Results 71 to 80 of about 13,016,053 (384)

Jump-Robust Realized-GARCH-MIDAS-X Estimators for Bitcoin and Ethereum Volatility Indices

open access: yesStats, 2023
In this paper, we conducted an empirical investigation of the realized volatility of cryptocurrencies using an econometric approach. This work’s two main characteristics are: (i) the realized volatility to be forecast filters jumps, and (ii) the benefit ...
Julien Chevallier, Bilel Sanhaji
doaj   +1 more source

Scalability of Atomic-Thin-Body (ATB) Transistors Based on Graphene Nanoribbons

open access: yes, 2010
A general solution for the electrostatic potential in an atomic-thin-body (ATB) field-effect transistor geometry is presented. The effective electrostatic scaling length, {\lambda}eff, is extracted from the analytical model, which cannot be approximated ...
Koester, Steven J.   +4 more
core   +1 more source

Stereotactic Body Radiation Therapy for Pediatric, Adolescent, and Young Adult Patients With Osteosarcoma: Local Control Outcomes With Dosimetric Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background/Objectives Osteosarcoma is a radioresistant tumor that may benefit from stereotactic body radiation therapy (SBRT) for locoregional control in metastatic/recurrent disease. We report institutional practice patterns, outcomes, toxicity, and failures in osteosarcoma patients treated with SBRT.
Jenna Kocsis   +13 more
wiley   +1 more source

Reduction of parasitic reaction in high-temperature AlN growth by jet stream gas flow metal–organic vapor phase epitaxy

open access: yesScientific Reports, 2022
AlGaN-based deep ultraviolet light-emitting diodes (LEDs) have a wide range of applications such as medical diagnostics, gas sensing, and water sterilization.
Kentaro Nagamatsu   +6 more
doaj   +1 more source

Tracking ‘Pure’ Systematic Risk with Realized Betas for Bitcoin and Ethereum

open access: yesEconometrics, 2023
Using the capital asset pricing model, this article critically assesses the relative importance of computing ‘realized’ betas from high-frequency returns for Bitcoin and Ethereum—the two major cryptocurrencies—against their classic counterparts using the
Bilel Sanhaji, Julien Chevallier
doaj   +1 more source

Flicker Noise in Bilayer Graphene Transistors

open access: yes, 2008
We present the results of the experimental investigation of the low - frequency noise in bilayer graphene transistors. The back - gated devices were fabricated using the electron beam lithography and evaporation.
Balandin, A. A.   +6 more
core   +1 more source

Cerebrospinal Fluid Liquid Biopsy Enables Targeted Therapy Without Tissue Diagnosis in Pediatric Low‐Grade Gliomas With BRAF V600E Mutation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT We present two pediatric cases of pediatric low‐grade gliomas (PLGG) with BRAF V600E mutations diagnosed and monitored using cerebrospinal fluid (CSF) liquid biopsy analyzed via digital droplet PCR (ddPCR), without tissue biopsy. Both patients were treated with dabrafenib and trametinib and monitored through clinical assessments, magnetic ...
Hannah Sultan   +5 more
wiley   +1 more source

Elastin is responsible for the rigidity of the ligament under shear and rotational stress: a mathematical simulation study

open access: yesJournal of Orthopaedic Surgery and Research, 2023
Background An accurate understanding of the mechanical response of ligaments is important for preventing their damage and rupture. To date, ligament mechanical responses are being primarily evaluated using simulations.
Yuki Naya, Hiroki Takanari
doaj   +1 more source

Inclusion of an Introduction to Infrastructure Course in a Civil and Environmental Engineering Curriculum [PDF]

open access: yes, 2017
Civil infrastructure refers to the built environment (sometimes referred to as public works) and consists of roads, bridges, buildings, dams, levees, drinking water treatment facilities, wastewater treatment facilities, power generation and transmission ...
Behzad, Esmaeili   +5 more
core   +1 more source

On the possibility of tunable-gap bilayer graphene FET

open access: yes, 2008
We explore the device potential of tunable-gap bilayer graphene FET exploiting the possibility of opening a bandgap in bilayer graphene by applying a vertical electric field via independent gate operation.
Fiori, G., Iannaccone, G.
core   +1 more source

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