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Yet Ming Chiang, Gerbrand Ceder, Pimpa Limthongkul: Electroactive material for secondary batteries and methods of preparation. Massachusetts Institute of Technology, Wolf Greenfield & Sacks P C, July 29, 2003: US06599662 (104 worldwide citation)

This invention provides a composite material for use as an electrode in electrochemical devices. An electroactive composite material includes a first electroactive metal, the electroactive material including a phase enriched in a metal or metal alloy, Me


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Yet Ming Chiang, Sung Yoon Chung, Jason T Bloking, Anna M Andersson: Conductive lithium storage electrode. Massachusetts Institute of Technology, Wolf Greenfield & Sacks P C, March 4, 2008: US07338734 (85 worldwide citation)

A compound comprising a composition Ax(M′1-aM″a)y(XD4)z, Ax(M′1-aM″a)y(DXD4)z, or Ax(M′1-aM″a)y(X2D7)z, and have values such that x, plus y(1-a) times a formal valence or valences of M′, plus ya times a formal valence or valence of M″, is equal to z times a formal valence of the XD4, X2D7, or DXD4 g ...


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Yet Ming Chiang, William Douglas Moorehead, Antoni S Gozdz, Richard K Holman, Andrew Loxley, Gilbert N Riley Jr, Michael S Viola: Battery structures, self-organizing structures and related methods. A123 Systems, Massachusetts Institute of Technology, Wilmer Cutler Pickering Hale & Dorr, August 25, 2009: US07579112 (58 worldwide citation)

An energy storage device includes a first electrode comprising a first material and a second electrode comprising a second material, at least a portion of the first and second materials forming an interpenetrating network when dispersed in an electrolyte, the electrolyte, the first material and the ...


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Richard K Holman, Yet Ming Chiang, Antoni S Gozdz, Andrew L Loxley, Benjamin Nunes, Michele Ostraat, Gilbert N Riley, Michael S Viola: Coated electrode particles for composite electrodes and electrochemical cells. A123 Systems, Wilmer Cutler Pickering Hale and Dorr, August 8, 2006: US07087348 (50 worldwide citation)

Electrodes for use in electrochemical devices are disclosed. More particularly coated electrode particles for use in solid electrochemical cells and materials and systems for improving electronic conductivity and repulsive force characteristics of an electrode network are disclosed. An article conta ...


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Yet Ming Chiang, Donald R Sadoway, Young Il Jang, Biyan Huang: Intercalation compounds and electrodes for batteries. Massachusetts Institute of Technology, Wolf Greenfield & Sacks P C, September 7, 2004: US06787232 (50 worldwide citation)

This invention concerns intercalation compounds and in particular lithium intercalation compounds which have improved properties for use in batteries. Compositions of the invention include particulate metal oxide material having particles of multicomponent metal oxide, each including an oxide core o ...


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Yet Ming Chiang, Benjamin Hellweg: Reticulated and controlled porosity battery structures. Massachusetts Institute of Technology, Wolf Greenfield & Sacks P C, June 30, 2009: US07553584 (49 worldwide citation)

The effective ionic conductivity in a composite structure is believed to decrease rapidly with volume fraction. A system, such as a bipolar device or energy storage device, has structures or components in which the diffusion length or path that electrodes or ions must traverse is minimized and the i ...


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Yet Ming Chiang, Sossity A Sheets, Gregory W Farrey, Nesbitt W Hagood IV, Andrey Soukhojak, Haifeng Wang: Electromechanical actuators. Massachusetts Institute of Technology, Wolf Greenfield & Sacks P C, August 15, 2006: US07090785 (48 worldwide citation)

A perovskite compound of the formula, (Na1/2Bi1/2)1-xMx(Ti1-yM′y)O3±z, where M is one or more of Ca, Sr, Ba, Pb, Y, La, Pr, Nd, Sm, Eu, Gd, Th, Dy, Ho, Er, Tm, Yb and Lu; and M′ is one or more of Zr, Hf, Sn, Ge, Mg, Zn, Al, Sc, Ga, Nb, Mo, Sb, Ta, W, Cr, Mn, Fe, Co and Ni, and 0.01


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Anne M Mayes, Gerbrand Ceder, Yet Ming Chiang, Donald R Sadoway, Mehmet K Aydinol, Philip P Soo, Young Il Jang, Biying Huang: Non-crosslinked, amorphous, block copolymer electrolyte for batteries. Massachusetts Institute of Technology, Wolf Greenfield & Sacks P C, April 11, 2006: US07026071 (40 worldwide citation)

Solid battery components are provided. A block copolymeric electrolyte is non-crosslinked and non-glassy through the entire range of typical battery service temperatures, that is, through the entire range of at least from about 0° C. to about 70° C. The chains of which the copolymer is made each inc ...


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Yet Ming Chiang, Robert P Messner: Method of preparing refractory silicon carbide composites and coatings. Massachusetts Institute of Technology, Choate Hall & Stewart, January 7, 1992: US05079195 (29 worldwide citation)

A carbonaceous preform is infiltrated with a silicon melt alloyed with at least one element which is substantially insoluble in silicon carbide and which forms refractory phases. The resulting silicon carbide composite has substantially no free silicon. Silicides of the alloying elements are a suita ...