• Johann F. C. Hessel - Wikipedia

    en.wikipedia.org/wiki/Johann_F._C._Hessel Johann Friedrich Christian Hessel (27 April 1796 – 3 June 1872) was a German physician (MD, University of Würzburg, 1817) and professor of mineralogy (PhD, University of Heidelberg, 1821) at the University of Marburg.
  • Johann F. C. Hessel | German mineralogist | Britannica

    www.britannica.com/biography/Johann-F-C-Hessel Other articles where Johann F. C. Hessel is discussed: point group: …demonstrated by a German mineralogist, Johann F.C. Hessel, in 1830. Each possible combination is called a point group, or crystal class. A crystal can be assigned to one of these point groups on the basis of its external shape, or morphology. The addition of translational changes will yield a total…
  • Most Famous People with Last Name Hessel - #1 is Johann F ...

    playback.fm/people/last-name/hessel Johann F. C. Hessel Given name: Christian Wednesday, April 27, 1796 Johann F. C. Hessel is the most famous person named Hessel. Their Zodiac sign is ♉Taurus.They are considered the most important person in history born with the last name of Hessel.
  • Hessel (surname) - Wikipedia

    en.wikipedia.org/wiki/Hessel_(surname) Hessel is a surname. Notable people with the surname include: Bernd Hessel (born 1961), West German sprint canoeist; Franz Hessel (1880–1941), German author, translator and lecturer; Lasse Hessel (born 1940), Danish doctor and inventor; Johann F. C. Hessel (1796–1872), German physician and mineralogist; Mats Hessel (born 1961), Swedish ice hockey player; Phoebe Hessel (1713–1812), woman ...
  • Johann Friedrich Christian Hessel – Wikipédia, a ...

    pt.wikipedia.org/wiki/Johann_Friedrich_Christian_Hessel Johann Friedrich Christian Hessel (Nuremberg, 27 de abril de 1796 — Marburg, 3 de junho de 1872) foi um mineralogista e cristalografista alemão.. Ligações externas. Biografia (em inglês
  • Point group | crystallography | Britannica

    www.britannica.com/science/point-group Only 32 distinct combinations of these point operations are possible, as demonstrated by a German mineralogist, Johann F.C. Hessel, in 1830. Each possible combination is called a point group, or crystal class. A crystal can be assigned to one of these point groups on the basis of its external shape, or morphology.
  • Plagioclase - Unionpedia, the concept map

    en.unionpedia.org/Plagioclase Johann F. C. Hessel. Johann Friedrich Christian Hessel (27 April 1796 – 3 June 1872) was a German physician (MD, University of Würzburg, 1817) and professor of mineralogy (PhD, University of Heidelberg, 1821) at the University of Marburg. New!!: Plagioclase and Johann F. C. Hessel · See more » Labrador
  • 斜长石 - 维基百科,自由的百科全书

    zh.wikipedia.org/wiki/%E6%96%9C%E9%95%BF%E7%9F%B3 斜长石是两种矿物的固溶体这一性质首先是由德国矿物学家 约翰·海赛尔 ( 英语 : Johann F. C. Hessel ) (Johann F. C. Hessel)于1826年发现的。 在斜长石中, 钠 原子和 钙 原子可以在 晶格 中相互替代,按此两种原子的比例可将斜长石继续划分成从 钠长石 到 钙长石 的 ...
  • Plagioclase - Hyperleap

    hyperleap.com/topic/Plagioclase Albite - Anorthite - Mineral - Feldspar - Mars - Bytownite - Crystal twinning - Andesine - Oligoclase - Geology of the Moon - Crust (geology) - Labradorite - Thin section - Johann F. C. Hessel - Anorthosite - Igneous rock - Mafic - Diorite - Sunstone - Syenite - Andesite - Granite - Orthoclase - Subsolvus - Triclinic crystal system
  • Piezoelectricity | Ultrasonic_nozzle have this in common

    hyperleap.com/suggestions/Piezoelectricity/Ultrasonic_nozzle In classical electromagnetism, polarization density (or electric polarization, or simply polarization) is the vector field that expresses the density of permanent or induced electric dipole moments in a dielectric material. In vector calculus and physics, a vector field is an assignment of a vector to each point in a subset of space. A magnet is a material or object that produces a magnetic field.