Results 121 to 130 of about 242,024 (339)

The INSU and DMN network of ST radars [PDF]

open access: yes, 1986
Due to their capabilities of measuring wind profiles with good time and height resolution, Stratosphere-Troposphere (ST) are well adapted to carry out atmospheric research.
Baudin, F.   +5 more
core   +1 more source

Constraint of Lignin–Carbohydrate Complex Orchestrated on Polyphenol in Oil–Water Interface Targeting Ulcerative Colitis Therapy

open access: yesAdvanced Science, EarlyView.
This study constructed the W1/O/W2 emulsion–based targeted therapy delivery system for ulcerative colitis (UC) utilizing LCC as surfactant for the first time. This multifunctional emulsion offered certain therapeutic advantages for UC, including targeted colonic delivery of active compounds, synergistic modulation of gut microbiota through combined ...
Qian Wu   +9 more
wiley   +1 more source

Ultra-Wideband Transceiver MMIC Tuneable From 74.1 GHz to 147.8 GHz in SiGe Technology

open access: yesIEEE Journal of Microwaves
As the use of integrated radar sensors is becoming more common not only in traditional military and automotive but also in medical and industrial applications, the requirements for a radar sensor diversify.
Florian Vogelsang   +5 more
doaj   +1 more source

Surface currents in the Alderney Race from high-frequency radar measurements and three-dimensional modelling. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2020
Lopez G   +5 more
europepmc   +1 more source

Endometrial Epithelial Lactate Deficiency Drives CD8+ T‐Cells Dysregulation in Unexplained Recurrent Implantation Failure

open access: yesAdvanced Science, EarlyView.
Unexplained recurrent implantation failure (RIF) represents a significant clinical challenge. Our results demonstrate that reduced lactate production in the RIF endometrium impairs the suppression of cytotoxic CD8+ T‑cells, allowing their proliferation and thereby disrupting the local immune balance essential for successful embryo implantation.
Yuanlin He   +18 more
wiley   +1 more source

A Fully Integrated 0.48 THz FMCW Radar Sensor in a SiGe Technology

open access: yesIEEE Journal of Microwaves
The THz gap has been a significant research objective for photonics and electronics for decades. This work introduces a fully integrated frequency modulated continuous wave (FMCW) radar sensor with a center frequency of 0.48 THz, realized in a silicon ...
Florian Vogelsang   +6 more
doaj   +1 more source

Hierarchical Reconfigurable Metasurface Based on Scenario‐Guided Functional Modules and Programmable Core

open access: yesAdvanced Science, EarlyView.
This paper proposes a hierarchical reconfigurable metasurface architecture (HRMA) to achieve comprehensive electromagnetic parameter modulation and on‐demand polymorphic function switching. The reconfigurable metasurface is divided into a programmable core (PC) and scenario‐guided functional modules (FMs), exhibiting significant flexibility and ...
Lihao Zhu   +11 more
wiley   +1 more source

Multibeam single frequency synthetic aperture radar processor for imaging separate range swaths [PDF]

open access: yes
A method and apparatus are described for single frequency multibeam imaging of multiple strips of range swath at high range intervals for those applications where it is desirable to cover a range swath much greater than is possible for a given interpulse
Jain, A.
core   +1 more source

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