Element 14

Element 14
Name	Fourteenth element
Atomic number	14
Category	Metalloid
Phase	Solid
Appearance	Silvery-gray crystalline
Atomic mass	28.085
Electron configuration	[Ne] 3s2 3p2
Density	2.33 g/cm3
Melting point	1414 °C
Boiling point	3265 °C

Element 14 is a chemical element with atomic number 14, a ubiquitous metalloid central to modern technology, geology, and biology. It forms a vast family of minerals, industrial materials, and electronic components and links to landmark institutions and historical figures through its discovery and exploitation. Its compounds underpin industries highlighted by corporations and research centers across continents.

Etymology and Discovery

The name of this element derives from a Latin term used by alchemists and natural philosophers in the Renaissance and Enlightenment eras; early recognized compounds appear in accounts by Antoine Lavoisier, Joseph Priestley, and collectors associated with the Royal Society. The first isolation of the pure element in a recognizable form was achieved in the 19th century by researchers at institutions like the École Polytechnique and universities such as University of Göttingen and University of Oxford, who corresponded with contemporaries at the British Museum and the Académie des Sciences. Industrial chemists working for firms akin to Rothschild and early chemical manufacturers in Germany and France contributed techniques later refined in laboratories at Massachusetts Institute of Technology and University of Cambridge.

Properties

This metalloid crystallizes in a diamond cubic lattice similar to forms studied by physicists at Bell Labs and crystallographers at Cavendish Laboratory. Its band structure and semiconducting behavior were elucidated in landmark papers from researchers affiliated with IBM and Stanford University and are central to device designs used by Intel, AMD, and NVIDIA. Thermal conductivity measurements performed at National Institute of Standards and Technology complement optical studies reported by groups at Harvard University and Caltech. Mechanical properties relevant to microfabrication are characterized in methods taught at Massachusetts Institute of Technology and implemented in fabs operated by TSMC and Samsung Electronics.

Occurrence and Production

Found widely within the Earth's crust, this element occurs mainly as silicate minerals cataloged by geologists from institutions such as the United States Geological Survey, Geological Survey of Canada, and the British Geological Survey. Major ore deposits and mining operations near regions administered historically by Rio Tinto Group and BHP supply raw materials, with processing plants modeled after facilities at Alcoa and Rio Tinto refining sand, quartz, and clays. Production techniques developed at laboratories like Fraunhofer Society and companies such as Dow Chemical Company and DuPont yield metallurgical-grade material, which semiconductor fabs at Intel, GlobalFoundries, and Samsung convert to electronic-grade substrates.

Applications

As the backbone of the microelectronics revolution, this element's wafers and chips power products from Apple Inc. and Samsung Electronics to supercomputers at Lawrence Livermore National Laboratory and data centers operated by Google and Amazon Web Services. Its compounds serve in solar modules manufactured by companies like First Solar and integrated into infrastructure projects overseen by firms such as Siemens and Schneider Electric. In materials science, composites developed with research groups at MIT, ETH Zurich, and Tokyo Institute of Technology incorporate this element into ceramics, optics, and sensors used by industries including Boeing and Airbus. Academic collaborations involving DARPA and the National Science Foundation fund ongoing work expanding applications in quantum devices and photonics at centers such as IBM Research and Max Planck Society.

Isotopes and Nuclear Properties

Stable isotopes of this element were characterized in mass-spectrometry studies at Oak Ridge National Laboratory and Lawrence Berkeley National Laboratory, which informed nuclear data compiled by international bodies like the International Atomic Energy Agency. Radioisotopes produced in cyclotrons at CERN and at university reactors provide tracers used in studies conducted at Karolinska Institute and Johns Hopkins University. Nuclear cross-section measurements relevant to neutron interactions appear in papers from teams at Los Alamos National Laboratory and influence shielding designs for facilities like European Organization for Nuclear Research and medical accelerators at Mayo Clinic.

Biological Role and Toxicology

Trace forms of compounds containing this element are studied for roles in plant physiology by researchers at Wageningen University and Rothamsted Research, and in human health by groups at World Health Organization and Centers for Disease Control and Prevention. While generally considered of low acute toxicity in many forms used by Food and Drug Administration-regulated industries, respirable dust and nanoparticles produced in facilities akin to those at Foxconn and Samsung raise occupational safety concerns addressed by agencies such as Occupational Safety and Health Administration. Toxicology and environmental fate studies published by teams at Environmental Protection Agency and universities including University of California, Berkeley guide exposure limits and remediation protocols used by municipal authorities like New York City and City of Tokyo.

Category:Chemical elements