Yonsei University recently published a research article "Sensing with MXenes
Yonsei University recently published a research article "Sensing with MXenes:" in the internationally renowned journal Advanced Materials. Progress and Prospects ", MXene's two-dimensional structure facilitates functionalization with various end groups, providing a large number of surface active sites. These parts can serve as highly sensitive sensory platforms for various external stimuli. In addition, the high conductivity of the MXenes is ideal for achieving low noise sensory responses. Thus, these properties suggest that MXenes is a very promising alternative sensor material that ena
MXene is considered by many research fields to be a revolutionary 2D material. Especially in the field of sensors, the high electrical conductivity and large surface area of MXENes-like metals are ideal properties as an alternative sensor material that can transcend the boundaries of existing sensor technology. This objective review provides a comprehensive overview of the latest advances in MXene-based sensor technology, as well as a roadmap for the commerciali
Transition metal catalysts include transition
Transition metal catalysts include transition metal hydroxides, oxides, sulfides, phosphates, and alloys. Molybdenum is a transition metal for NRR, and several molecular complexes based on molybdenum have been developed for electrocatalytic ammonia synthesis, such as molybdenum oxide, molybdenum nitride, molybdenum carbide and molybdenum sulfide, which can be used for NRR reactions, with MoS2 being the most widely studied. The edge of MoS2 is the active site of the el
Non-metallic catalysts mainly include carbon-based
Non-metallic catalysts mainly include carbon-based catalysts and some boron and phosphorus based catalysts. Typically, carbon-based catalysts have a porous structure and large surface area, which facilitates the exposure of more active sites and provides a rich channel for proton and electron transport. Various oxygen-containing functional groups and some defects on the surface and edge of graphene oxide make it have different electrical properties and catalytic activities. Researchers use various chemical modifications and chemical bonding methods to modify other beneficial components on the
[English name] : Vanadium Aluminium Carbide [CAS] : 12179-42-9 Product Code: 23-2-13-1-6-1 [Product description] : Vanadium carbide aluminum ceramic powder through high temperature plasma sintering V, Al, C powder mixture, after mechanical crushing and inert gas Bulk grinding preparation. [Packaging specifications] : Fixed packaging 5/10/50/100/500g, or according to customer needs; [ Intended use ] : For the preparation of MXenes by chemical etching, which is required for experimental research in physical chemistry; [ Basic Information ] :
Instructions for MAX-Mo2Ti2AlC3
[English name] : Molybdenum Titanium Aluminium Carbon [CAS] : Product Code: 42-2-22-2-131-6-3 [Product description] : Molybdenum titanium aluminum carbon ceramic powder through high temperature plasma sintering Mo, Ti, Al, C powder mixture, after It was prepared by mechanical crushing and inert gas grinding. [Packaging specifications] : Fixed packaging 5/10/50/100/500g, or according to customer needs; [ Intended use ] : For the preparation of MXenes by chemical etching, which is required for experimental research in physical chemistry; [ Basic I
[Name] : Hafnium Indium Carbide [CAS] : [Product Code] : 72-2-49-1-6 [Product description] : Indium hafnium carbide ceramic powder is sintered Hf, In, C powder mixture by high temperature plasma, and then processed by machinery Crushing and inert gas grinding preparation. [Packaging specifications] : Fixed packaging 5/10/50/100/500g, or according to customer needs; [ Intended use ] : For the preparation of MXenes by chemical etching, which is required for experimental research in physical chemistry; [ Basic Information ] : 1.Chemical form
[English name] : Chromium Aluminum Carbide [CAS] : 12179-41-8 Product Code: 24-2-13-1-6-1 [Product description] : Chromium carbide aluminum ceramic powder through high temperature plasma sintering Cr, Al, C powder mixture, after mechanical crushing and inert gas Bulk grinding preparation. [ Packaging specifications ] : Fixed packaging 5/10/25/50/100g, or according to customer needs; [ Intended use ] : For the preparation of MXenes by chemical etching, which is required for experimental research in physical chemistry; [ Basic Information
MoB MBene is obtained by etching Al from MoAlB
xperimental procedure description 1 1 gmoalb powder is mixed with 100ml 25wt%NaOH solution 2 Transfer mixture to 100ml autoclave 3 Autoclave 150℃, 24h heating 5 Wash with 1M NaOH dilute solution for 3 times and deionized water for 5 times until PH≈7-8 6 Prepared powder, 80℃, vacuum drying for 10h 7 25g (NaOH) /75ml(water)+25g (NaOH)
[ Storage Conditions and expiry date ] This product should be stored at room temperature in a dry place away from light, to avoid contact with acids, alkalis and other liquids, long-term storage will occur slow oxidation. [ Test method ] Crystal results can be confirmed by X-ray powder diffractometer. Confirmation of element composition by energy dispersive X-ray detector; The morphology of particles was characterized by the same morphology characterization. The particle size distribution was evaluated by laser particle size analyzer. [ Safety Protection ] 1.
Prog. Mater. Sci. (IF:48.165) | 2D MXene and carbon
Prog. Mater. Sci. (IF:48.165) | 2D MXene and carbonProg. Mater. Sci. (IF:48.165) | 2D MXene and carbonProg. Mater. Sci. (IF:48.165) | 2D MXene and carbonProg. Mater. Sci. (IF:48.165) | 2D MXene and carbonProg. Mater. Sci. (IF:48.165) | 2D MXene and carbonProg. Mater. Sci. (IF:48.165) | 2D MXene and carbon
MXene: A new development approach for a wide range of new materials
MXene is a class of two-dimensional inorganic compounds in materials science. These materials consist of transition metal carbides, nitrides, or carbon nitrides several atomic layers thick. It first appeared in 2011 because MXene materials have the metal conductivity of transition metal carbides due to the hydroxyl group or terminal oxygen on their surface. It is widely used in supercapacitors, batteries, electromagnetic interference shielding and composite materials. For example, unlike conventional batteries, the material provides more channels for the movement of ions, greatly increas
Application of Mxene materials in flexible energy storage and devices
With the increasing demand for wearable electronic products, flexible energy storage devices have been rapidly developed. MXenes is considered as a promising flexible electrode due to its ultra-high volumetric capacity, metal conductivity, superior hydrophilicity and rich surface chemistry. Pure MXene, MXene carbon composites, MXene metal oxide composites and MXene polymer composites have applications in flexible electronic devices such as sensors, nanogenerators and electromagnetic interference shielding. In addition, the application of MXenes materials in flexible devices affects the stress,
What are the common two-dimensional Mxene materials?
Evaluating the delamination process in the synthesis of MXenes (two-dimensional transition metal carbides and nitrides) is critical for their development and application. However, preparing large, defect-free MXene flakes with high yields is challenging. Here, a power-centered delamination (PFD) strategy is demonstrated that can improve the delamination efficiency and yield of large Ti3C2Tx MXene nanosheets through repeated precipitation and vortex oscillation processes. According to the protocol, Ti3C2Tx MXene has a colloidal concentration of 20.4 mg ml-1, which can be achieved after five PFD
What material is mxene? What are its functions?
Engineers at Drexel University have developed a coating and related new fabric called MXene. The new MXene coating is a two-dimensional material that is electrically conductive, has been shown to be very effective at blocking electromagnetic waves and potentially harmful radiation, and can be woven into clothing and other accessories. As manufacturers incorporate sensing and communication technologies into smart fabrics, the demand for fabrics that block electromagnetic waves is increasing. The researchers believe that the fabric coated with MXene is designed to shield against device tracking
MXene is a class of two-dimensional inorganic compounds in materials science. These materials consist of transition metal carbides, nitrides, or carbon nitrides several atomic layers thick. It was first reported in 2011 that MXene materials have the metal conductivity of transition metal carbides because they have hydroxyl groups or terminal oxygen on their surfaces. Morphologically, MXene is like a squished hydrogel between metal oxides, and it conducts electricity so well that it can replace copper and aluminum in wires, so that ions move with much less resistance. The signific
The Birth of MXene - Professor Yury Gogotsi
MXene materials are a class of metal carbide and metal nitride materials with two-dimensional layered structure, whose appearance is similar to that of potato chips. The first MXene member was first synthesized in 2011 by Professor Yury Gogotsi of Drexel University in the United States. At present, such materials have attracted worldwide attention in many materials research fields (such as energy, optics, catalysis, etc.).
Preparation, properties and application of MXene/ polymer films
As a new two-dimensional material, transition metal carbon/nitride (MXene) has been reported for the first time since 2011, and has quickly attracted the attention of scientific researchers because of its excellent properties. MXene is composed of n+1 layer of transition metal atoms (M) and n layer of carbon or nitrogen (X) atoms, and its general formula can be written as Mn+1XnTx, where n is 1, 2 or 3, representing the atomic arrangement types of three MXene materials, T refers to the functional group bonded to the surface of the material. Due to the rich chemical composition of the sys
April 7-9 "2023 8th National Energy Storage Science and Technology Conference"
The 8th National Energy Storage Science and Technology Conference, co-sponsored by Jilin University, Energy Storage Engineering Committee of Chemical Society of China, Electric Energy Storage Committee of Chinese Society of Electrical Engineering, and Chemical Industry Press Co., Ltd. has been held in Changchun Wuhuan International Hotel from April 7th to 9th, 2023. The theme of the conference is "Key Science and Technology for Energy Storage under the Dual Carbon Target". Thi
Synthesis and Electrochemical Properties of Two-Dimensional Hafnium Carbide.
The preparation of MXenes is mainly obtained by selective etching of Al atoms in MAX phase material with Al A position in HF acid, NH4HF2 solution, LiF and HCl mixture solution and low eutectic mixed salt medium. Since it is difficult for transition metals Zr and Hf to form MAX phase with A as Al, there is no report on MXenes materials of Zr and Hf series up to now. Compared with Zr series materials, Hf lamellar carbide is more difficult to obtain a single phase, the researchers based on the solution method of tuning unit cell in the thinking of the layer, the introduction of a small amount of
"11" Science and Technology Advanced Materials Center
Jilin Yiyi Science and Technology Co., Ltd. will take physical, chemical and life sciences as the core of basic science, stimulate future scientific research and the transformation of related achievements, stimulate the research and development of cutting-edge materials, promote the development of energy, environment and medical career new opportunities, to meet the better future life with science. "11"is dedicated to the development of future science.Physical,chemistry,and biology were
Current status and future development of heat treatment technology for metal materials
Metal materials and various scientific activities as well as economic society has a close connection, the development of human society to today. With the progress of The Times and the development of science and technology, metal substitutes have been constantly developed, and the heat treatment technology of metal materials has also been improved unprecedentedly. The following will briefly describe and analyze its development status and future development direction. Key words: Heat treatment technology of metal materials; The status quo. The development direction
Nano-metallic materials: Advances and challenges
More than 40 years ago, scientists realized that disordered structures in real materials cannot be ignored. Many of the NEWLY discovered PHYSICAL EFFECTS, SUCH as certain phase transitions, quantum SIZE EFFECTS, and RELATED TRANSPORT PHENOMENA, OCCUR ONLY in ordered solids containing defects. In fact, if the crystal area of polycrystal characteristic scale (grain diameter or domain or film thickness) reaches a certain characteristic length (such as electronic wavelength, the mean free path, coherent length, correlation length, etc.), the performance of the materia
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