Battery (electricity)
An electric battery is a device consisting of one or more electrochemical cells that convert stored chemical energy into electrical energy. Each cell contains a positive terminal, or cathode, and a ne...
Battery (electricity) - Wikipedia
Potato battery new and improved Video Reuters
A potato battery can light up a room for over a month.
From Allergens To Anodes: Pollen Derived Battery Electrodes
Pollens, the bane of allergy sufferers, could represent a boon for battery makers: Recent research has suggested their potential use as anodes in lithium-ion batteries. 'Our findings have demonstrated...
Energy Storage: You’ll Never Be-Leaf What Makes Up This Battery
Scientists at the University of Maryland have a new recipe for batteries: Bake a leaf, and add sodium. They used a carbonized oak leaf, pumped full of sodium, as a demonstration battery’s negative ter...
New Design Points A Path To The ‘Ultimate’ Battery
Scientists have developed a working laboratory demonstrator of a lithium-oxygen battery which has very high energy density, is more than 90% efficient, and, to date, can be recharged more than 2000 ti...
Saltwater Lamps For Those in Need
In first world countries, light and electricity may be something taken for granted. When one ambles into a business office, it’s uncommon to marvel at the fluorescents above when they flicker on. All ...
New Battery Technologies Take On Lithium-Ion
Lithium-ion batteries remain the technology-of-choice for today’s crop of electric cars, but challengers are revving up to try to upset the current order. An article in Chemical & Engineering News (C&...
Novel Battery Uses Light To Produce Power (video)
The researchers developed a battery with a titanium nitride photoanode that is highly stable and thus far safer than conventional options. Under normal indoor lighting, it discharged electric current ...
Tesla launches Tesla Energy line of batteries for homes, businesses and utilities
Tesla CEO Elon Musk launched a line of batteries for homes, businesses and utilities in a bid to help speed the spread of renewable energy.
The latest disruptive space technology is a battery-powered rocket engine
Rocket Lab, a US and New Zealand-based defense research company, has exploited the increasing power packed by small batteries to develop a new rocket it’s calling the Electron. It says it will cost $4...
Dawn Of A New Era: The Revolutionary Ion Engine That Took Spacecraft To Ceres
The NASA spacecraft Dawn has spent more than seven years travelling across the Solar System to intercept the asteroid Vesta and the dwarf planet Ceres. Now in orbit around Ceres, the probe has returne...
ABC Science: Making fuel out of thin air
In a discovery that experts say could revolutionise fuel cell technology, scientists have found that graphene, the world's thinnest, strongest and most impermeable material, can allow protons to pass ...
Charge your Mobile Phone in 30 Seconds
A mobile phone charger has been developed to charge a mobile in just 30 seconds from empty to full. StoreDot, an Israeli startup firm is behind this technology. StoreDot CEO Doron Myersdorf in an ...
Startup Makes a New Kind of Flexible, Printed Battery
A California startup is developing flexible, rechargeable batteries that can be printed cheaply on commonly used industrial screen printers. Imprint Energy, of Alameda, California, has been testing it...
Battery Advance Could Help Solve Renewable Energy Intermittency
MIT Technology Review - Low-cost materials could make storing hours of power from a wind farm economically feasible.
History of the battery
Batteries provided the main source of electricity before the development of electrical generators and electrical power grids around the end of the 19th century. Successive improvements in battery tec...
History of the battery - Wikipedia
Galvanic cell
A galvanic cell, or voltaic cell, named after Luigi Galvani, or Alessandro Volta respectively, is an electrochemical cell that derives electrical energy from spontaneous redox reactions taking place w...
Galvanic cell - Wikipedia
Rechargeable battery
A rechargeable battery, storage battery, secondary battery or accumulator is a type of electrical battery. It comprises one or more electrochemical cells, and is a type of energy accumulator used for...
Rechargeable battery - Wikipedia
Fuel cell
A fuel cell is a device that converts the chemical energy from a fuel into electricity through a chemical reaction with oxygen or another oxidizing agent.Hydrogen produced from the steam methane refor...
Electrochemical cell
An electrochemical cell is a device capable of either generating electrical energy from chemical reactions or facilitating chemical reactions through the introduction of electrical energy. A common ex...
Electrochemical cell - Wikipedia
Aluminium battery
Aluminium–air batteries or Al–air batteries produce electricity from the reaction of oxygen in the air with aluminium. They have one of the highest energy densities of all batteries, but they are not ...
Nanobatteries
Nanobatteries are fabricated batteries employing technology at the nanoscale, a scale of minuscule particles that measure less than 100 nanometers or 10 meters. In comparison, traditional Li-Ion techn...
Nanowire battery
A nanowire battery uses nanowires to increase the surface area of one or both of its electrodes. Some designs(Silicon, Germanium and Transition metal oxides), variations of the lithium-ion battery hav...
Organic radical battery
An organic radical battery (ORB) is a relatively new type of battery first developed in 2005. It uses an organic radical polymer, which is a flexible plastic, instead of metal to provide power. The po...
Oxyride battery
Nickel oxyhydroxide battery (abb. NiOx) is a type of primary cell. It is not rechargeable and must be disposed after a single use. NiOx batteries can be used in high-drain applications such as digital...
Oxyride battery - Wikipedia
Paper battery
A paper battery is an electric battery engineered to use a spacer formed largely of cellulose (the major constituent of paper). It incorporates nanoscale structures to act as high surface-area electro...
Polymer-based battery
A polymer-based battery uses organic materials instead of bulk metals to form a battery.
Organic batteries are an alternative to the metal reaction battery technologies, and much research is takin...
Zinc-bromine flow battery
The zinc–bromine flow battery is a type of hybrid flow battery. A solution of zinc bromide is stored in two tanks. When the battery is charged or discharged the solutions (electrolytes) are pumped thr...
Zinc-carbon battery
A zinc–carbon battery is a dry cell battery that delivers a potential of 1.5 volts between a zinc metal electrode and a carbon rod from an electrochemical reaction between zinc and manganese dioxide m...
Zinc-carbon battery - Wikipedia