Encyclopedia/1. The Cosmos & The Natural World/2. Physics & Chemistry • Curated by Admin Timeline.sg
Electrochemistry explores the relationship between chemical reactions and electrical energy, from the first battery to modern fuel cells and lithium-ion technology. This timeline traces key discoveries, inventions, and theoretical advances that enabled energy storage and conversion.
Chronological Storyline (43 Milestones)
600 BCE
Thales of Miletus Observes Static Electricity
Thales notes that rubbing amber (electron) attracts lightweight objects, an early observation of static electricity. #electrochemistry #history
Thales of Miletus Observes Static Electricity By Wilhelm Meyer - own scan, Public domain, https://commons.wikimedia.org/w/index.php?curid=11037570
1600 CE
Gilbert Publishes De Magnete
William Gilbert coins the term 'electricus' and distinguishes between electric and magnetic phenomena. #electrochemistry #science
Gilbert Publishes De Magnete By Unknown author - Image from Timeline of the First Thirty Years of Radio (image is not eligible for copyright), with small alterations by User:Omegatron, Public domain, https://commons.wikimedia.org/w/index.php?curid=2422400
1745 CE
Invention of the Leyden Jar
Pieter van Musschenbroek and Ewald Georg von Kleist independently develop the Leyden jar, the first capacitor for storing static electricity. #electrochemistry #invention
Invention of the Leyden Jar By W. Jerome Harrison - Downloaded 2010-07-18 from W. Jerome Harrison and Charles A. White (1898) Magnetism and Electricity, 5th Ed., Blackie and Son, UK, p. 107, fig. 64 on Google Books, Public domain, https://commons.wikimedia.org/w/index.php?curid=10942385
1780 CE
Galvani Discovers Animal Electricity
Luigi Galvani observes that frog legs twitch when touched by metal, leading to the concept of 'animal electricity' and galvanic cells. #electrochemistry #biology
Galvani Discovers Animal Electricity By Unidentified painter - http://www.museopalazzopoggi.unibo.it//poggi_eng/palazzo/foto/prot http://biografieonline.it/foto-di.htm?n=Luigi+Galvani, Public domain, https://commons.wikimedia.org/w/index.php?curid=2707375
1800 CE
Volta Invents the Voltaic Pile
Alessandro Volta creates the first true battery, the voltaic pile, using alternating discs of zinc and copper separated by brine-soaked cardboard. #electrochemistry #invention
Volta Invents the Voltaic Pile By Borbrav, svg version by Luigi Chiesa - Image:Voltaic pile.png, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=5091724
1800 CE
Carlisle and Nicholson Electrolyze Water
William Nicholson and Anthony Carlisle use Volta's pile to decompose water into hydrogen and oxygen, discovering electrolysis. #electrochemistry #chemistry
Carlisle and Nicholson Electrolyze Water By Chlordk - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=65731911
1807 CE
Davy Isolates Sodium and Potassium
Humphry Davy uses electrolysis to isolate elemental sodium, potassium, and other alkali metals for the first time. #electrochemistry #chemistry
Davy Isolates Sodium and Potassium By Thomas Phillips - one or more third parties have made copyright claims against Wikimedia Commons in relation to the work from which this is sourced or a purely mechanical reproduction thereof. This may be due to recognition of the "sweat of the brow" doctrine, allowing works to be eligible for protection through skill and labour, and not purely by originality as is the case in the United States (where this website is hosted). These claims may or may not be valid in all jurisdictions. As such, use of this image in the jurisdiction of the claimant or other countries may be regarded as copyright infringement. Please see Commons:When to use the PD-Art tag for more information., Public domain, https://commons.wikimedia.org/w/index.php?curid=6364758
1834 CE
Faraday Publishes Laws of Electrolysis
Michael Faraday formulates the two laws of electrolysis, quantifying the relationship between electric charge and chemical change. #electrochemistry #physics
Faraday Publishes Laws of Electrolysis By Thomas Phillips - Thomas Phillips, 1842, Public domain, https://commons.wikimedia.org/w/index.php?curid=463384
1836 CE
Daniell Cell Developed
John Frederic Daniell invents the Daniell cell, a more reliable and longer-lasting battery using copper and zinc electrodes with separate electrolytes. #electrochemistry #invention
Daniell Cell Developed By Cruickshank trough battery, 1801, and Daniell cell batteries, 1836.jpg: Daderot derivative work: Wdwd (talk) - Cruickshank trough battery, 1801, and Daniell cell batteries, 1836.jpg, Public domain, https://commons.wikimedia.org/w/index.php?curid=15216034
1839 CE
Grove Invents the First Fuel Cell
William Grove demonstrates the gas voltaic battery, the first fuel cell, combining hydrogen and oxygen to produce electricity. #electrochemistry #fuelcell
Grove Invents the First Fuel Cell By Lock & Whitfield (active 1856-1894) - NPG, Public domain, https://commons.wikimedia.org/w/index.php?curid=20390734
1859 CE
Planté Invents the Lead-Acid Battery
Gaston Planté creates the first rechargeable battery, the lead-acid cell, using lead electrodes and sulfuric acid electrolyte. #electrochemistry #battery
Planté Invents the Lead-Acid Battery By No machine-readable author provided. Shaddack assumed (based on copyright claims). - No machine-readable source provided. Own work assumed (based on copyright claims)., Public domain, https://commons.wikimedia.org/w/index.php?curid=401224
1866 CE
Leclanché Cell Patented
Georges Leclanché patents the Leclanché cell, a zinc-carbon battery with ammonium chloride electrolyte, precursor to the dry cell. #electrochemistry #invention
Leclanché Cell Patented By Unknown author - Cyclopedia of Telephony and Telegraphy, Public domain, https://commons.wikimedia.org/w/index.php?curid=9587535
1887 CE
Arrhenius Proposes Electrolytic Dissociation
Svante Arrhenius presents his theory that electrolytes dissociate into ions in solution, explaining conductivity and chemical reactivity. #electrochemistry #chemistry
Arrhenius Proposes Electrolytic Dissociation By Photogravure Meisenbach Riffarth & Co. Leipzig. - Zeitschrift für Physikalische Chemie, Band 69, 1909., Public domain, https://commons.wikimedia.org/w/index.php?curid=96273
1889 CE
Nernst Equation Formulated
Walther Nernst derives the Nernst equation, relating electrode potential to ion concentration, fundamental to electrochemistry. #electrochemistry #physics
1894 CE
Ostwald Dilution Law Published
Friedrich Wilhelm Ostwald publishes the dilution law for weak electrolytes, advancing understanding of ionic equilibria. #electrochemistry #chemistry
1899 CE
Jungner Invents Nickel-Cadmium Battery
Waldemar Jungner develops the nickel-cadmium (NiCd) rechargeable battery, using nickel oxide hydroxide and cadmium electrodes. #electrochemistry #battery
Jungner Invents Nickel-Cadmium Battery By Unknown author, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=58403
1902 CE
Reid Patents Alkaline Battery
Thomas Alva Edison patents an alkaline storage battery using nickel-iron chemistry, later improved by others. #electrochemistry #invention
Reid Patents Alkaline Battery By User:z22 - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=29533891
1909 CE
Sørensen Introduces pH Scale
Søren Peder Lauritz Sørensen creates the pH scale to measure acidity and basicity, based on hydrogen ion concentration. #electrochemistry #chemistry
Sørensen Introduces pH Scale By Alvy16 - Own work, CC BY 4.0, https://commons.wikimedia.org/w/index.php?curid=84933482
1923 CE
Debye-Hückel Theory Published
Peter Debye and Erich Hückel develop a theory for strong electrolyte solutions, accounting for ion-ion interactions. #electrochemistry #physics
1932 CE
Bacon Begins Fuel Cell Research
Francis Thomas Bacon starts developing alkaline fuel cells, later used in the Apollo space missions. #electrochemistry #fuelcell
1949 CE
First Commercial Alkaline Battery
Lewis Urry at Eveready invents the first practical alkaline battery, using manganese dioxide and zinc with an alkaline electrolyte. #electrochemistry #battery
First Commercial Alkaline Battery By Aney - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=282602
1955 CE
Grätzel Develops Dye-Sensitized Solar Cell
Michael Grätzel invents the dye-sensitized solar cell, a photoelectrochemical device mimicking photosynthesis. #electrochemistry #solar
Grätzel Develops Dye-Sensitized Solar Cell By Ronald vera saavedra colombia (bogota)ISE; - Transferred from de.wikipedia to Commons., Public domain, https://commons.wikimedia.org/w/index.php?curid=1219106
1959 CE
Bacon Demonstrates 5 kW Fuel Cell
Francis Bacon demonstrates a 5 kW alkaline fuel cell stack, proving fuel cells can power practical applications. #electrochemistry #fuelcell
Bacon Demonstrates 5 kW Fuel Cell By Unknown author, Public domain, https://commons.wikimedia.org/w/index.php?curid=41622
1965 CE
Fuel Cells Power Gemini Spacecraft
NASA uses alkaline fuel cells on Gemini missions to provide electricity and drinking water for astronauts. #electrochemistry #space
Fuel Cells Power Gemini Spacecraft By Original: NASA Vector: Ttheek - Own work based on: GeminiPatch.png, Public domain, https://commons.wikimedia.org/w/index.php?curid=143793396
1970 CE
Whittingham Proposes Lithium Intercalation
Stanley Whittingham demonstrates reversible lithium intercalation in titanium disulfide, laying groundwork for lithium-ion batteries. #electrochemistry #battery
Whittingham Proposes Lithium Intercalation By Stanford Energy - Storage X. Still at 39:54 min., CC BY 3.0, https://commons.wikimedia.org/w/index.php?curid=157571974
1976 CE
Goodenough Discovers LiCoO2 Cathode
John B. Goodenough identifies lithium cobalt oxide (LiCoO2) as a high-energy cathode material for lithium-ion batteries. #electrochemistry #battery
Goodenough Discovers LiCoO2 Cathode By US Embassy Sweden - Nobel 9 Dec 2019 029 copy, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=116723647
1980 CE
Yoshino Develops First Lithium-Ion Battery
Akira Yoshino creates the first prototype lithium-ion battery using LiCoO2 cathode and carbon anode, leading to commercialization. #electrochemistry #battery
Yoshino Develops First Lithium-Ion Battery By 大臣官房人事課 - 令和元年度 文化勲章受章者：文部科学省, CC BY 4.0, https://commons.wikimedia.org/w/index.php?curid=83765904
1985 CE
First Commercial Lithium-Ion Battery
Sony commercializes the lithium-ion battery in 1991, revolutionizing portable electronics. #electrochemistry #battery
First Commercial Lithium-Ion Battery By Kristoferb - Own work (enwiki), CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=12279566
1990 CE
Proton Exchange Membrane Fuel Cell Advances
Ballard Power Systems demonstrates high-power-density PEM fuel cells, enabling automotive applications. #electrochemistry #fuelcell
Proton Exchange Membrane Fuel Cell Advances By Mattuci - Own work, CC0, https://commons.wikimedia.org/w/index.php?curid=42838482
1991 CE
Sony Launches First Li-ion Powered Device
Sony releases the first commercial lithium-ion battery-powered camcorder, the CCD-TR1. #electrochemistry #battery
1997 CE
Goodenough Invents LiFePO4 Cathode
John Goodenough and colleagues develop lithium iron phosphate (LiFePO4), a safer, more stable cathode material. #electrochemistry #battery
Goodenough Invents LiFePO4 Cathode By Aherthabey - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=186207709
2000 CE
Fuel Cell Vehicles Begin Testing
Automakers like Honda and Toyota begin testing fuel cell vehicles, with the Honda FCX and Toyota FCHV. #electrochemistry #fuelcell
Fuel Cell Vehicles Begin Testing By Treeinkr - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=163456169
2004 CE
Tesla Motors Founded
Tesla is founded to produce electric vehicles powered by lithium-ion batteries, accelerating battery technology development. #electrochemistry #electricvehicles
Tesla Motors Founded By Tesla, Public domain, https://commons.wikimedia.org/w/index.php?curid=50957953
2008 CE
Honda FCX Clarity Launched
Honda begins leasing the FCX Clarity, the first production fuel cell vehicle for consumers. #electrochemistry #fuelcell
Honda FCX Clarity Launched By Tokumeigakarinoaoshima - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=45604815
2010 CE
Nobel Prize for Graphene
Andre Geim and Konstantin Novoselov win the Nobel Prize for graphene, a material with potential for supercapacitors and batteries. #electrochemistry #materials
Nobel Prize for Graphene By AlexanderAlUS - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=11294534
2014 CE
Toyota Mirai Fuel Cell Car Released
Toyota launches the Mirai, a mass-produced hydrogen fuel cell sedan, in Japan and later globally. #electrochemistry #fuelcell
Toyota Mirai Fuel Cell Car Released By Alexander Migl - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=110466371
Lithium-Sulfur Battery Breakthrough By Egibe - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=80152749
2019 CE
Nobel Prize for Lithium-Ion Battery
John B. Goodenough, Stanley Whittingham, and Akira Yoshino win the Nobel Prize in Chemistry for developing lithium-ion batteries. #electrochemistry #battery
2020 CE
Solid-State Battery Prototypes
Companies like QuantumScape demonstrate solid-state lithium-metal batteries with higher energy density and safety. #electrochemistry #battery
Solid-State Battery Prototypes By Luca Bertoli - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=91480790
2021 CE
Green Hydrogen Production Scale-Up
Electrolyzer capacity expands globally for green hydrogen production, crucial for fuel cell applications. #electrochemistry #hydrogen
2022 CE
Sodium-Ion Battery Commercialization
CATL begins mass production of sodium-ion batteries, offering a cheaper alternative to lithium-ion for grid storage. #electrochemistry #battery
Sodium-Ion Battery Commercialization By Vladimir022009 - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=148209137
2023 CE
Lithium-Air Battery Research Milestone
Scientists achieve a lithium-air battery with high energy density and improved cycle life, approaching theoretical limits. #electrochemistry #battery
2024 CE
Hydrogen Fuel Cell Trains Enter Service
Hydrogen-powered trains, like the Coradia iLint, begin regular passenger service in Germany and other countries. #electrochemistry #fuelcell
Hydrogen Fuel Cell Trains Enter Service By – FelixM – - InnoTrans 2016 – Alstom iLint with Fuel Cell Batteries, CC0, https://commons.wikimedia.org/w/index.php?curid=51672241
