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Abietic acid encapsulated Sn-57Bi alloy nanoparticles as oxidation resistant solder material
Sn-57Bi alloy nanoparticles abietic acid encapsulation metal oxide reduction
2023/12/21
Low-melting point solder Sn-57Bi alloy nanoparticles were synthesized and encapsulated with abietic acid (aa) thin layer to form a core-shell structure. Formation of nanoparticle enhances its mechanic...
Bio-based antibacterial packaging from decorated bagasse papers with natural rosin and synthesised GO-Ag nanoparticles
Bagasse papers antibacterial activity mechanical tests graphene oxide silver nanoparticles natural gum rosin
2023/12/1
The growing awareness of the importance of bacterial-resistant surfaces has increased since the COVID-19 pandemic global problem. Therefore, the need for antibacterial surfaces has become urgent. The ...
Nanoarchitectonics of Starch Nanoparticles Rosin Catalyzed by Algerian Natural Montmorillonite (Maghnite-H+) for Enhanced Antimicrobial Activity
Rosin acid Starch Degree of substitution Bronsted and Lewis acid catalyst Antimicrobial activity
2023/11/30
In this work, potato starch was hydrolyzed by acid (HCl) to form nanoparticles (SNPs) that were esterified with acid Rosin using a green heterogeneous catalyst based on Algerian montmorillonite clay k...
Uniform Pd0.33Ir0.67 nanoparticles supported on nitrogen-doped carbon with remarkable activity toward the alkaline hydrogen oxidation reaction
Alkalinity Anodes Binary alloys Carbon Cyclic voltammetry Density functional theory
2023/6/21
Highly efficient non-Pt electrocatalysts for the alkaline hydrogen oxidation reaction (HOR) are required to enable complete replacement of Pt in hydroxide exchange membrane fuel cells (HEMFCs). Herein...
Researchers at MIT have developed a technique for precisely controlling the arrangement and placement of nanoparticles on a material, like the silicon used for computer chips, in a way that does not d...
Engineers develop nanoparticles that cross the blood-brain barrier（图）
血脑屏障 纳米颗粒 胶质母细胞瘤 化疗药物
2023/6/19
There are currently few good treatment options for glioblastoma, an aggressive type of brain cancer with a high fatality rate. One reason that the disease is so difficult to treat is that most chemoth...
Astonishing diversity: Semiconductor nanoparticles form numerous structures
lead sulfide nanoparticles hexagonal structure BCC
2021/8/10
The structure adopted by lead sulphide nanoparticles changes surprisingly often as they assemble to form ordered superlattices. This is revealed by an experimental study that has been conducted at DES...
Superamphiphobic nanocellulose aerogels loaded with silica nanoparticles
Superamphiphobic Nanocellulose Aerogel Hierarchical structure Silica nanoparticles
2024/2/29
Superamphiphobic aerogels of cellulose nanofibrils (CNF) were successfully fabricated based on their porous rough structure via the chemical vapor deposition of fluorosilane reagent. FE-SEM images sho...
Facile synthesis of PdO-doped Co3O4 nanoparticles as an efficient bifunctional oxygen electrocatalyst.（图）
PdO Co3O4 纳米颗粒 电催化剂
2023/3/28
The interfaces of multicomponent hybrid nanoparticles (MHNPs) have great effects on their electrocatalytic activities. Herein, a highly active multifunctional catalyst heterostructure PdO-doped Co3O4 ...
Virginia Tech researchers discover potentially harmful airborne nanoparticles produced through burning of coal（图）
Virginia Tech researchers potentially harmful airborne nanoparticles burning of coal
2017/9/4
Environmental scientists led by the Virginia Tech College of Science have discovered that the burning of coal produces incredibly small particles of a highly unusual form of titanium oxide.When inhale...
昆明理工大学理学院环境科学与工程学院环境毒理学课件Chapter 9 Environmental Risks of Nanoparticles
昆明理工大学理学院环境科学与工程学院 环境毒理学 课件 Chapter 9 Environmental Risks of Nanoparticles
2017/4/17
昆明理工大学理学院环境科学与工程学院环境毒理学课件Chapter 9 Environmental Risks of Nanoparticles.
Real-time scans of self-healing nanoparticles show their energy storage potential
Real-time scans self-healing nanoparticles their energy storage potential
2017/2/16
In a lab 18 feet below the Engineering Quad of Stanford University, researchers in the Dionne lab camped out with one of the most advanced microscopes in the world to capture an unimaginably...
FUNCTIONAL NANOCOMPOSITES FROM SELF-ASSEMBLY OF BLOCK COPOLYMERS WITH NANOPARTICLES
nanoparticle block copolymer morphology metamaterial
2014/11/21
This dissertation studied the proper distribution and location control of nanoparticles (NPs) within block copolymer (BCP) templates. A facile ligand exchange reaction was introduced for the hydrophil...
FUNCTIONAL NANOPARTICLES AT INTERFACES: EMULSION STABILIZATION AND TRIGGERED INVERSION
Nanoparticle Emulsion Ligand Polymer Functionalization Capsule
2014/11/21
Encapsulation of materials can be performed through the stabilization of fluid-fluid interfaces and the formation of emulsion droplets, which is commonly achieved with surfactants, including small mol...
Engineers develop new sensor to detect tiny individual nanoparticles（图）
tiny individual nanoparticles Engineers
2014/9/12
Nanoparticles, engineered materials about a billionth of a meter in size, are around us every day. Although they are tiny, they can benefit human health, as in some innovative early cancer treatments,...