Results 21 to 30 of about 23,928,830 (244)

Comparative analysis of asbestos body and fiber content in formalin-fixed vs. paraffin-embedded lung tissue

open access: yesFrontiers in Public Health
IntroductionAsbestos body and fiber burdens may be determined using different preparations of lung tissue. Paraffin-embedded tissue requires more complex steps than formalin-fixed tissue.
Barbara K. Kuhn   +5 more
doaj   +1 more source

Four simplified gradient elasticity models for the simulation of dispersive wave propagation [PDF]

open access: yes, 2008
Gradient elasticity theories can be used to simulate dispersive wave propagation as it occurs in heterogeneous materials. Compared to the second-order partial differential equations of classical elasticity, in its most general format gradient elasticity ...
Pichugin, AV   +7 more
core   +1 more source

Application of Geospatial Techniques for Groundwater Quality and Availability Assessment: A Case Study in Jaffna Peninsula, Sri Lanka

open access: yesISPRS International Journal of Geo-Information, 2018
Groundwater is one of the most important natural resources in the northern coastal belt of Sri Lanka, as there are no major water supply schemes or perennial rivers. Overexploitation, seawater intrusion and persistent pollution of this vital resource are
Kuddithamby Gunaalan   +7 more
doaj   +1 more source

Gradient higher integrability for degenerate parabolic double-phase systems [PDF]

open access: yes, 2023
We prove local higher integrability of the gradient of a weak solution to a degenerate parabolic double-phase system. This result comes with a reverse H\"older type estimate for the gradient.
Kinnunen, Juha   +7 more
core   +1 more source

Quantifying spatial patterns of urban building morphology in the China’s Guangdong-Hong Kong-Marco greater bay area

open access: yesInternational Journal of Digital Earth
Understanding the spatial patterns of urban building morphology is crucial for revealing the interplay between the built and social environments. Previous research has predominantly concentrated on the computation of building-level metrics which makes it
Bin Wu, Hailan Huang, Yu Wang
doaj   +1 more source

Diversity of Pinus pumila-dominated communities on the Kamchatka Peninsula

open access: yesMetsanduslikud Uurimused, 2021
On the Kamchatka Peninsula, Far East Russia, Pinus pumila-dominated communities occur from sea level up to 1200 m and geographically from the southern extremity of the peninsula up to the Kamchatka Isthmus and the Koryak Upland.
Paal Jaanus   +2 more
doaj   +1 more source

Comparative Drug Response Profiling in Neuroblastoma Cell Lines and Patient‐Derived Tumor Organoids

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT High‐risk neuroblastoma remains a leading cause of pediatric cancer mortality, and improved preclinical models are needed to guide therapeutic developments. We screened seven high‐risk neuroblastoma cell lines and three patient‐derived tumor organoids with 528 compounds alongside bone marrow controls, and compared them with external datasets ...
Krzysztof Wierbiłowicz   +12 more
wiley   +1 more source

Sentiment Gradient - Improving Sentiment Analysis with Entropy Increase

open access: yesInteligencia Artificial, 2023
Information sharing on the Web has also led to the rise and spread of fake news. Considering that fake information is generally written to trigger stronger feelings from the readers than simple facts, sentiment analysis has been widely used to detect ...
Fernando Cardoso Durier da Silva   +2 more
doaj   +3 more sources

Functional connectivity gradients of the insula in major depressive disorder

open access: yesFrontiers in Psychiatry
IntroductionThe insula, as a key component of the salience network, plays a crucial role in cognition, emotion regulation, and interoception. Functional abnormalities in the insula have been consistently reported in patients with major depressive ...
Birce Begum Burhanoglu   +6 more
doaj   +1 more source

Gradient flows for bounded linear evolution equations [PDF]

open access: yes, 2021
We study linear evolution equations in separable Hilbert spaces defined by a bounded linear operator. We answer the question which of these equations can be written as a gradient flow, namely those for which the operator is real diagonalisable. The proof
Schindler, Stefanie   +1 more
core   +1 more source

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