Results 61 to 70 of about 1,208,254 (376)

CleAir Monitoring System for Particulate Matter: A Case in the Napoleonic Museum in Rome

open access: yesSensors, 2017
Monitoring the air particulate concentration both outdoors and indoors is becoming a more relevant issue in the past few decades. An innovative, fully automatic, monitoring system called CleAir is presented.
Eugenio Fazio   +5 more
doaj   +1 more source

Kirkpatrick Baez X-ray optics for astrophysics: Recent status [PDF]

open access: yes, 2018
X-ray optics in Kirkpatrick Baez arrangement represent promising alternative to Wolter optics in common use. We present briefly recent status of design, developments, and tests of this kind of X–ray optics including Kirkpatrick Baez module developed and ...
Hudec R.   +5 more
core  

The relationship between the Wigner-Weyl kinetic formalism and the complex geometrical optics method

open access: yes, 2005
The relationship between two different asymptotic techniques developed in order to describe the propagation of waves beyond the standard geometrical optics approximation, namely, the Wigner-Weyl kinetic formalism and the complex geometrical optics method,
Duistermaat J. J.   +8 more
core   +2 more sources

Advances in the design and manufacturing of novel freeform optics

open access: yesInternational Journal of Extreme Manufacturing, 2022
Freeform optics has become the most prominent element of the optics industry. Advanced freeform optical designs supplementary to ultra-precision manufacturing and metrology techniques have upgraded the lifestyle, thinking, and observing power of existing
Sumit Kumar, Z. Tong, X. Jiang
semanticscholar   +1 more source

Interaction vesicles as emerging mediators of host‐pathogen molecular crosstalk and their implications for infection dynamics

open access: yesFEBS Letters, EarlyView.
Interaction extracellular vesicles (iEVs) are hybrid vesicles formed through host‐pathogen communication. They facilitate immune evasion, transfer pathogens' molecules, increase host cell uptake, and enhance virulence. This Perspective article illustrates the multifunctional roles of iEVs and highlights their emerging relevance in infection dynamics ...
Bruna Sabatke   +2 more
wiley   +1 more source

Development of Piezoelectrically Driven Quasi-Static 2D MEMS Mirrors with Extremely Large FoV for Scanning LiDARs

open access: yesProceedings
In this paper, a piezoelectrically driven quasi-static MEMS mirror is developed for a scanning LiDAR system. Finite element method (FEM) simulations are used to optimize the design of the MEMS scanner.
Paul Raschdorf   +7 more
doaj   +1 more source

Lobster Eye X-ray optics for astrophysics: Recent status [PDF]

open access: yes, 2018
X-ray optics in Lobster Eye arrangement represent promising complementary device to narrow field X-ray optics in common use. We present briefly recent status of design, developments, and tests of X-ray optics including Lobster Eye modules developed and ...
Hudec R.   +5 more
core  

Sky coverage modeling for the whole sky for laser guide star multiconjugate adaptive optics [PDF]

open access: yes, 2012
The scientific productivity of laser guide star adaptive optics systems strongly depends on the sky coverage, which describes the probability of finding natural guide stars for the tip/tilt wavefront sensor(s) to achieve a certain performance.
Andersen, David   +2 more
core   +1 more source

B cell mechanobiology in health and disease: emerging techniques and insights into therapeutic responses

open access: yesFEBS Letters, EarlyView.
B cells sense external mechanical forces and convert them into biochemical signals through mechanotransduction. Understanding how malignant B cells respond to physical stimuli represents a groundbreaking area of research. This review examines the key mechano‐related molecules and pathways in B lymphocytes, highlights the most relevant techniques to ...
Marta Sampietro   +2 more
wiley   +1 more source

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