News&Events
Home
>
News&Events
>
CEM Collections
CEM Collections
- 2016-01-21 Lithium-ion battery structure that self-heats at low temperatures
- Lithium-ion batteries suffer severe power loss at temperatures below zero degrees Celsius, limiting their use in applications such as electric cars in cold climates and high-altitude drones. The pract...
- 2016-01-21 Earth-Abundant Nanomaterials for Oxygen Reduction
- Replacing the rare and precious platinum (Pt) electrocatalysts with earth-abundant materials for promoting the oxygen reduction reaction (ORR) at the cathode of fuel cells is of great interest in deve...
- 2016-01-18 Lead Halide Perovskite Photovoltaic as a Model p–i–n Diode
- The lead halide perovskite photovoltaic cells, especially the iodide compound CH3NH3PbI3family, exhibited enormous progress in the energy conversion efficiency in the past few years. Although the firs...
- 2016-01-18 Towards high-efficiency nanoelectrocatalysts for oxygen reduction through engineering advanced carbon nanomaterials
- One of the critical issues in the industrial development of fuel cells (e.g., proton exchange membrane fuel cells, direct methanol fuel cells and biofuel cells) is the high cost, serious intermediate ...
- 2016-01-15 Gain modulation by graphene plasmons in aperiodic lattice lasers
- Two-dimensional graphene plasmon-based technologies will enable the development of fast, compact, and inexpensive active photonic elements because, unlike plasmons in other materials, graphene plasmon...
- 2016-01-15 Nickel supported on nitrogen-doped carbon nanotubes as hydrogen oxidation reaction catalyst in alkaline electrolyte
- The development of a low-cost, high-performance platinum-group-metal-free hydroxide exchange membrane fuel cell is hindered by the lack of a hydrogen oxidation reaction catalyst at the anode. Here we ...
- 2016-01-14 A lithium–oxygen battery based on lithium superoxide
- Batteries based on sodium superoxide and on potassium superoxide have recently been reported. However, there have been no reports of a battery based on lithium superoxide (LiO2), despite much research...
- 2016-01-14 Enhanced electronic properties in mesoporous TiO2 via lithium doping for high-efficiency perovskite solar cells
- Perovskite solar cells are one of the most promising photovoltaic technologies with their extraordinary progress in efficiency and the simple processes required to produce them. However, the frequent ...
- 2016-01-14 Nature and Nature family add new members
- Nature and Nature family add three new members: Nature Energy, Nature Microbiology, and Nature Reviews Materials.Nature Energy is an online-only journal dedicated to exploring all aspects of this on-g...
- 2016-01-14 High-capacity battery cathode prelithiation to offset initial lithium loss
- Loss of lithium in the initial cycles appreciably reduces the energy density of lithium-ion batteries. Anode prelithiation is a common approach to address the problem, although it faces the issues of ...
- 2016-01-12 Co(OH)2@PANI Hybrid Nanosheets with 3D Networks as High-Performance Electrocatalysts for Hydrogen Evolution Reaction
- Hybrid electrocatalysts with excellent electrocatalytic activity for hydrogen reduction are fabricated using an efficient and facile electrochemical route. The electronic and synergistic effects betwe...
- 2016-01-12 Defect-Rich Ultrathin ZnAl-Layered Double Hydroxide Nanosheets for Efficient Photoreduction of CO2 to CO with Water
- Defect-rich ultrathin ZnAl-layered double hydroxide nanosheets are successfully prepared. Under UV-vis irradiation, these nanosheets are superior efficient catalysts for the photoreduction of CO2 to C...
- 2016-01-12 High-efficiency robust perovskite solar cells on ultrathin flexible substrates
- Wide applications of personal consumer electronics have triggered tremendous need for portable power sources featuring light-weight and mechanical flexibility. Perovskite solar cells offer a compellin...
- 2016-01-11 Three-dimensional controlled growth of monodisperse sub-50 nm heterogeneous nanocrystals
- The ultimate frontier in nanomaterials engineering is to realize their composition control with atomic scale precision to enable fabrication of nanoparticles with desirable size, shape and surface pro...
- 2016-01-08 Sieving hydrogen isotopes through two-dimensional crystals
- One-atom-thick crystals are impermeable to atoms and molecules, but hydrogen ions (thermal protons) penetrate through them. We show that monolayers of graphene and boron nitride can be used to separat...
- 2016-01-08 A polymer scaffold for self-healing perovskite solar cells
- Advancing of the lead halide perovskite solar cells towards photovoltaic market demands large-scale devices of high-power conversion efficiency, high reproducibility and stability via low-cost fabrica...
- 2016-01-08 A mixed-cation lead mixed-halide perovskite absorber for tandem solar cells
- Metal halide perovskite photovoltaic cells could potentially boost the efficiency of commercial silicon photovoltaic modules from ∼20 toward 30% when used in tandem architectures. An optimum perovski...
- 2016-01-07 Engineered Hematite Mesoporous Single Crystals Drive Drastic Enhancement in Solar Water Splitting
- Mesoporous single crystals (MSCs) rendering highly accessible surface area and long-range electron conductivity are extremely significant in many fields, including catalyst, solar fuel, and electrical...
- 2016-01-07 Gated Materials for On-Command Release of Guest Molecules
- Multidisciplinary research at the forefront of the field of hybrid materials has paved the way to the development of endless examples of smart devices. One appealing concept in this fertile field is r...
- 2016-01-05 Controlling many-body states by the electric-field effect in a two-dimensional material
- To understand the complex physics of a system with strong electron–electron interactions, the ideal is to control and monitor its properties while tuning an external electric field applied to the sys...