Results 11 to 20 of about 308,277 (215)

Development and in vivo evaluation of intranasal formulations of parathyroid hormone (1-34)

open access: yesDrug Delivery, 2021
For efficient intranasal transport of parathyroid hormone (1-34) [PTH(1-34)], there is a great medical need to investigate permeation enhancers for intranasal formulations. In this study, the development of PTH(1-34) intranasal formulations was conducted.
Dan Wang   +11 more
doaj   +1 more source

Countermeasures

open access: yes, 2013
As used in modern practice, judicial decisions, and literature, the term “countermeasures” covers the main part of the classical subject of “reprisals,” to which the first monographs of international law were devoted in the 14th century (B. de Sassoferrato and G. de Legnano).
Keijo Haataja   +3 more
  +7 more sources

Model-Based Mitigation of Availability Risks [PDF]

open access: yes, 2007
The assessment and mitigation of risks related to the availability of the IT infrastructure is becoming increasingly important in modern organizations. Unfortunately, present standards for Risk Assessment and Mitigation show limitations when evaluating ...
Bolzoni, Damiano   +3 more
core   +12 more sources

Blind Separation Algorithm for Underdetermined Variable Speed Frequency Hopping Signals Based on Improved Time Frequency Detection [PDF]

open access: yesJisuanji gongcheng, 2020
The characteristics of high hop rate and variable hop speed of Variable Speed Frequency Hopping(VSFH) signals make the separation of source signals more difficult.Existing underdetermined blind source separation algorithms based on Sparse Component ...
WANG Miao, CAI Xiaoxia, LEI Yingke
doaj   +1 more source

IRelNet: An Improved Relation Network for Few-Shot Radar Emitter Identification

open access: yesDrones, 2023
In future electronic warfare (EW), there will be many unmanned aerial vehicles (UAVs) equipped with electronic support measure (ESM) systems, which will often encounter the challenge of radar emitter identification (REI) with few labeled samples.
Zilong Wu, Meng Du, Daping Bi, Jifei Pan
doaj   +1 more source

Poly(lactic-co-glycolic acid) microsphere production based on quality by design: a review

open access: yesDrug Delivery, 2021
Poly(lactic-co-glycolic acid) (PLGA) has garnered increasing attention as a candidate drug delivery polymer owing to its favorable properties, including its excellent biocompatibility, biodegradability, non-toxicity, non-immunogenicity, and mechanical ...
Yabing Hua   +7 more
doaj   +1 more source

Downregulation of CDK5 signaling in the dorsal striatum alters striatal microcircuits implicating the association of pathologies with circadian behavior in mice

open access: yesMolecular Brain, 2022
Dysfunction of striatal dopaminergic circuits has been implicated in motor impairment and Parkinson’s disease (PD)-related circadian perturbations that may represent an early prodromal marker of PD.
Hu Zhou   +6 more
doaj   +1 more source

Extraction method of wide-band phased array radar signals based on pulse amplitude characteristic

open access: yesThe Journal of Engineering, 2019
Wide-band phased array radar is the primary focus in electronic countermeasure reconnaissance, and prior extraction of such radar signals in the interleaved pulse data intercepted by the receiver has important military significance.
Meng Xianghao, An Yongwang, Li Pengyong
doaj   +1 more source

Structure-guided affinity maturation of a novel human antibody targeting the SARS-CoV-2 nucleocapsid protein

open access: yesScientific Reports, 2022
The continuous mutation of SARS-CoV-2 has presented enormous challenges to global pandemic prevention and control. Recent studies have shown evidence that the genome sequence of SARS-CoV-2 nucleocapsid proteins is relatively conserved, and their ...
Zhihong Wang   +6 more
doaj   +1 more source

A high‐precision frequency estimation algorithm based on multi‐segment signal fusion

open access: yesIET Radar, Sonar & Navigation, 2023
As the current multi‐segment signal fusion algorithms cannot meet the requirement of high‐precision frequency estimation at different signal‐to‐noise ratios (SNRs), an adaptive fusion algorithm is proposed in this paper.
Kang Liu   +6 more
doaj   +1 more source

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