Power with a twist: Twisted ropes made from single-walled carbon nanotubes could store enough energy to power sensors within the human body while avoiding the chemical hazards associated with batteries. (Courtesy: Shigenori UTSUMI) Topics: Applied Physics, Battery, Carbon Nanotubes, Chemistry, Materials Science, Nanoengineering Mechanical watches and clockwork toys might seem like relics of a bygoneContinue reading “Twist in Storage…”
Category Archives: Battery
Fast Charger…
Significant Li plating capacity from Si anode. a, Li discharge profile in a battery of Li/graphite–Li5.5PS4.5Cl1.5 (LPSCl1.5)–LGPS–LPSCl1.5–SiG at current density 0.2 mA cm–2 at room temperature. Note that SiG was made by mixing Si and graphite in one composite layer. Inset shows the schematic illustration of stages 1–3 based on SEM and EDS mapping, which illustrate the unique Li–SiContinue reading “Fast Charger…”
Cooling Circuitry…
Illustration of a UCLA-developed solid-state thermal transistor using an electric field to control heat movement. Credit: H-Lab/UCLA Topics: Applied Physics, Battery, Chemistry, Electrical Engineering, Energy, Thermodynamics A new thermal transistor can control heat as precisely as an electrical transistor can control electricity. From smartphones to supercomputers, electronics have a heat problem. Modern computer chips suffer from microscopicContinue reading “Cooling Circuitry…”
All-Solid-State Batteries
Comparison of cathode volume changes in all-solid-state cells under low-pressure operation. Credit: Korea Institute of Science and Technology Topics: Batteries, Chemistry, Climate Change, Lithium, Materials Science, Nanomaterials Often referred to as the “dream batteries,” all-solid-state batteries are the next generation of batteries that many battery manufacturers are competing to bring to market. Unlike lithium-ion batteries,Continue reading “All-Solid-State Batteries”
Build Better Batteries…
Electric field- and pressure-assisted fast sintering to control graphene alignment in thick composite electrodes for boosting lithium storage performance. Credit: Hongtao Sun, Penn State Topics: Battery, Energy, Graphene, Green Tech, Lithium, Materials Science, Nanomaterials The demand for high-performance batteries, especially for use in electric vehicles, is surging as the world shifts its energy consumption to aContinue reading “Build Better Batteries…”
Cartoon Network…
Mick Fleetwood’s Maui Restaurant destroyed in Maui fire. Allison Rapp, Ultimate Classic Rock Topics: Battery, Chemistry, Civics, Civilization, Climate Change, Democracy, Existentialism The Herculoids were a Hanna-Barbara cartoon that only ran for two seasons, from 1967 to 1969. From ages five to seven, I didn’t demand much from my Saturday morning viewing pleasure: good guys,Continue reading “Cartoon Network…”
Lived Well…
Positive (+): LiMO2 <–> Li1-xMO2 + xLi+ + xe– Negative (-): xLi+ + xe– + C <–> LixC M = transition metal NANO 761: Introduction to Nano Energy, Lecture 4 – Lithium Ion Battery, Cathode to Anode, Spring 2018, JSNN Topics: Battery, Climate Change, Green Tech, History, Nobel Laureate, Nobel Prize John B. Goodenough, aContinue reading “Lived Well…”
A Charge For All Seasons…
The new composition for fluorine-containing electrolytes promises to maintain high battery charging performance for future electric vehicles even at sub-zero temperatures. (Image by Shutterstock.) Topics: Battery, Chemistry, Climate Change, Global Warming, Lithium, Materials Science Scientists developed a new and safer electrolyte for lithium-ion batteries that work as well in sub-zero conditions as it does atContinue reading “A Charge For All Seasons…”
TEG…
The new self-powered thermoelectric generator device uses an ultra-broadband solar absorber (UBSA) to capture sunlight, which heats the generator. Simultaneously, another component called a planar radiative cooling emitter (RCE) cools part of the device by releasing heat. Credit: Haoyuan Cai, Jimei University. Topics: Alternate Energy, Battery, Chemistry, Energy, Materials Science, Thermodynamics Researchers have developed aContinue reading “TEG…”
Green Transition…
Photo: Getty Images Topics: Battery, Chemistry, Climate Change, Economics, Global Warming Welcome back to The Green Era, a weekly newsletter bringing you the news and trends in the world of sustainability. Click subscribe above to be notified of future editions. The shift to renewable energy has caused consternation over the fate of workers in theContinue reading “Green Transition…”
Physics and Nano 