Results 81 to 90 of about 2,210,716 (290)

Disease Course After Anti‐CD20 Discontinuation in Secondary Progressive Multiple Sclerosis—A Multicenter Long‐Term Longitudinal Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To describe long‐term outcomes after anti‐CD20 discontinuation in selected patients with secondary progressive multiple sclerosis (SPMS) who remained without subsequent disease‐modifying therapy (DMT). Methods We retrospectively analyzed data from four centers in Austria and Switzerland.
Ferdinand Otto   +12 more
wiley   +1 more source

A Two‐Stage Plasma Biomarker Algorithm Reduces Amyloid PET Use and the p‐Tau217 Gray Zone

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Plasma p‐Tau217 leaves 30%–50% of patients in an indeterminate “gray zone” often requiring Aβ‐PET. We developed GRAD (Gatekeeper‐Reflex for Alzheimer's Disease), a two‐stage Aβ‐positivity prediction model to improve classification while reserving Aβ‐PET for residual uncertainty.
Harthik Parankusham   +7 more
wiley   +1 more source

A Practical Controller-Aware LDC Parameter Design Method for SVRs Considering Bidirectional Power Flow

open access: yesEnergies
The increasing penetration of distributed energy resources (DERs), particularly photovoltaic (PV) ones, has introduced significant challenges in distribution system voltage regulation due to bidirectional power flows and rapid voltage fluctuations ...
Yon-Hum Choi   +3 more
doaj   +1 more source

Synthesis, Characterization and Fabrication of Graphene/Boron Nitride Nanosheets Heterostructure Tunneling Devices

open access: yesNanomaterials, 2019
Various types of 2D/2D prototype devices based on graphene (G) and boron nitride nanosheets (BNNS) were fabricated to study the charge tunneling phenomenon pertinent to vertical transistors for digital and high frequency electronics. Specifically, G/BNNS/
Muhammad Sajjad   +8 more
doaj   +1 more source

ANALISIS PERBAIKAN JATUH TEGANGAN (VOLTAGE DROP) PADA PENYULANG LUBUK JAMBI DI AREA PELAYANAN PT. PLN (PERSERO) ULP TALUK KUANTAN [PDF]

open access: yes, 2021
ARSUYONO, (2021) : ANALISIS PERBAIKAN JATUH TEGANGAN (VOLTAGE DROP) PADA PENYULANG LUBUK JAMBI DI AREA PELAYANAN PT. PLN (PERSERO) ULP TALUK KUANTAN Besarnya kebutuhan dan permintaan akan energi listrik yang terus menerus meningkat, namun tidak ...
ARSUYONO, -
core  

Voltage-Driven Molecular Catalysis of Electrochemical Reactions

open access: yes, 2021
Heterogeneous electrocatalysis and molecular redox catalysis have developed over several decades as two distinct ways to facilitate charge-transfer processes essential for energy conversion and storage.
Koushik Barman   +11 more
core   +1 more source

Distinct Systemic Sclerosis Phenotypes Related to Ethnicity: An Opportunity to Personalize Care?

open access: yesArthritis Care &Research, EarlyView.
Objective The objective is to describe and compare demographic, clinical, and serological characteristics of patients with systemic sclerosis (SSc) according to ethnic background. Methods Participants enrolled in the Canadian Scleroderma Research Group cohort who self‐identified to a single ethnicity group were included.
Danick Goulet   +11 more
wiley   +1 more source

Integrated Amorphous Silicon p-i-n Temperature Sensor for CMOS Photonics

open access: yesSensors, 2016
Hydrogenated amorphous silicon (a-Si:H) shows interesting optoelectronic and technological properties that make it suitable for the fabrication of passive and active micro-photonic devices, compatible moreover with standard microelectronic devices on a ...
Sandro Rao   +2 more
doaj   +1 more source

Entropy‐Driven Design of Low‐Melting‐Point Alloys via Compositionally Complex Strategy

open access: yesAdvanced Engineering Materials, EarlyView.
Conventional low‐melting‐point alloys (LMPAs) are limited by a narrow compositional space and inherent property trade‐offs. This review presents an entropy‐driven design strategy that overcomes these limitations, ushering in a new class of low‐melting‐point compositionally complex alloys (LMCCAs).
Yinghui Shang   +6 more
wiley   +1 more source

Microstructure‑Dependent Phase Transformations Under High‑Pressure Laser Heating in Additively Manufactured AlCrFe2Ni2

open access: yesAdvanced Engineering Materials, EarlyView.
Additively manufactured AlCrFe2Ni2 with contrasting BCC/B2‐dominant and lamellar FCC + BCC/B2 microstructures exhibits the same pressure‐induced BCC/B2 → HCP transformation. Under laser heating at high pressure, HCP is destabilized, and a cubic BCC/B2 + FCC assemblage is recovered, while the lower‐scan‐speed microstructure transforms at a lower ...
Raimundas Sereika   +5 more
wiley   +1 more source

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