APPLICATIONS: High efficiency solar cells ABSTRACT: Berkeley Lab researchers led by Wladek Walukiewicz have developed a photovoltaic (PV) device having three-dimensional (3D) charge separation and collection where charge separation occurs in 3D depletion regions formed between p-type doped group III-nitride materials in the PV device and intrinsic structural … [Read more...] about Photovoltaic Device with 3D Charge Separation and Collection 2016-163
Physical Sciences
Hybrid Photo-electrochemical and Photovoltaic (HPEV) Cells 2016-177
APPLICATIONS OF TECHNOLOGY: Solar cells Solar fuel systems Electricity production ADVANTAGES: Increases overall system efficiency Enables on-demand fuel or electricity production Decouples the photovoltaic performance from the cell’s chemical reaction ABSTRACT: Solar water splitting may yield a production method of clean renewable fuels. However, … [Read more...] about Hybrid Photo-electrochemical and Photovoltaic (HPEV) Cells 2016-177
Membrane Architecture for Gas and Ion Transport for Electrochemical Applications 2017-034
APPLICATIONS OF TECHNOLOGY: Reducing carbon dioxide electrochemically Producing renewable commodity chemicals and fuels ADVANTAGES: Better gas transport than liquid electrolyte Scalable design Incorporates polymers with ability to transport multiple types of ions ABSTRACT: Researchers at Cyclotron Road, a Department of Energy (DOE) Lab-Embedded … [Read more...] about Membrane Architecture for Gas and Ion Transport for Electrochemical Applications 2017-034
Athermal Broadband Graphene Optical Modulator with 35 GHZ Speed 2016-195
ABSTRACT: Optical modulators with ultrahigh speed, small footprint, large bandwidth, robust athermal operation, and complementary metal-oxide semiconductor (CMOS) compatibility are important devices for optical communication and computing applications. Compared to the conventional optical modulators, graphene modulators have attracted great interest due to their large … [Read more...] about Athermal Broadband Graphene Optical Modulator with 35 GHZ Speed 2016-195
Optical-Cavity Phase Plate for Controllable, Stable Phase Shift in TEM and Cryo-EM Applications 2017-080
APPLICATIONS OF TECHNOLOGY: Biological research using high resolution cryogenic electron microscopy (cryo-EM) Hard-matter material characterization Other forms of research using transmission electron microscopy (TEM) ADVANTAGES: Ensures data of equally high quality for entire data collection period Equally useful for radiation-tolerant and … [Read more...] about Optical-Cavity Phase Plate for Controllable, Stable Phase Shift in TEM and Cryo-EM Applications 2017-080