Results 11 to 20 of about 22,314 (220)

Engineering the Crack Structure and Fracture Behavior in Monolayer MoS2 By Selective Creation of Point Defects. [PDF]

open access: yesAdv Sci (Weinh), 2022
Sulfur and MoSn point defects are selectively created in various densities on suspended monolayer MoS2 using helium‐ and gallium‐ion‐beam lithography, subsequently followed by AFM nanoindentation test. Atomic scale imaging revels that different point defects lead to distinct fracture structures and mechanical characteristics.
Wang G   +6 more
europepmc   +2 more sources

Moving beyond disclosure: Stages of care in preclinical Alzheimer's disease biomarker testing. [PDF]

open access: yesAlzheimers Dement, 2022
Abstract Alzheimer's disease (AD) begins with an asymptomatic “preclinical” phase, in which abnormal biomarkers indicate risk for developing cognitive impairment. Biomarker information is increasingly being disclosed in research settings, and is moving toward clinical settings with the development of cheaper and non‐invasive testing.
Ketchum FB   +7 more
europepmc   +2 more sources

Emotional response to amyloid beta status disclosure among research participants at high dementia risk. [PDF]

open access: yesAlzheimers Dement
Abstract INTRODUCTION Amyloid beta (Aβ) can be detected in vivo years before Alzheimer's disease (AD) symptom onset and, according to recent criteria, is sufficient for a biological diagnosis. This study evaluates emotional responses to Aβ status disclosure in cognitively normal individuals.
Golan Shekhtman S   +15 more
europepmc   +2 more sources

Sub-3 nm Intermetallic Ordered Pt3In Clusters for Oxygen Reduction Reaction. [PDF]

open access: yesAdv Sci (Weinh), 2020
An ordered Pt3In/C catalyst with a minimum ordered size of 1 nm and an average size of 1.9 nm is synthesized with a facile method that can be easily scaled up. The product exhibits a high mass activity that is 4.1 times the corresponding value of the Pt/C catalyst, but costs only 1/4 of its price.
Wang Q   +7 more
europepmc   +2 more sources

Trudna droga do Europy przez program Sokrates-Erasmus [PDF]

open access: yesNauka i Szkolnictwo Wyższe, 2016
W artykule przedstawiono założenia oraz jedną z przesłanek reformy dydaktyki, związanej z wprowadzaniem punktowego systemu zaliczania zajęć: podstawowym wymaganiem stawianym uczelniom ubiegającym się o uczestnictwo w programie Unii Europejskiej Sokrates ...
Zuzanna Toeplitz
doaj   +2 more sources

Impact of sharing Alzheimer's disease biomarkers with individuals without dementia: A systematic review and meta‐analysis of empirical data

open access: yesAlzheimer's &Dementia, Volume 19, Issue 12, Page 5773-5794, December 2023., 2023
Abstract Introduction We conducted a systematic literature review and meta‐analysis of empirical evidence on expected and experienced implications of sharing Alzheimer's disease (AD) biomarker results with individuals without dementia. Methods PubMed, Embase, APA PsycInfo, and Web of Science Core Collection were searched according to Preferred ...
Jetske van der Schaar   +8 more
wiley   +1 more source

Direct Visualization of Localized Vibrations at Complex Grain Boundaries

open access: yesAdvanced Materials, Volume 35, Issue 13, March 29, 2023., 2023
Localized measurements of vibrations in the dislocation cores of a complex grain boundary are correlated with structure and nonstoichiometry using monochromated electron energy‐loss spectroscopy in a scanning transmission electron microscope. The experimental results are correlated with density functional theory calculations to understand the atomistic
Eric R. Hoglund   +9 more
wiley   +1 more source

Reasons for undergoing amyloid imaging among cognitively unimpaired older adults

open access: yesAnnals of Clinical and Translational Neurology, Volume 8, Issue 8, Page 1646-1655, August 2021., 2021
Abstract Objectives Preclinical Alzheimer’s disease (AD) clinical trials screen cognitively unimpaired older adults for biomarker criteria and disclose their results. We examined whether participants in the Anti‐Amyloid Treatment in Asymptomatic Alzheimer’s disease Study with “elevated” and “not elevated” amyloid differed in scores on the “Views and ...
Mary M. Ryan   +2 more
wiley   +1 more source

MÜSSIGGANG IST ALLER LASTER ANFANG? LITERARISCHE UND FILMISCHE TYPEN DER VERWEIGERUNG IM MILIEU DER DEUTSCHEN GEGENKULTUR DER 1960ER/70ER JAHRE

open access: yesGerman Life and Letters, Volume 74, Issue 1, Page 109-129, January 2021., 2021
Abstract The article focuses on specific forms, characters and types of ‘primary rejection’ or refusal that emerged in German subculture and deviant counterculture in the 1960s and 1970s, rejecting the cultural norms of mainstream society. Beginning with socially distinctive figures such as the layabout and the commune‐dweller, the article examines ...
Sara Bangert
wiley   +1 more source

"[D]ie Verwirrung des Bewusstseins in sich" - Sokrates und die Geschichte der Pädagogik [PDF]

open access: yes, 2005
Die deutschen Geschichtsbücher der Pädagogik der letzten hundert Jahre wählen bei der Sokrates-Darstellung Platon als Gewährsmann und schaffen es ohne Schwierigkeiten, Sokrates\u27 von Platons \u27Philosophie zu unterscheiden.
Bühler, Patrick
core   +1 more source

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