Results 51 to 60 of about 4,638,265 (340)

Multi‐Pathway Upconversion Emission in Symmetry‐Broken Nanocavities: Broadband Multiresonant Enhancement and Anti‐Correlated Interfacial Sensitivity

open access: yesAdvanced Functional Materials, EarlyView.
Symmetry‐broken plasmonic nanoantenna arrays achieve broadband multiresonant enhancement of second harmonic generation (SHG), third harmonic generation (THG), and upconversion photoluminescence (UCPL), under femtosecond laser excitation across the near‐infrared range (1000–1600 nm).
Elieser Mejia   +9 more
wiley   +1 more source

Effect of selected formal and legal factors on the quality of life of individuals with limited mobility. Study findings

open access: yesJournal of Modern Science
Objectives Within the framework of the research project entitled “Usefulness of a robotic companion in light of determinants affecting the quality of life of persons with limited mobility”, a survey was conducted among a group of 1,064 respondents aged ...
Katarzyna Jaworska   +2 more
doaj   +1 more source

Discovery of an Intrinsic Antiferromagnetic Semiconductor EuSc2Te4 With Magnetism‐Driven Nonlinear Transport

open access: yesAdvanced Functional Materials, EarlyView.
EuSc₂Te₄, an antiferromagnetic semiconductor, exhibits a nonlinear Hall effect (NLHE) characterized by quadratic current–voltage behavior. Combined experimental and theoretical studies reveal that this NLHE is linked to its antiferromagnetism and involves contributions from the quantum metric.
Seng Huat Lee   +15 more
wiley   +1 more source

Highly Efficient 3D‐Printed PVDF‐Based Triboelectric Nanogenerators Featuring Polymorphic Perovskite Nanofillers

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates the use of a low‐cost 3D printing technique to prepare a large‐area PVDF‐FAPbI3 composite dielectric film for flexible TENG application. The δ→α phase transformation of the FAPbI3 nanofillers has significantly improved the β‐phase content, morphology, and dielectric properties of the PVDF film.
Nurfatin Hafizah Zain Karimy   +7 more
wiley   +1 more source

“Acquis communautaire” and the National Legal Practice (With Respect to the “Ad Hoc Competitor”)

open access: yesČasopis pro Právní Vědu a Praxi, 2008
The winged expression “acquis communautaire” does not refer only to the facts that the individual EU member states apply the immediately effective norms of Community law, that the European directives are properly transposed, and that the decision-making ...
Petr Hajn
doaj  

The darkness of reacculturation: examining factors influencing depression among Chinese international student returnees in the post-COVID-19 era

open access: yesFrontiers in Psychology
IntroductionIn the aftermath of the COVID-19 pandemic, the reintegration of Chinese international student returnees intersects with China’s critical effort to combat a significant brain drain of highly skilled talents, highlighting an unprecedented ...
Ruining Jin   +3 more
doaj   +1 more source

Reflecting on the corporate opportunity rule in company law through a jurisprudential review of Modise v Tladi Holdings (Pty) Ltd 2020 4 All SA 670 (SCA)

open access: yesDe Jure, 2023
Directors’ fiduciary duties form part of foundational principles in corporate law. This concept has its foundations in the law of agency. Prior to the Companies Act 71 of 2008 (the Companies Act), fiduciary duties were governed under common law, however,
Justice Mudzamiri
doaj  

H2O2‐Generating Advanced Nanomaterials for Cancer Treatment

open access: yesAdvanced Functional Materials, EarlyView.
H2O2‐generating nanoplatforms can exploit tumor redox imbalance for O2 and toxic reactive oxygen species generation, leading to hypoxia reversal, and apoptosis of cancer cells, respectively. This review highlights the mechanisms of these nanoplatforms, including exogenous H₂O₂ delivery, endogenous amplification, and metal peroxides, which leads to ...
Kiyan Musaie   +8 more
wiley   +1 more source

Predatory pricing

open access: yesČasopis pro Právní Vědu a Praxi, 2008
The price naturally reflects not just the amount of work vested into the goods but it is affected also by a number of other immaterial circumstances (fashion, consumer preferences, branded and unbranded goods, effects of promotion, marketing and ...
Josef Bejček
doaj  

ESG practices, mineral resources exploitation and value creation: insights from Chinese mining companies’ digital transformation

open access: yesFrontiers in Environmental Science
IntroductionIn the dynamic landscape of digital technologies, the crucial role of digital transformation in enhancing ESG (Environmental, Social, and Governance) performance, especially concerning the utilization of mineral and fossil fuel resources, has
Ying-Chieh Lin   +2 more
doaj   +1 more source

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