Results 21 to 30 of about 17,208 (324)

Macular hole and serous pigment epithelial detachment in bilateral acquired vitelliform lesions

open access: yesAmerican Journal of Ophthalmology Case Reports, 2020
Purpose: Acquired vitelliform lesions (AVLs) are associated with age-related macular degeneration and other variable macular disorders. AVLs often lead to outer retinal atrophy, sometimes accompanying a macular hole and choroidal neovascularization.
Nana Yata   +4 more
doaj   +1 more source

VAT: The effectivity of electronic tax compliance in the face of the determinants of the tax gap

open access: yesRevista Contemporânea de Contabilidade, 2023
The quest to reduce the informational asymmetry between tax authorities and taxpayers, increasing tax compliance, was one of the main intentions with the implementation of SPED in Brazil. Thus, the need arose to understand its efficiency, as well as its
Luís Gustavo Chiarelli de Sousa   +1 more
doaj   +1 more source

Uncovering the Complexities of Coping: A Qualitative Study on the Challenges Faced by Special Education Teachers in the Sandwich Generation

open access: yesPhilippine Social Science Journal, 2023
This article explored the challenges encountered by Special Education (SPED) teachers who belong to the "sandwich generation," a group of middle-aged adults responsible for caring for their elderly parents and children while maintaining professional ...
Jefferson M. Cuadra
doaj   +1 more source

Silica extraction from rice husk: Comprehensive review and applications

open access: yesHybrid Advances, 2023
The use of low-cost, renewable or waste resources to create engineered silica particles is a valuable example of sustainability. Rice husks are renewable resources that can be used to create modified silica particles as well as biofuels.
P.U. Nzereogu   +4 more
doaj   +1 more source

Characterization and Hypoglycemic Activity of a Rhamnan-Type Sulfated Polysaccharide Derivative

open access: yesMarine Drugs, 2019
Polysaccharide chromium (III) derivatives are gaining increasing attention in improving type 2 diabetes. In this study, the sulfated polysaccharide from Enteromorpha prolifera (SPE) with 4.8 kDa was prepared by specific enzymatic hydrolysis. The obtained
Jie-Fen Cui   +5 more
doaj   +1 more source

Anode materials for lithium-ion batteries: A review

open access: yesApplied Surface Science Advances, 2022
The need for eco-friendly and portable energy sources for application in electrical, electronic, automobile and even aerospace industries has led to an ever-increasing research and innovation in lithium-ion battery technology.
P.U. Nzereogu   +4 more
doaj   +1 more source

PERCEPÇÃO DOS EMPRESÁRIOS SOBRE AS VANTAGENS E AS DESVANTAGENS DO SPED FISCAL: UM ESTUDO DE CASO NO MUNICÍPIO DE GUAPORÉ, RS

open access: yesRevista Gestão e Desenvolvimento, 2016
Objetivou-se, com este estudo, analisar as vantagens e as desvantagens da implantação do SPED Fiscal na percepção dos empresários de Guaporé, RS. Para tanto, neste estudo de caso, metodologicamente, realizou-se a coleta de dados por meio de entrevistas ...
Taliane Heming Backi   +3 more
doaj   +1 more source

A global transition to flash droughts under climate change

open access: yesScience, 2023
Flash droughts have occurred frequently worldwide, with a rapid onset that challenges drought monitoring and forecasting capabilities. However, there is no consensus on whether flash droughts have become the new normal because slow droughts may also ...
Xing Yuan   +5 more
semanticscholar   +1 more source

Advances in bioinspired superhydrophobic surface materials: A review on preparation, characterization and applications

open access: yesHybrid Advances, 2023
Superhydrophobic surfaces are surfaces which repel water at a certain contact angle (≥150°) and sliding angle (
Seyoum A. Getaneh   +4 more
doaj   +1 more source

Does the ‘more appropriate’ authority need to be independent? Rule of law implications for case referrals with respect of concentrations [PDF]

open access: yesYearbook of Antitrust and Regulatory Studies, 2022
In the recent Sped-Pro judgment, the General Court ruled that in order to guarantee effective judicial protection of the complainant, the Commission is obliged to examine the given national competition authority’s independence, and overall rule of law
Miłosz Malaga
doaj   +1 more source

Home - About - Disclaimer - Privacy