Results 51 to 60 of about 4,382,920 (183)

Nitrogen–Doped Carbon Nanotube–Supported Ni3Se4–CeO2 Heterojunctions With Multi–Orbital Hybridization for Efficient Hydrogen Evolution Reaction

open access: yesRare Metals, Volume 45, Issue 6, June 2026.
ABSTRACT Engineering of the catalyst interface and modulation of transition–metal d–band play critical roles in the electrocatalytic hydrogen evolution reaction (HER). Herein, a synthetic strategy is developed to fabricate nitrogen‐doped carbon nanotubes (N–CNTs)–supported Ni3Se4–CeO2 heterojunction catalysts through a facile chemical vapor deposition (
Zhiqiang Sun   +10 more
wiley   +1 more source

文莱达鲁萨兰大学护理本科教育介绍及思考

open access: yesHuli yanjiu, 2016
摘要: 课程设置综合化文莱大学护理本科课程结构不仅显示出了护理教育内容的精简和整合,而且更加强调其内容的综合性。其核心课程设置以护理为主,开展专科护理教育,比较重视人文社会科学类课程,并与其他学院联系密切,合作广泛。而我国护理本科课程设置缺乏护理特色,核心课程设置还是以医疗为主,比较重视医学和护理学基础知识,忽视人文社会科学类知识,不利于学生综合素质全面发展和护理特色的体现。
王艳杰, 刘伟
doaj  

Advances in BiOCl‐Based Photocatalysts: From Synthesis, Structural Tailoring to Solar Energy Conversion

open access: yesRare Metals, Volume 45, Issue 6, June 2026.
ABSTRACT Semiconductor photocatalysis represents a pivotal frontier in the quest for sustainable energy and environmental remediation. Among the diverse catalytic materials, Bismuth Oxychloride (BiOCl) has emerged as a particularly promising candidate due to its unique layered structure, featuring [Bi2O2]2+ layers intertwined with halogen ions, which ...
Liu Han   +5 more
wiley   +1 more source

一种空气净化处理系统

open access: yes, 2014
一种空气净化处理系统,包括依次通过管路串连的空气加压设备、初级净化器、二级净化器、减压阀、二级稳压调速器、有机物过滤器和气体流量计构成;空气由空气加压设备提供给初级净化器后、依次通过二级净化器、减压阀、二级稳压调速器、有机物过滤器和气体流量计,由气体流量计出气口流出。净化后空气气体中的颗粒物小于等于0.01um;气体中的的露点为-60度至-20度;气体中的挥发性有机物TVOC含量为0.1-1ppb。空气净化处理系统,各部分部件相互独立,可以很方便的升级换代,结构紧凑,装配方便,处理气体效果好 ...
李海洋   +4 more
core  

Emerging MBenes for Energy Technologies

open access: yesRare Metals, Volume 45, Issue 6, June 2026.
ABSTRACT The escalating global demand for sustainable energy is driving the search for transformative materials that transcend the limitations of conventional systems. Two‐dimensional (2D) transition metal borides (MBenes) have recently emerged as a compelling class, distinguished by unique electronic structures, tunable surface chemistry, and ...
Yingrui Ding   +5 more
wiley   +1 more source

高中地理学习兴趣与学习效果的调查与分析案例研究[J]

open access: yes, 2013
怎样学好地理,提高地理学习成绩,一直是高中地理老师最为关心的问题.高中学生地理学习兴趣和学习效果密切相关,本文通过问卷,调查了疆内一所高中的学生地理兴走和学习效果的现状,并分析其原因 ...
蔡淑   +2 more
core  

强化污泥厌氧消化的前处理技术研究进展

open access: yesGongye shui chuli, 2011
厌氧消化前采用不同的预处理方法是增强厌氧消化性能的关键,预处理能促进污泥内微生物细胞的分解,加速胞内物质的释放,加快污泥的水解速率。综述了当前研究和应用较多的物理、化学和生物法等污泥预处理技术,如热处理、冻融法、超声波处理法、酸碱法、加盐法、凝聚与絮凝调理、生物酶处理等,分析了各种方法的原理、特点和处理效果。
白杨, 王鹤立, 李广, 韩冰
doaj  

多点进水与多点化学除磷强化脱氮除磷工程实例

open access: yesGongye shui chuli, 2020
重庆市某污水处理厂主要包括污水处理单元、污泥处理单元和臭气处理单元。污水处理采用改良型A2/O+砂滤池工艺,采取预缺氧池与缺氧池多点进水方式强化反硝化脱氮,采取旋流沉砂池与好氧池尾端多点除磷方式强化化学除磷。污泥处理采用重力浓缩+机械脱水+水泥窑处理工艺。臭气处理采用吸风+收集+处理+净化排出的生物过滤法工艺,处理后的废气优于《恶臭污染物排放标准》(GB 14554-1993)要求。对工程设计、调试运行、设计特点及存在的问题与建议进行了介绍,该工程经调试运行后,出水水质显著优于一级A排放标准 ...
李航, 庞飞, 张欣, 吕利平
doaj  

Synergizing Multi‐Chemisorption Sites and Micropore Confinement in Porous Carbon for High‐Performance Zinc‐Ion Hybrid Capacitors

open access: yesRare Metals, Volume 45, Issue 6, June 2026.
ABSTRACT Aqueous zinc‐ion hybrid capacitors (ZICs) bridge the gap between high‐energy batteries and high‐power supercapacitors, yet their performance is fundamentally bottlenecked by the micropore confinement effect in carbon cathodes, which restricts hydrated Zn2+ transport and active site utilization.
Qian Li   +12 more
wiley   +1 more source

一种用电-多相催化技术治理化肥厂工业废水的方法

open access: yes, 2002
一种用电—多相催化技术治理化肥厂工业废水的方法,其特征在于:使化肥厂工业废水通过槽式或塔式电-多相催化反应器进行处理;所述反应器中催化剂填充到电极间,外加直流电压2—100V,电流密度20-500A/米2在常温常压下进行反应,处理时间0.5~6小时;所用催化剂由活性组分和载体组成,载体为SiO2、Al2O3或活性炭,活性组分选自过渡金属Ti,Co,Fe,Ni,V,Mn,W或Pd中一种或几种元素的氧化物,金属组分的重量含量为:0.4~8 ...
谢茂松   +4 more
core  

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