Results 91 to 100 of about 843 (194)

The effect of data sharing on supply chain risks: a quasi-natural experiment from China’s public data open platforms

open access: yesChina Journal of Accounting Research
Data represent a crucial production factor and information source for firms’ production scheduling and risk management. Exploiting China’s staggered establishment of public data open platforms (PDOPs), I sample Chinese A-share listed firms (2010–2022 ...
Jinglu Zhao
doaj   +1 more source

Estimation of possibilities of measuring of co-ordinates of objects gis by vehicles of spaces of navigations on geostationary orbit

open access: yes, 2010
Для измерения координат объектов ГИС предлагается использовать навигационные космические аппараты только на геостационарной орбите. Анализируется существующая методика оценки потенциальной точности измерения координат объектов космической навигации с ...
О.С. Гребінь   +2 more
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Efeitos biomoduladores da pecticina da casca dos frutos de cacau (Theobroma Cacao l.) sobre macrófagos peritoneais de camundongos [PDF]

open access: yes, 2012
Resumo: Neste estudo uma pectina naturalmente acetilada isolada de Theobroma cacao L. denominada OP, sua forma parcialmente desacetilada (PDOP) e uma pectina com familia de homogalacturonanas (PG), foram avaliadas quanto ao seu potencial de modular ...
Amorim, Juliana Carolina
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Global Navigation Satellite System Performance in Cislunar Space for Cubesat Form Factors

open access: yes, 2022
An increased Cislunar traffic is expected by the end of this decade stemming from NASA’s Artermis program. Given the prioritization limitations of the Deep-Space Network (DSN) for ranging and tracking of increased deep- space assets, a more viable, and ...
Keum, Peter   +3 more
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基于天然贻贝仿生制备聚多巴胺改性石墨烯基功能材料及其水体环境修复应用研究进展

open access: yes, 2020
全球水污染问题日益严峻,而石墨烯具有大比表面积且除污性能优异,可作为水体环境修复的优良材料,但它的表面能高,极易发生团聚,这将会大大降低其比表面积和其他优异的物理化学性质。为此,受天然贻贝及其分泌的粘性蛋白结构所启发,将仿生聚多巴胺(Pdop)用于改性石墨烯可有效解决石墨烯聚集的问题,并能赋予石墨烯新的表面性质和功能,如从疏水表面变成亲水表面、增加活性位点密度以及丰富其可设计性,这也使得Pdop改性石墨烯(Pdop-G)成为当前的一大研究热点,尤其在环境修复领域。本文回顾了近三年Pdop ...
张敏   +5 more
core   +1 more source

Pragmantisme Politik: Studi Kasus Proses Rekrutmen Politik PDO-P Pada Pilkada Kabupaten Sleman

open access: yesJurnal Studi Pemerintahan, 2011
This research will explains on candidate recruitment of major in Sleman that conducted by PDI-P andtheir behavior. This research uses a case study method through in-depth interviews and writtendocumentation.
HELMI MAHADI
doaj  

DEPOSITION AND CHARACTERIZATION OF DOPAMINE AND POLYDOPAMINE THIN FILMS: MODIFIERS FOR ELECTRICAL CONTACTS IN PEROVSKITE SOLAR CELLS

open access: yes, 2018
This work details the preparation and characterization of dopamine (Dop) and BOC-protected polydopamine (pDop) modification of TiO2 prepared by CVD as an interlayer for interfacial control of crystalline order and stability in mixed-halide formamidinium ...
Hamerlynck, Leo Marc
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Large area uniform deposition of silver nanoparticles through bio-inspired polydopamine coating on silicon nanowire arrays for practical SERS applications

open access: yes, 2014
Despite the significant progress, the controlled deposition of nanoparticles onto the support materials having 3-D nano-morphologies is still facing challenges due to the limited diffusion of metal ions into the nanostructures and uncontrolled ...
Yilmaz, Mehmet   +6 more
core   +1 more source

Spoofing Mitigation of GPS Receiver using Least Mean Squares-Based Adaptive Filter

open access: yesIranian Journal of Electrical and Electronic Engineering, 2015
The Global Positioning System (GPS) signals are very weak signal over wireless channels, so they are vulnerable to in-band interferences. Therefore, even a low-power interference can easily spoof GPS receivers.
M. R. Mosavi, Z. Shokhmzan
doaj  

멀티스태틱 레이더 시스템에서 기하학 기반의 표적 추적 기법

open access: yes, 2020
학위논문(석사) - 한국과학기술원 : 전기및전자공학부, 2020.2,[iv, 40 p. :]In this dissertation, target tracking schemes that can track targets with low complexity are studied in multistatic radar system.
Lee, Jaehyeok
core  

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