Results 31 to 40 of about 200,842 (143)

Developing HMME‐Conjugated NIR‐II Activated Carbon Dots Nanospray for the Treatment of MRSA Biofilm Infections in Diabetic Wound via PTT/CDT/SDT

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT Diabetic wound infections are a common complication of diabetes, which severely impact patients' quality of life. Effective treatment of diabetic wound infections remains one major challenge in the clinic, partially due to the formation of bacterial biofilm and antibiotic resistance.
Liang Zhou   +8 more
wiley   +1 more source

废弃SCR催化剂氧化酸洗除As工艺及机理研究

open access: yes, 2023
砷(As)及其他杂质元素是导致燃煤电厂废弃SCR脱硝催化剂失活的主要原因,借助Fenton反应对废弃SCR脱硝催化剂中的有害杂质元素As及Fe、Al进行氧化酸洗脱除,探究了酸洗液种类、酸浓度、氧化剂浓度、反应温度、反应时间、液固比等因素对杂质浸出率的影响。结果表明,最佳的杂质浸出条件为:反应温度为50℃、H_2SO_4浓度为1.5 mol/L、H_2O_2浓度为1.5 mol/L、转速为500 r/min、反应时间为240 min、液固比为20 mL/g,此时As、Fe、Al的浸出率分别为99.58 ...
张迎春   +5 more
core   +1 more source

Designing 3d Transition‐Metal Doped g‐C3N4 Monolayer for Enhanced Bifunctional Oxygen Evolution/Reduction Reactions Activity: Defect Physics and Constant‐Potential Study

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT Graphitic carbon nitride (g‐C3N4) doped with 3d transition metals (3d‐TM@g‐C3N4) has gained attention as a noble metal‐free alternative for oxygen evolution and reduction reactions (OER/ORR). Yet the key mechanisms driving its performance remain debated, especially across different charge states.
Jing Zhang   +6 more
wiley   +1 more source

氮四取代苯二胺新型除氧剂的研究

open access: yesGongye shui chuli, 2001
介绍了氮四取代苯二胺类新型除氧剂的除氧性能,选取其中的N,N,N’,N’—四甲基对苯二胺为主要研究对象,与N2H4和丙酮肟的除氧性能进行了对比,研究了其缓蚀性能。试验结果表明,氮四取代苯二胺是一种性能优良的新型除氧剂。
李玉磊   +4 more
doaj   +2 more sources

Acid‐Etched Co‐Vacancy‐Tunable CoFeP/N,P‐Codoped Carbon Nanocages for Highly Efficient Alkaline Water Electrolysis

open access: yesRare Metals, Volume 45, Issue 3, March 2026.
ABSTRACT Efficient and durable bifunctional electrocatalysts are vital for scalable water electrolysis. Here, we realize cobalt‐vacancy (Covac) engineering in CoFeP supported on N,P‐codoped carbon nanocages (Co1‐vacFeP/NPC) through a simple route comprising a CoFe Prussian blue analog precursor, phosphidation–pyrolysis, tannic‐acid etching, and a ...
Yuan‐Liang Yuan   +6 more
wiley   +1 more source

An Ultrasmall Strontium‐Loaded Polydopamine Nanoformulation for Near‐Infrared‐Enhanced Periodontitis Therapy via Photodynamic Gas‐Promoted Antibacterial and Bone Repair

open access: yesRare Metals, Volume 45, Issue 3, March 2026.
ABSTRACT Periodontitis is a chronic infectious oral disease triggered by periodontopathogenic bacteria, resulting in the progressive inflammation and destruction of the tissues surrounding teeth. To achieve reprogramming of the infectious microenvironment for periodontitis therapy, a nanoformulation was proposed by loading polydopamine (PDA) with ...
Hao Liang   +14 more
wiley   +1 more source

Ultrafast Catalytic Decomposition Reaction Using a ZIF‐67@Cellulose Nanofiber Composite‐Based Cobalt/ Nitrogen Co‐Doped Nanoporous Carbon for Water Treatment

open access: yesRare Metals, Volume 45, Issue 3, March 2026.
ABSTRACT Recently, cobalt/nitrogen co‐doped materials have emerged as heterogeneous catalysts to activate peroxymonosulfate (PMS) and have been applied to advanced oxidation processes for environmental remediation. However, their recyclability and reusability remain major barriers to practical application.
Wen‐Kai Zhu   +11 more
wiley   +1 more source

MXene‐Assisted Bi2MoO6 Heterogeneous Structures: Constructing Oxygen Vacancy for Accelerated Energy Storage Devices

open access: yesRare Metals, Volume 45, Issue 1, January 2026.
ABSTRACT Two‐dimensional MXene‐based materials have recently attracted attention in supercapacitors and lithium ion batteries due to their excellent electrochemical performance. However, the capacity and agglomerate limits the development of MXene‐based materials.
Han Zhang   +4 more
wiley   +1 more source

一种微波催化消除氮氧化合物催化剂

open access: yes, 2000
一种微波催化消除氮氧化合物催化剂,其特征在于:该催化剂的第一活性组分为铟,担载在天然或人工合成的分子筛上,分子筛的硅铝比小于50,分子筛担载铟的重量百分含量为0.5~20%;加入介电常数较高,耐高温氧化的吸波材料作为微波载体,该种载体选择为氧化铁,铁为该催化剂的第二活性组分,分子筛与氧化铁的重量比为10∶0.5~10∶20。本发明适用于在大量氧气存在条件下,微波催化消除氮氧化合物 ...
张涛   +5 more
core  

Fabricating Highly Efficient Ternary Mn–CeOx/Co3O4 Catalysts for Low Temperature Thermal Desorption of Persistent Perfluorooctanoic Acid in Soil

open access: yesRare Metals, Volume 45, Issue 1, January 2026.
ABSTRACT Developing efficient catalytic thermal desorption systems is of great significance in the field of sustainable soil remediation. Herein, novel Mn–Ce solid solution modified Co3O4 nanocrystals were successfully prepared for the removal of perfluorooctanoic acid (PFOA) in soil.
Yu‐Hao Liu   +8 more
wiley   +1 more source

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