Enhancing the photoelectric performance of TiO2-based …
Enhancing the photoelectric performance of TiO 2-based heterojunction using the hydrothermal decomposition of MIL-125 strategy for sensitive ... ball milling, and in ... Instructing that the uniform distribution of TiO 2 in the heterojunctions have better electron transfer efficiency and positively affects the photoelectric properties. Download ...
Study on heat transfer and cooling performance of copper …
A composite copper s cured MIL-101 (CFCM) prepared by a binderless dip-coating method was exploited. A CFCM-95 adsorption unit tube was developed and the heat transfer performance of CFCM-95 adsorber was studied.
In-situ construction of bifunctional MIL-125(Ti)/BiOI reactive
The Ti 3+-Ti 4+ intervalence electron transfer and favourable interface contact are responsible for highly improved charge separation efficiency, which contribute to the enhancement of photocatalytic efficiency. Our research extends the knowledge into constructing bifunctional nanocomposite with considerable potential application for …
Synergistic effect of B-TiO2 and MIL-100(Fe) for high-efficiency …
In this, B-TiO 2 /MIL-100(Fe) has the smallest radius, which has the highest charge transfer efficiency. In addition, Fig. 6 (c) presents the photocurrent versus time (I-t) curve of prepared samples with off and on rotations of visible light irradiation.
Energy-Efficient Technologies in Cement Grinding
In this chapter an introduction of widely applied energy-efficient grinding technologies in cement grinding and description of the operating principles of the related equipments and comparisons over each other in terms of grinding efficiency, specific energy consumption, production capacity and cement quality are given. A case study …
What is energy efficiency? Definition and examples
Energy efficiency is the practice of using less energy to provide the same amount of useful output from a service (such as heating water, lighting, or cooling a fridge).
Establishing a high-speed electron transfer channel via CuS/MIL …
Herein, the CuS/MIL-Fe heterojunction catalyst with high-speed electron transfer channel is designed by adjusting the energy band and regulating the direction of electron transfer, which exhibits excellent acetaminophen (APAP) removal ability in photo-Fenton reaction.
ACS Applied Energy Materials
Development of physicochemically stable Z-scheme MIL-88A/g-C3N4 heterojunction photocatalyst with excellent charge transfer for improving acid red 1 dye decomposition efficiency. Applied Surface Science 2022, 590, 152954.
Guide to Energy-Efficient Windows
Provides information on increasing the energy efficiency of windows in your home. Keywords energy efficiency, home, guide, window, energy star, replacing, u-factor, shgc, energy star, energy savers
Development of photocatalyst based on NaYF4: Yb, Tm
Ce 3+-doped core–shell UCNPs are firstly utilized as the photocatalyst.. Doping Ce 3+ ions promote the energy transfer between core and shell.. Increased size of nanoparticles has negligible effect on the photocatalytic activity. • Possible photocatalytic mechanism is proposed based on the experimental results.
Effect of different parameters on grinding efficiency and …
Abstract. Grinding efficiency is one of the most important considerations in the selection of grinding operation conditions because it has a significant impact on the productivity, quality, energy consumption and cost.
Analysis on energy transfer during mechanical coating and …
A deep insight into the process requires to know how energy is transferred from the milling tool to the milled powder and in which way the transferred energy …
Power Surge: ONR, Energy Efficiency in the Spotlight
A scientist sponsored by the Office of Naval Research has been named to the National Academy of Inventors for groundbreaking work in energy efficiency using Gallium Nitride (GaN).
Metal-organic framework MIL-101(Fe)–NH2 as an efficient …
Porous metal-organic framework (MOF) MIL-101(Fe)–NH 2 was synthesized, characterized and used as a host material for sulphur in the context of lithium-sulphur batteries. The MIL-101(Fe)–NH 2 support possessed, a large surface area, close to 3500 m 2 g −1, and mild framework stability up to 120 °C.As the framework stability …
Fe−O−P bond in MIL-88A(Fe)/BOHP heterojunctions as a …
XPS analysis and DFT calculation offered the proofs that interfacial Fe−O−P bond acted as an atomic-level channel for accelerating electron transfer, and decreased the transmission distance and charge transfer energy barrier between MIL-88A(Fe) and BOHP, thereby achieving effective spatial separation of photo-generated electrons.
Mil. Spec. Bearings | McMaster-Carr
Choose from our selection of mil. spec. bearings, including over 175 products in a wide range of styles and sizes. In stock and ready to ship.
High-Efficiency Photodynamic Antibacterial Activity of NH2-MIL …
High-Efficiency Photodynamic Antibacterial Activity of NH 2-MIL-101 ... and the development of effective antibacterial agents represents a critical solution. In this study, NH 2-MIL-101 ... This interfacial charge transfer boosts the effective production of superoxide radicals by the reduction of oxygen, and the disproportionation reaction with ...
Oxygen-vacancy-mediated energy transfer for singlet oxygen generation
Here, we demonstrate that β-diketone anchoring could improve the photocatalytic generation of 1 O 2 by MIL-125 through enhanced energy transfer. The enhanced energy transfer was attributed to both the narrowed bandgap and the diketone-derived oxygen vacancies, which function as the trapping sites for charge carriers.
Roller Mill | SpringerLink
Roller mill is a type of grinding equipment for crushing materials by pressure between two or more rolling surfaces or between rolling grinding bodies (balls, rollers) and a track (plane, ring, and table).
Kinematics and Efficiency Analysis of the Planetary Roller …
This paper analyzes the kinematics and the efficiency of the planetary roller screw mechanism (RSM) to provide a fundamental basis to support its various applications. The mechanical structure and practical advantages are presented in comparison with the conventional ball screw mechanism (BSM). Kinematic analysis …
Energy Transfers and Transformations
When a golf club is swung and hits a stationary golf ball, some of the club's kinetic energy transfers to the ball as the club does "work" on the ball. In an energy transfer such as this one, energy moves from one …
Energy Efficient Window Coverings | Department of Energy
Choose window treatments and attachments that allow you to use natural light while reducing the heat gained.
Development of photocatalyst based on NaYF4: Yb, Tm
One is to control the size of core–shell structure; the other one is to ensure the efficient energy transfer between core and shell. To achieve two above goals, a series of novel photocatalysts are firstly synthesized by combination of NaYF 4: Yb, Tm@NaYF 4: Yb, Ce (Tm@Ce) and NH 2-MIL-101 (Cr) (NMC) with the different doping amounts of Ce …
Bouncing balls – ABOVE | The Australian …
Students were made aware of the fact that the efficiency of the energy transformation depends on the material the ball is made of and that the bounce percentage is an indicator of this efficiency. They were asked …
Novel graphene quantum dots modified NH2-MIL-125 …
Novel graphene quantum dots modified NH 2-MIL-125 ... bare NH 2-MIL-125 limits its practical application due to its narrow optical response and low photogenerated transfer efficiency. ... of interfacial chemical bonds in S-scheme heterostructure is a crucial factor to realize efficient interfacial charge transfer. High-energy mechanical ball ...
[Activating Efficiency of Iron-copper Bimetallic Organic Framework MIL
Practical use of heterogeneous Fenton-like catalysis is inhibited by poor mass transfer and slow conversion of Fe(Ⅲ) to Fe(Ⅱ). In this study, we prepared a novel iron-copper bimetallic organic framework (MIL-101 (Fe,Cu)) using the solvothermal method, and carefully investigated its interfacial characters, catalytic efficacy toward dyes with …
Ball Mill
In high-energy ball milling, vacuum or a specific gaseous atmosphere is maintained inside the chamber. High-energy mills are classified into attrition ball mills, planetary ball mills, vibrating ball mills, and low-energy tumbling mills. In high-energy ball milling, formation of ceramic nano-reinforcement by in situ reaction is possible.
Single-Molecular Förster Resonance Energy Transfer …
Single-molecule Förster resonance energy transfer (smFRET) inherits the strategy of measurement from the effective "spectroscopic ruler" FRET and can be utilized to observe molecular behaviors with relatively high throughput at nanometer scale.
An energy based comparison of vertical roller mills and …
The paper aimed to provide traceable measurement results to compare the energy consumption for grinding only of ball mills and vertical roller mills using lab …