the Hang Seng Index and Index Futures market volatility.
Siu Pang Au-Yeung, Gerard Gannon
core  

Effect of trading volume activity and litigation risk on accounting conservatism

open access: yes
Ahmad Juanda   +3 more
openaire   +1 more source

Amphoteric Cu‐Doping Leading to High Thermoelectric Performance in p‐Type Bismuth Antimony Telluride

open access: yesAdvanced Functional Materials, EarlyView.
This study shows that Cu plays two opposite roles in p‐type Bi0.5Sb1.5Te3 depending on the processing route. Under thermodynamic‐equilibrium bulk‐synthesis, Cu mainly occupies cation sites, increases hole concentration, preserves mobility, and slightly reduces lattice heat transport. The best‐performing composition among the investigated series reaches
Moritz Thiem   +15 more
wiley   +1 more source

Capturing Common Components in High-Frequency Financial Time Series: A Multivariate Stochastic Multiplicative Error Model [PDF]

open access: yes
We introduce a multivariate multiplicative error model which is driven by componentspecific observation driven dynamics as well as a common latent autoregressive factor.
Nikolaus Hautsch
core  

Sacrificial‐Layer‐Assisted Heat‐Affected‐Zone Suppression in Laser Patterning of PET for High‐Performance Flexible Devices

open access: yesAdvanced Functional Materials, EarlyView.
A removable sacrificial polymer layer engineers the thermal boundary condition during nanosecond laser ablation of PET, suppressing heat‐affected‐zone formation without relying on costly ultrafast lasers. This strategy enables deep, high‐aspect‐ratio trenches with no detectable heat‐affected zone, templating silver‐filled mesh electrodes with record ...
Mehdi Zarei   +3 more
wiley   +1 more source

INTRODUCING THE MINI-FUTURES CONTRACT ON IBEX-35: IMPLICATIONS FOR PRICE DISCOVERY AND VOLATILITY TRANSMISSION [PDF]

open access: yes
In November 2001, the Spanish Official Exchange for Financial Futures and options launched the mini IBEX-35 futures contract. Following the seminal paper of Bessembider and Seguin (1992), this paper analyzes the effects of the introduction of the mini ...
Juan A. Lafuente, Manuel Illueca Muñoz
core  

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