Awards

2019

PREconfiguring and Controlling Inverter SEt-points, or PRECISE, is a tool that allows utilities to identify optimal inverter modes and settings and maximizes the cost-effective use of installed solar systems.

ResStock is a building analysis tool that allows states, municipalities, utilities, and manufacturers to identify which home improvements save the most energy and money.

Read more about NREL's 2019 R&D 100 Awards.

2018

foresee^TM Energy Management System relies on user preferences to control and coordinate a home's connected appliances and electronics. It asks users to rank what's most important to them about living in their home and automatically adjusts the operation and scheduling of the devices accordingly.

Acrylonitrile through nitrilation is a renewable method to make carbon fiber that provides a cleaner process to produce acrylonitrile, a building block for carbon fiber. Biomass replaces petrochemicals as the starting point, making the process renewable. More than 7 billion kilograms of acrylonitrile are produced globally each year for use in such products as clothes and carpets.

Read more about NREL's 2018 R&D 100 Awards.

2016

EcoSnap-AC Heat Pump System is an alternative to window-mounted air conditioning units that is quieter, more energy efficient, heats and cools, doesn't jeopardize home security, is easy to install, and can be left in place year-round.

The Battery Internal Short-Circuit Device simulates a true internal short circuit within a battery cell, providing researchers with reliable data to determine how the size, resistance, and location of an internal short circuit will affect safety measures implemented in new battery designs.

The High-Temperature, Wide Bandgap Underhood Inverter is a traction drive for electric vehicles that could significantly boost their adoption by consumers. Wolfspeed, the company behind the inverter, partnered with NREL and Toyota to ensure that the technology is adoptable for implementation into vehicle applications.

Read more about NREL's 2016 R&D 100 Awards.

2015

Producing Bioethylene via Cyanobacteria: Makes bioethylene from cyanobacteria without the traditional use of petroleum while decreasing the amount of carbon dioxide emitted during production

Read more about NREL's 2015 R&D 100 Awards.

2014

Direct Monocrystalline Silicon Wafer Growth by High-Throughput Epitaxy: Provides a process to grow high-efficiency thin monocrystalline silicon solar cells in large quantities at a cost of about 50 cents/watt

HP Apollo 8000 System: Uses component-level warm-water cooling to dissipate heat generated by the supercomputer, thus eliminating the need for expensive and inefficient chillers in the data center

Read more about NREL's 2014 R&D 100 Awards.

2013

Image Processing Occupancy Sensor: Combines an inexpensive camera with computer vision algorithms that can recognize the presence of human occupants

Isothermal Battery Calorimeters: Provides the only calorimeters in the world capable of performing the precise thermal measurements needed to make safer, longer-lasting and more cost-effective lithium-ion batteries

Mono-Crystalline Solar Cells: Allows for a greater percentage of incoming sunlight to be converted to electricity relative to conventional crystalline solar cells

Learn more about NREL's 2013 R&D 100 Awards.

2012

Desiccant-Enhanced Evaporative Air-Conditioning Cycle: Cools commercial buildings using less energy than a traditional coole, provides superior comfort in any climate, releases far less carbon dioxide, and could cut costly peak electricity demand by 80%

SJ3 Solar Cells: Uses tunable bandgaps, lattice-matched architecture, and ultra-concentration tunnel junctions to achieve conversion efficiency of up to 50%

Learn more about NREL's 2012 R&D 100 Awards.

2011

Innovalight Silicon Ink Process: The first liquid silicon sold in the marketplace for use in solar cells

Flash Quantum Efficiency System for Solar Cells: A way to assess the quality of solar cells at a speed that is about 1,000 times faster than previous methods

Optical Cavity Furnace: A system that increases the efficiency of solar cells by 3%-4% by uniformly heating crystalline solar cells and semiconductor materials

Learn more about NREL's 2011 R&D 100 Awards.

2010

"Black Silicon" Nanocatalytic Wet-Chemical Etch: An inexpensive, one-step method to reduce light reflection from silicon wafers, which reduces manufacturing production cost and capital expense

Amonix 7700 Solar Power Generator: A generator that produces 40% more energy than conventional fixed photovoltaic panels

Learn more about NREL's 2010 R&D 100 Awards.

2009

Ultra-Accelerated Weathering System: A multifaceted ultraviolet solar concentrator used to speed up the exposure of coatings, paints, and other materials to determine their durability and resistance to weathering

SkyTrough Parabolic Trough Solar Concentrating Collector: A reflector material developed to create a groundbreaking and low-cost system for utility-sized power generation

PowerPlane UX Microbattery: A safe, rechargeable, deep-cycle, thin-film lithium microbattery

Learn more about NREL's 2009 R&D 100 Awards.

2008

Inverted Metamorphic Multijunction Solar Cell: A system that eliminates complex manufacturing methods for creating thin-film photovoltaics

Hybrid Copper Indium Gallium Diselenide: A new technology for manufacturing Hybrid Copper Indium Gallium Diselenide, or thin-film PV employing layers of copper indium gallium diselenide

Learn more about NREL's 2008 R&D 100 Awards.

2007

High-Efficiency Metamorphic Multi-Junction Concentrator Solar Cell: The first solar cell to break the 40% conversion efficiency barrier

2005

TREAT with SUNREL Energy Analysis Software: A tool that makes it much easier for building professionals to perform accurate energy audits and reduce the impact of building energy use on the environment

Sinton QSSPC Silicon Evaluation System: A system that helps manufacturers detect impurities and defects in silicon material early in the solar cell production process

Learn more about NREL's 2005 R&D 100 Awards.

2004

Enzymatic Hydrolysis of Biomass Cellulose to Sugars: An enzymatic hydrolysis technology that inexpensively breaks down the cellulose fraction of lignocellulosic biomass to sugars

Lightweight, Flexible, Thin-Film Copper Indium Gallium Diselenide PV Modules: The world's first portable, flexible PV systems made from copper indium gallium selenide for use in mobile applications

Learn more about NREL's 2004 R&D 100 Awards.

2003

High-Rate Vapor Transport Deposition for CdTe PV Modules: The world's first such mass-production method for making polycrystalline thin-film modules

2002

NanoCeram Nanoalumina Fiber: Fibers that are ideal for bioactive filtration, chemisorption of heavy metals, and bone tissue engineering

PowerView Semi-Transparent Photovoltaic Module: A semi-transparent solar module that can be used in lieu of architectural glass for many applications

Smart, High-Performance Polyphenylenesulfide Coating System: A smart coating system that repairs itself

2001

Current-Interrupt Charging Algorithm for Lead-Acid Batteries: A simple approach for recharging lead-acid batteries that extends the cycle life of the batteries by 300%–400%

DRWiN Electronically Scanning Antenna: The world's first affordable, commercial scanning antenna

Triple-Junction Terrestrial Concentrator Solar Cell: A solar cell that generates a lot of energy from just a very little amount of material

2000

Electroexploded Metal Nanopowders: A new approach to ultrafine metal powder production that opens up opportunities in materials science and commercial applications

North Wind 100/20 Wind Turbine: A state-of-the-art wind turbine that is ideal for extreme cold conditions perfect for remote locations that may be off-grid or local-grid

Real-Time Biomass Analysis: A portable system that employs a laser and a spectrometer to quickly and inexpensively determine the chemical composition and the mechanical properties of wood

1999

Advanced Direct-Contact Condenser: A new way of condensing steam that enables geothermal electric plants to generate more electricity more cheaply.

Siemens Solar St-Family of Solar (CIS) Modules: The first large-area solar electric modules made from the promising thin-film material of copper indium diselenide

1998

UNI-SOLAR Triple-Junction Amorphous-Silicon Solar-Electric Modules: Thin, flexible, waterproof roof shingles that efficiently produce electricity from sunlight

"Vermont" High-Throughput Gasifier: Turns wood chips into a clean gas for use in fuel cells or gas turbines to produce electricity

1997

"PV Optics" Software Light-Trapping Model for Solar Cells: Software that enhances and accelerates solar cell designs by modeling how light is absorbed in cell materials

Chemical Production from Biologically Derived Succinic Acid: Derived from corn syrup (instead of petroleum), this acid is used to make clothes, paints, inks, plastics, and polymers.

1996

Variable-Conductance Insulation Catalytic Converter: A great idea for clean air, this catalytic converter can be used on cars, small trucks, and SUVs to enable them to more than meet EPA's stringent new requirements for emissions.

1995

Method for Making Silicon Carbide Powder: A novel technique for producing fine, pure, inexpensive powder for use in making industrial and electronic ceramic products

Single-Fermenter Cellulosic Biocatalyst (Zymomonas): This metabolically engineered micro-organism enables the efficient conversion of wood, grass, waste and other cellulose material into ethanol fuel.

1994

Transpired Solar Collector: A simple, elegant idea: a wall siding that uses strategically placed holes to capture solar energy to heat and ventilate buildings

1993

Ethanol from Corn Fiber: A process that enables the conversion of the carbohydrate portion of corn to ethanol fuel

Scanning Defect Mapping System: Uses a scanning laser to produce maps of crystal defects in semiconductor materials

Aqueous Chelating Etch: An innovative etching process used to develop microelectronic circuits, high-temperature superconductors, and opto-electronic devices

1992

Atomic Processing Microscope: This microscope enables the manipulation of single atoms and allows the properties of materials to be altered on a nanoscale.

Solar Detoxification of Hazardous Organic Materials in Groundwater: Uses sunshine and a simple catalyst to purify contaminated water

1991

Compact Vacuum Insulation: Very thin material providing extremely high insulation for use in refrigeration, walls, floors anything that needs to be kept warm or cold

Gallium Indium Phosphide/Gallium Arsenide Tandem Solar Cell: A light, highly efficient solar cell that has become the world's standard for powering earth-orbiting satellites

Cadmium Telluride Photovoltaic Modules: The first large-size devices to be made from this new thin-film material, which promises to help drop the cost of solar electricity

Advanced Wind Turbine Blades: Wind blade designs that have become the industry standard and that produce up to 30% more electricity than previous designs

1990

Inexpensive Phenol Replacements from Biomass: A process that converts wood chips, sawdust, and bark into an oil for making plastics, glues, insulation, fuels, and chemicals

1989

Spectroscopic Scanning Tunneling Microscope: At forefront of nanotechnology, this instrument characterizes electro-optical materials down to the atomic scale

1985

Volume-Indexed Secondary Ion Mass Spectrometry: Provides 3D information about the composition of electronic materials and devices

1984

Copper Indium Diselenide Solar Cell: The first solar cell to use very thin films (less than the thickness of a human hair) of a promising semiconductor material

Flash-Evaporation Method/Apparatus (Spout Evaporator): An inexpensive and efficient way to evaporate water to steam, which drives a turbine to generate electricity

1982

Oxygen High-Pressure Gasifier: Uses heat, oxygen, and pressure to turn wood and waste into a gas for generating electricity and heat