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Jornais Acesso aberto

M. G. Lippmann, E. Wallon, G. Mareschal, J. Ducom, Ed. Garbe, H. Fourtier, A. Berthier, Alex Lainer, L. Picard,

... L'oxygène Comprimé, La Photographie Des Couleurs, L'obus Photographique, Les Débuts D'un Amateur (Suite), Procédé ...

1891 - Gale Group | NCCO Photography

Artigo Acesso aberto Revisado por pares

Aaron B. Caughey, James Nicholson, A. Eugene Washington,

... examine the effect of first-trimester obstetric ultrasound (OBUS) on the measurement of the effect of complications ... pregnancies delivered at our institution who had an OBUS at a gestation of 24 weeks or less. Those women who underwent an OBUS at a gestation of 12 weeks or less (OBUS12) were compared with those who had an OBUS at 13-24 weeks of gestation (OBUS13-24). ... examine the effect of first-trimester obstetric ultrasound (OBUS) on the measurement of the effect of complications ... pregnancies delivered at our institution who had an OBUS at a gestation of 24 weeks or less. ...

Tópico(s): Ultrasound in Clinical Applications

2008 - Elsevier BV | American Journal of Obstetrics and Gynecology

Artigo Acesso aberto Revisado por pares

Sachita Shah, Adeyinka Adedipe, Benjamin J. Ruffatto, Brandon Backlund, Dana Sajed, Kari Rood, Rosemarie Fernandez,

... age (EGA). Point-of-care (POC) obstetric ultrasound (OBUS) offers the advantage of being able to provide ... these measurements. We studied the impact of POC OBUS training on emergency physician (EP) confidence, knowledge, and OBUS skill performance on a live model.Methods: This ... a self-assessment survey on their confidence regarding OBUS, and took a pre-test to assess their baseline knowledge of OBUS. They then completed a 3-hour training session consisting of didactic and hands-on education in OBUS. After training, each subject’s time and accuracy ...

Tópico(s): Ultrasound in Clinical Applications

2014 - eScholarship Publishing, University of California | Western Journal of Emergency Medicine

Artigo Acesso aberto Revisado por pares

Pernille Kjersgaard Bech, Klaus Lars Lysdal, Lone Gram, Mikkel Bentzon‐Tilia, Mikael Lenz Strube,

... 065 and 11,072 KS operational biosynthetic units (OBUs) and 3,292 and 5,691 AD OBUs, respectively, compared to that of four soil samples ... with 7,067 KS and 1,629 AD OBUs. All three niches harbored unique OBUs (P = 0.001 for KS and P = 0. ... 9% of KS and 13.6% of AD OBUs from seawater and 2.2% KS and 12.5% AD OBUs from sediment. In a subset of bioactive isolates, only four KS OBUs and one AD OBU were recovered from whole- ... sequence variants (ASVs) to the species level, and OBUs, we suggest a method to estimate possible links ...

Tópico(s): Microbial Natural Products and Biosynthesis

2020 - American Society for Microbiology | mSystems

Artigo Revisado por pares

Chen Chen, Jinna Hu, Tie Qiu, Mohammed Atiquzzaman, Zhiyuan Ren,

... In popular content distribution, the On-Board Units (OBUs) passing the Area of Interest (AoI) receive popular ... RSUs). However, due to the high speed of OBUs, limited bandwidth, and unstable wireless connections, only a ... of the popular content can be received by OBUs. To address this issue, in this paper, a ... game (CVCG) is proposed. The scheme allows the OBUs to cooperate with their neighbors to provide the ... is designed for optimizing the cooperative behaviors among OBUs. The performance of our CVCG scheme is evaluated ...

Tópico(s): Opportunistic and Delay-Tolerant Networks

2018 - IEEE Computer Society | IEEE Transactions on Mobile Computing

Artigo Acesso aberto Revisado por pares

Tianyu Wang, Lingyang Song, Zhu Han,

... by roadside units (RSUs) to the onboard units (OBUs) driving through a particular area. Due to fast ... peer-to-peer (P2P) approach to allow the OBUs to exchange data and complement the missing packets. ... coalitional graph game to model the cooperation among OBUs and propose a coalition formation algorithm to implement ... relative to the noncooperative approach, in which the OBUs share no information and simply respond to any data request from other OBUs.

Tópico(s): Peer-to-Peer Network Technologies

2013 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Vehicular Technology

Artigo Revisado por pares

Michał Hoeft, Jacek Rak,

... a common technique of selection of RSUs by OBUs based on the received signal strength, a vast variability of a number of OBUs connected to RSUs can be observed leading to ... selection called RSEL to obtain even attachment of OBUs to RSUs. Its objective is to approach the ... terms of minimizing variability of the number of OBUs connected to each RSU and, as a result, ...

Tópico(s): Traffic control and management

2015 - Elsevier BV | Ad Hoc Networks

Artigo Revisado por pares

Bowei Zhang, Xiaoliang Wang, Ru Xie, Chuncao Li, Huazheng Zhang, Frank Jiang,

... network and restrain the attack motivation of the OBUs, we propose an indirect reciprocal incentive mechanism based on reputation to encourage the OBUs in the VANET to help each other. Since most OBUs are in great need of network services, including ... illegal benefits of their attacks, selfish and rational OBUs will give up attacks and take desirable behavior. ...

Tópico(s): Privacy-Preserving Technologies in Data

2022 - Elsevier BV | Future Generation Computer Systems

Artigo Revisado por pares

Robert A. Greenes,

A computer system called OBUS is described. This system is helpful in many ways in obstetric sonography: measurement of fetal parameters, calculation of gestational age ... ease of use, manpower savings, and low cost, OBUS has proved to be highly cost-effective.

Tópico(s): Radiology practices and education

1982 - Radiological Society of North America | Radiology

Artigo Acesso aberto Revisado por pares

Tianyu Wang, Lingyang Song, Zhu Han, Bingli Jiao,

... RSU), by a group of on-board units (OBUs) driving through an area of interest (AoI) along ... based on the coalition formation games, in which OBUs exchange their possessed pieces by broadcasting to and ... to the non-cooperative approach, in which the OBUs broadcast randomly selected pieces to their neighbors as ...

Tópico(s): Opportunistic and Delay-Tolerant Networks

2013 - Institute of Electrical and Electronics Engineers | IEEE Journal on Selected Areas in Communications

Artigo Revisado por pares

T.C. Chang, Y.T Wang, Yan Hong, Y. S. Chiu,

... PMMA) containing aluminum–ethyl acetoacetate (EAA) [M5-Al(OBus)(EAA)2] was obtained from trialkoxysilane-functional poly( ... the dynamics and stability of the M5-Al(OBus)(EAA)2 hybrids were investigated in this study. ... van Krevelen’s method, of the M5-Al(OBus)(EAA)2 in thermo-oxidative degradation for random ...

Tópico(s): Advanced Battery Materials and Technologies

2001 - Elsevier BV | Thermochimica Acta

Artigo Revisado por pares

Hani Sami, Azzam Mourad, Wassim El‒Hajj,

... micro-services on on-demand fogs called Vehicular-OBUs-As-On-Demand-Fogs. Our proposed scheme embeds (1) a Kubeadm based approach for clustering OBUs and enabling on-demand micro-services deployment with ...

Tópico(s): IoT and Edge/Fog Computing

2020 - Institute of Electrical and Electronics Engineers | IEEE/ACM Transactions on Networking

Artigo Acesso aberto Revisado por pares

Aileen U. Geers, Mikael Lenz Strube, Mikkel Bentzon‐Tilia,

... marine sediments with 656 ± 58 operational biosynthetic units (OBUs), while the KS domain richness was highest in soil microbiomes with 388 ± 67 OBUs. Microbiomes with rich and diverse bacterial communities displayed ... KS domain richness with a RMSE of 31 OBUs and a R2 of 0.91, and by ...

Tópico(s): Pharmaceutical and Antibiotic Environmental Impacts

2023 - American Society for Microbiology | mSystems

Artigo Revisado por pares

Hani Sami, Reem Saado, Ahmad El Saoudi, Azzam Mourad, Hadi Otrok, Jamal Bentahar,

... Unmanned Ariel Vehicles (UAVs) and On-Boarding Units (OBUs) working in collaboration to achieve a significantly improved ... solution that assigns lightweight services, as containers, to OBUs and UAVs while meeting various objectives. The efficiency ... the mobility and energy constraints of UAVs and OBUs, 2) meets the user demands, and 3) uses ...

Tópico(s): IoT and Edge/Fog Computing

2023 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Network and Service Management

Artigo Revisado por pares

Donna S. Amenta, B. R. Ayres, Jon A. Jurica, John W. Gilje,

... In contrast, [Al(OBut)3]2 or [Al(OBus)3]n in methylene chloride are in equilibrium ... 3AlOPPh2CH2CH2PPh2. In the case of [Al(OBus)3]n equilibrium constants have been obtained and are consistent with: 1/2[Al(OBus)3]2+Ph2P(O)CH2CH2PPh2⇌(BusO)3AlO ...

Tópico(s): Chemical Synthesis and Characterization

2002 - Elsevier BV | Inorganica Chimica Acta

Artigo Acesso aberto Revisado por pares

Rüdiger Naß, Helmut Schmidt,

... hydroxides during hydrolysis of aluminum-sec-butoxides, Al(OBus). This procedure leads to alumina sols with particle ... agent as well as on the molar Al(OBus)3/chelating agent ratio. Generally, EAA leads to ...

Tópico(s): Silicone and Siloxane Chemistry

1990 - Elsevier BV | Journal of Non-Crystalline Solids

Artigo Revisado por pares

Rashmi Dubey, Anirudh Singh, R. C. Mehrotra,

... 3(OEt)6]2, Co[Zr2(OPri)6(OBus)3]2, CO[Zr2(OPri)3(OBus)6]2, Co[Zr2(OPri)6(OBut)3] ...

Tópico(s): Magnetism in coordination complexes

1986 - Elsevier BV | Inorganica Chimica Acta

Artigo Revisado por pares

L. Bolundut, Ionel Haiduc, E. Ilyes, Gabriele Kociok‐Köhn, Kieran C. Molloy, Santiago Gómez‐Ruiz,

... octahedral geometry for the adducts. In Ni[S2P(OBus)2]2 the molecules are associated through C– ... atoms, to form supramolecular assemblies. Thus, Ni[S2P(OBus)2(Pz)2]2 (Pz = pyrazole) forms bi- ...

Tópico(s): Crystallography and molecular interactions

2010 - Elsevier BV | Inorganica Chimica Acta

Artigo Revisado por pares

Albert Wasef, Xuemin Shen,

... is shared only between nonrevoked On-Board Units (OBUs). In addition, EMAP uses a novel probabilistic key distribution, which enables nonrevoked OBUs to securely share and update a secret key. ...

Tópico(s): Security in Wireless Sensor Networks

2011 - IEEE Computer Society | IEEE Transactions on Mobile Computing

Artigo Acesso aberto Revisado por pares

Serkan Öztürk, Jelena Mišić, Vojislav B. Mišić,

... resulting in buffer overflows at on board units (OBUs). We also investigate the network saturation points for ... be chosen with respect to data patterns of OBUs, minimal distance between vehicles, and number of lanes ...

Tópico(s): Mobile Ad Hoc Networks

2011 - Springer Nature | EURASIP Journal on Wireless Communications and Networking

Artigo Revisado por pares

Adelin Miloslavov, Malathi Veeraraghavan,

... as a means for vehicular on-board units (OBUs) to transmit the data collected by their in- ... travel times when the market penetration level of OBUs is relatively high. Privacy constraints negatively impact the ...

Tópico(s): Traffic control and management

2012 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Parallel and Distributed Systems

Artigo Revisado por pares

G.A. Pozarnsky, Alon V. McCormick,

Tetraethoxysilane (TEOS), water and aluminum sec-butoxide (Al(OBus)3) are combined in several stages of prehydrolysis ... 27Al nuclei. The spectra indicate that when Al(OBus)3 is added to a prehydrolyzed TEOS solution ...

Tópico(s): Solid-state spectroscopy and crystallography

1995 - Elsevier BV | Journal of Non-Crystalline Solids

Artigo

Russell Fulwood, Hauke Schmidt, Dieter Rehder,

... VO{N-(2-oxido-1-naphthylmethylene)-L-ala}OBus(HOBus)] which, in solution, exists in at least ...

Tópico(s): Molecular spectroscopy and chirality

1995 - Royal Society of Chemistry | Journal of the Chemical Society Chemical Communications

Artigo Acesso aberto Revisado por pares

Xiaohuan Li, Bin‐Jie Hu, Hongbin Chen, Guillaume Andrieux, Yide Wang, Zong-Heng Wei,

... the rendezvous information and broadcast it to the OBUs. This method avoids the multi-channel hidden terminal ... the non-safety message, and the number of OBUs. Furthermore, the requirement of obtaining the maximum throughput ...

Tópico(s): Opportunistic and Delay-Tolerant Networks

2015 - Institute of Electrical and Electronics Engineers | IEEE Access

Artigo Acesso aberto Revisado por pares

Huang Wei, Liangmin Wang,

... to the limited bandwidth, the On-Board Units (OBUs) passing through a Road Side Unit (RSU) can ... a P2P network should be constructed among the OBUs which fall out of the RSUs coverage. In ...

Tópico(s): Caching and Content Delivery

2016 - Elsevier BV | Computer Networks

Artigo Revisado por pares

M.P.J. Peeters, Arno P. M. Kentgens,

... using aluminium sec-butoxide complexed with ethylacetoacetate (Al(OBus)2EAA or Al(OBus)3EAA mixtures). As silanes, phenyltrimethoxysilane (PhTMS) or phenyltriethoxysilane ( ...

Tópico(s): Solid-state spectroscopy and crystallography

1997 - Elsevier BV | Solid State Nuclear Magnetic Resonance

Artigo Revisado por pares

Seyed Morteza Pournaghi, Behnam Zahednejad, Majid Bayat, Yaghoub Farjami,

... is much more efficient than inserting them in OBUs. It also should be noted that due to ... master secret key) is not stored in all OBUs, the compromise or hacking a single OBU does ...

Tópico(s): User Authentication and Security Systems

2018 - Elsevier BV | Computer Networks

Artigo Acesso aberto Revisado por pares

Qinlong Huang, Yixian Yang, Shi Yu-xiang,

... the broadcast message with equipped on-board units (OBUs). Message authentication is enforced by integrating an attribute- ... In order to reduce the computations of the OBUs in the vehicles, we outsource the heavy computations ...

Tópico(s): Cryptography and Data Security

2018 - Multidisciplinary Digital Publishing Institute | Sensors

Artigo

Liangmin Wang, Xiaolong Liu,

... can introduce different threats. Current on board units (OBUs) fail to protect in-vehicle network. Therefore, illegal ... this paper, in consideration of vulnerabilities of current OBUs and in-vehicle controller area network, we show ...

Tópico(s): User Authentication and Security Systems

2018 - Institute of Electrical and Electronics Engineers | IEEE Internet of Things Journal

Artigo Acesso aberto Revisado por pares

Chi‐Hua Chen, Feng-Jang Hwang, H. T. Kung,

... consists of mobile devices (MDs), on-board units (OBUs), a fleet management server (FMS), and a data ... from users' MDs and relevant data from WCVs' OBUs through the FMS, the DAS performs the devised ...

Tópico(s): Transportation Planning and Optimization

2019 - Institute of Electronics, Information and Communication Engineers | IEICE Transactions on Information and Systems