Results 51 to 60 of about 10,263 (209)

Durable Fuel Cell Cathode Enabled by Pt Embedded Nanoscale Carbon Network via a Scalable Process

open access: yesCarbon Energy, EarlyView.
Platinum nanoparticles embedded nanoscale carbon network (Pt‐e‐Cn) are developed via a scalable flame spray pyrolysis process. Proton exchange membrane fuel cells (PEMFC) employing mesoporous Pt‐e‐Cn cathode electrocatalysts exhibit exceptional durability without compromising performance.
Suriya Venkatesan   +10 more
wiley   +1 more source

Effects of transumbilical single-port laparoscopy versus multi-port laparoscopy for adnexal mass during pregnancy: a retrospective cohort study

open access: yesThe Journal of Maternal-Fetal & Neonatal Medicine
Objectives To compare the effects of transumbilical single-port laparoscopic surgery (TSPLS) and multi-port laparoscopic surgery (MPLS) for adnexal mass during pregnancy.Methods A retrospective analysis was performed on patients with adnexal mass during ...
Rong Zhao   +3 more
doaj   +1 more source

Polymer Molecular Interface Engineering—Enhanced Cu‐Based Catalysts for the CO2 Electroreduction Reaction

open access: yesCarbon Energy, EarlyView.
This review highlights polymer‐mediated interfacial engineering strategies for Cu‐based electrocatalysts toward enhanced CO2RR, including steering the electronic structure of Cu, enhancing CO2 adsorption and activation, regulating the reaction microenvironment, constructing a molecular protective layer, and stabilizing the key intermediate.
Haoquan Peng   +7 more
wiley   +1 more source

O reconhecimento de marcadores prosódicos da escrita do português brasileiro e a fluência de leitura

open access: yesFórum Linguístico
O presente artigo teve como intuito correlacionar proficiência leitora e aspectos prosódicos, mais especificamente com o reconhecimento dos marcadores prosódicos lexicais (MPLs) “berrou”, “sussurrou”, “gritou”, “disse baixinho”, “disse rápido” e “disse ...
Alcione de Jesus Santos   +2 more
doaj   +1 more source

Virtuelne privatne mreže - moguće rešenje pouzdanih komunikacija / Virtual private networks: Possible solution of reliable communications

open access: yesVojnotehnički Glasnik, 2008
U radu su prikazane osnovne karakteristike virtuelnih privatnih mreža (VPN - Virtual Private Networks). Analizirane su VPN mreže na drugom i trećem sloju sistema otvorenog za povezivanje (OSI - Open System Interconnection).
Marinko Smiljanić, Boban Z. Pavlović
doaj   +1 more source

Developing a Suitable Anion Exchange Layer Structure for Pure–Water Fed Bipolar Membrane CO2 Electrolysis

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A porous anion exchange layer (AEL) is implemented in a forward‐biased bipolar membrane CO2 electrolyzer to suppress carbonate crossover, support CO2 regeneration and maintain cathode alkalinity. Two fabrication strategies are compared—deposition on a silver gas diffusion electrode (GDE) or on the CEM—showing that a porous AEL‐coated GDE provides the ...
Henning Lorenz   +3 more
wiley   +1 more source

MPLS在未来IP网络中的应用设想

open access: yesGuangtongxin yanjiu, 2001
分析了 MPLS在未来 IP网络中的可能的应用前景 ,认为信息骨干网络可能由光的MPLS和电的 MPLS两层网络组成 ,并完成骨干网上的 IP路由 ,边缘路由器完成边缘的 IP路由交换 .着重提出了光的 MPLS的实现方法和基本原理及结构 .
罗方亮, 陈纪东, 陈新桥
doaj  

Revealing Structure–Performance Relations in Core‐Shell Catalyst‐Based PEM Water Electrolyzer Anodes with Low Iridium Loading

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Table of Contents The TiO2@IrO2 core–shell architecture ensures high electronic conductivity even at a low iridium content of 10 wt%. The resulting catalyst layer shows significantly higher iridium utilization than a commercial reference, leading to improved PEMWE single‐cell performance at low iridium loading.
Selina Finger   +16 more
wiley   +1 more source

Research progress on the regulation of intestinal microbiota by milk polar lipids(乳极性脂调控肠道微生物的研究进展)

open access: yes浙江大学学报. 农业与生命科学版
Milk polar lipids (MPLs), which include mainly glycerophosphatides (phosphatidylcholine, phosphatidyl-ethanolamine, etc.) and sphingomyelin, are important bioactive components in breast milk and dairy products.
CAI Nianbin(蔡年彬)   +3 more
doaj   +1 more source

既設MPLS網への導入を考慮したMPLSマルチキャスト機構の実装と評価 [PDF]

open access: yes, 2004
現在,MPLSのマルチキャスト対応に関する議論が盛んに行われており,ユニキャストのLSPを用いてマルチキャストLSPを確立する手法としてMMTやBLAST-CASTが提案されている.それらの手法は,MPLSマルチキャスト技術導入のための移行技術として有用であるだけでなく,段階的な規模拡張が可能であるため,既設のMPLS網へMPLSマルチキャストを導入する際には導入のコストや運用のコストを抑制可能であり有用性は高い.しかしながら,それらの手法で用いる具体的なシグナリングプロトコルの検討や ...
宇多, 仁   +3 more
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