Results 121 to 130 of about 273,587 (307)

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Spatially Modulated Morphotropic Phase Boundaries in a Compressively Strained Multiferroic Thin Film

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT The coexisting rhombohedral‐like (R′, MA) and tetragonal‐like (T′, MC) monoclinic phases in compressively strained bismuth ferrite thin films exhibit exceptional piezoelectric and magnetic properties. While previous studies have largely focused on probing the morphotropic phase boundaries (MPBs) comprising ordered R′/T′ twins, their self ...
Ting‐Ran Liu   +7 more
wiley   +1 more source

THE EFFECTIVENESS OF FAN-N-PICK METHOD IN TEACHING READING COMPREHENSION VIEWED FROM STUDENTS’ SELF-CONFIDENCE [PDF]

open access: yes, 2012
The objective of the research are: (1) to prove whether or not fan-n-pick method is more effective than grammar translation method in teaching reading comprehension, (2) to prove whether or not students who have high self-confidence have better reading
, Sujoko, , Ngadiso, Kristiana, Vera
core  

Orbital Geometry‐Governed Response of Pressure‐Tunable Quantum Defects in hBN

open access: yesAdvanced Functional Materials, EarlyView.
Defects in hBN act as ultrasensitive quantum manometers when the energy of the intradefect optical transitions is modified by lattice compression. The orbital geometry of the electron wave functions governs how electron hopping and Coulomb interactions react uniquely to the reduction of the van der Waals gap and in‐plane compression, leading to robust ...
Magdalena Grzeszczyk   +6 more
wiley   +1 more source

ESTIMATING DETERMINANTS OF STUDENT EVALUATION SCORES TO IMPROVE TEACHING

open access: yes
Student evaluations are used for both formative and summative assessment of teachers. This paper provides a method to make more effective use of these student evaluations by individual teachers. Data on three years of evaluations in two courses were used
McCann, Laura M.J., Burton, Michael P.
core  

Chiral Phase Change Nanomaterials

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates reversible, non‐volatile phase transitions in chiral Ge2${\rm Ge}_2$Sb2${\rm Sb}_2$Te5${\rm Te}_5$ (GST) nanohelices for high‐speed optical modulation of chirality and dynamic control of the state of polarization (SOP). The chiral nanostructures are fabricated using a highly directional, wafer‐scale physical vapor deposition ...
Joshua A. Burrow   +11 more
wiley   +1 more source

Teaching in the block: perceptions from an agricultural education classroom

open access: yes, 2002
Plan BA relatively new initiative called block scheduling is being used in high schools all over the country. Several schools are investigating and adopting block schedules to replace traditional schedules.
Spoelstra, Elizabeth
core  

Evaluating Teaching Effectiveness of Medical Humanities in an Integrated Clerkship Program by a Novel Prospective Propensity Score Matching Framework. [PDF]

open access: yesInt J Environ Res Public Health, 2022
Chen CH   +11 more
europepmc   +1 more source

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