Results 81 to 90 of about 3,900,729 (372)

Prospects of Electric Field Control in Perpendicular Magnetic Tunnel Junctions and Emerging 2D Spintronics for Ultralow Energy Memory and Logic Devices

open access: yesAdvanced Functional Materials, EarlyView.
Electric control of magnetic tunnel junctions offers a path to drastically reduce the energy requirements of the device. Electric field control of magnetization can be realized in a multitude of ways. These mechanisms can be integrated into existing spintronic devices to further reduce the operational energy.
Will Echtenkamp   +7 more
wiley   +1 more source

Complex Cryptographic and User‐Centric Physically Unclonable Functions Enabled by Strain‐Sensitive Nanocrystals via Selective Ligand Exchange

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates electromechanical PUFs that improve on traditional electric PUFs. The electron transport materials are coated randomly through selective ligand exchange. It produces multiple keys and a key with motion dependent on percolation and strain, and approaches almost ideal inter‐ and intra‐hamming distances.
Seungshin Lim   +7 more
wiley   +1 more source

KEPUASAN MAHASISWA PENDIDIKAN MATEMATIKA DITINJAU DARI LAYANAN DOSEN PENASEHAT AKADEMIK

open access: yesAl Khawarizmi, 2019
Lecturer is educators who are under the auspices of higher education institutions. one of the duties of the lecturer is to guide and help develop the potential of students so they can complete their studies.
Raudhatul Husna   +2 more
doaj   +1 more source

Signs, figures and time: Cavaillès on "intuition" in mathematics

open access: yesTHEORIA, 2006
This paper is concerned with Cavaillès' account of "intuition" in mathematics. Cavaillès starts from Kant's theory of constructions in intuition and then relies on various remarks by Hilbert to apply it to modern mathematics.
openaire   +4 more sources

Pemahaman Siswa Tentang Equal Sign dalam Menyelesaikan Tugas Matematika [PDF]

open access: yes, 2018
[Title: The Students' Understanding of Equal Sign in Completing Mathematics Tasks]. This study aims to describe the student's understanding of the equal sign to solve mathematical tasks. This study was included in the qualitative descriptive study.
Sartati, S. B. (Setiawan)   +2 more
core  

Peptide Sequencing With Single Acid Resolution Using a Sub‐Nanometer Diameter Pore

open access: yesAdvanced Functional Materials, EarlyView.
To sequence a single molecule of Aβ1−42–sodium dodecyl sulfate (SDS), the aggregate is forced through a sub‐nanopore 0.4 nm in diameter spanning a 4.0 nm thick membrane. The figure is a visual molecular dynamics (VMD) snapshot depicting the translocation of Aβ1−42–SDS through the pore; only the peptide, the SDS, the Na+ (yellow/green) and Cl− (cyan ...
Apurba Paul   +8 more
wiley   +1 more source

Sign-changing solutions for some nonlinear problems with strong resonance

open access: yesBoundary Value Problems, 2011
By means of critical point and index theories, we obtain the existence and multiplicity of sign-changing solutions for some elliptic problems with strong resonance at infinity, under weaker conditions.
Qian Aixia
doaj  

Blending of Conceptual Physics and Mathematical Signs

open access: yes, 2019
Preliminary portions of some of this analysis appeared in ICLS 2018; submitted to ...
Huynh, Tra, Sayre, Eleanor C
openaire   +2 more sources

Students’ Early Grade Understanding of the Equal Sign and Non-standard Equations in Jordan and India

open access: yesInternational Journal of Research in Education and Science, 2018
Many students around the world are exposed to a rote teaching style in mathematics that emphasizes memorization of procedures. Students are frequently presented with standard types of equations in their textbooks, in which the equal sign is immediately ...
Melinda S. Eichhorn   +2 more
semanticscholar   +1 more source

Golden‐Ratio–Guided Aperiodic Architected Metamaterials with Simultaneously Enhanced Strength and Toughness

open access: yesAdvanced Functional Materials, EarlyView.
Guided by the golden ratio, a class of aperiodic architected metamaterials is introduced to address the intrinsic trade‐off between strength and toughness. By unifying local geometric heterogeneity with global order, the golden‐ratio‐guided aperiodic architecture promotes spatial delocalization of damage tolerence regions, leading to more tortuous ...
Junjie Deng   +9 more
wiley   +1 more source

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