A major obstacle for bio-fuels» is transport of low
energy density material.
«Because a plasma is inherently such a high
energy density material, you don't destroy it.
Not exact matches
MDX can solve this problem as it uses two
energy spectrums and a dual - layer detector to filter
materials by their chemical composition, leaving a clear high - definition image that shows
density difference based on chemical composition.
Eagle's pioneering dual
energy x-ray technology «
Material Discrimination X-ray» (MDX)-- ideal for detecting and removing contaminants in mid-sized, packed products with complex
density levels such as pre-packed salads, snack items and frozen vegetables — is a star attraction on the company's booth (# 615), through the presence of the Eagle ™ Pack 430 system.
Companies including ITN
Energy Systems and Teledyne Scientific & Imaging are working to increase energy densities in flow batteries using sustainable materials, all while driving down
Energy Systems and Teledyne Scientific & Imaging are working to increase
energy densities in flow batteries using sustainable materials, all while driving down
energy densities in flow batteries using sustainable
materials, all while driving down costs.
It uses cheap
materials and has a higher
energy density than lithium - ion cells.
By using another instrument to measure the
energies of beam particles after they've passed through the 2 - D
material, researchers can discern the
material's
density — and track how that
density changes as they turn up the heat.
Shirley Meng, a professor at UC San Diego's Department of NanoEngineering, added, «This beautiful study combines several complementary tools that probe both the bulk and surface of the NMC layered oxide — one of the most promising cathode
materials for high - voltage operation that enables higher
energy density in lithium - ion batteries.
Wang said his research could yield the «holy grail» of magnets, having very high
energy density but made with common
materials.
In this regard, researchers are diligently looking for new
materials that exhibit a greater
energy density and charging capacity, but which are no heavier or larger than those used in today's lithium - ion batteries.
They have developed an electrode
material whose
energy density exceeds all the systems available to date.
But the
materials are tightly packed in the capillary column and remain so as they're pumped out, resulting in the high volumetric
energy density.
Standard rechargeable batteries are only marginally suited for high performance: «To raise the
energy density, you need to increase the voltage or the capacity, and that is where traditional electrode
materials and electrolytic fluids reach their limits,» explains the physicist.
The original concept for flow batteries dates back to the 1970s, but the early versions used
materials that had very low
energy -
density — that is, they had a low capacity for storing
energy in proportion to their weight.
«At present, one should not completely rule out the possibility of constructing a time machine from
materials with positive
energy densities,» says Ori (Physical Review Letters, vol 71, p 2517).
A multi-institution team of scientists led by Texas A&M University chemist Sarbajit Banerjee has discovered an exceptional metal - oxide magnesium battery cathode
material, moving researchers one step closer to delivering batteries that promise higher
density of
energy storage on top of transformative advances in safety, cost and performance in comparison to their ubiquitous lithium - ion (Li - ion) counterparts.
According to the authors on the paper «Flexible Ionic Devices for Low - Frequency Mechanical
Energy Harvesting» published online in the journal Advanced
Energy Materials, «The peak power
density of our device is in general larger than or comparable to those of piezoelectric generators operated at their most efficient frequencies.»
«Another, unexpected bonus of this electrolyte's high
energy density is it could potentially expand the use of flow batteries into mobile applications such as powering trains and cars,» said the study's corresponding author, Wei Wang, a
materials scientist at DOE's Pacific Northwest National Laboratory.
This interphase, inspired by a layer generated within non-aqueous batteries, protects the anode from debilitating side reactions, allowing the battery to use desirable anode
materials, such as graphite or lithium metal, and achieve better
energy density and cycling ability.
In some respects, nickel makes an even better cathode
material because it has twice the
energy density.
Tellurium electrodes have higher
energy densities and may be charged and discharged faster than conventional electrode
materials.
Graphite has been the default choice of active
material for anodes in lithium — ion batteries since their original launch by Sony but researchers and manufacturers have long sought a way to replace graphite with silicon, as it is an abundantly available element with ten times the gravimetric
energy density of graphite.
PNNL's expertise in
materials synthesis and processing will also contribute to the development of low - cost, high - capacity electrode
materials for advanced batteries with unprecedented
energy density and power.
«In high -
energy laser systems, which use conventional solid optics, the maximum fluence (
energy density) is limited by the damage of the
material,» said Robert Kirkwood, the lead author on the paper and programmatic lead for the campaign.
Duan pointed out that the same porous scaffold design they used with niobia could be used with other active
materials like silicon or tin oxide, which boast high
energy density, the ability to store lots of ions for longer - lasting batteries.
«The pellet
material is stronger and lighter than commercial graphite electrodes and could be promising for electrical storage applications with high
energy and power
densities,» he said.
These
materials include new classes of superconductors, superhard
materials, high -
energy density and hydrogen storage
materials, new ferroelectrics and magnetic systems, and
materials that resist chemical changes under extreme conditions, said Russell Hemley, director of the Geophysical Lab and associate director of EFree.
The aim of the current research project is to develop high
energy density batteries using organic
materials for a sustainable way of storing
energy.
For Mercedes - EQ, we expect some innovation on the
materials side, but lightweight aluminum and advancements in battery
energy density is a safer bet.
«I understand that the raw
material of any sculpture is
energy and the unit of measurement for
energy, which is the calorie, is the same element that will alter the shape, volume, and
density of the
materials.
As water can exist in several distinct states (solid, liquid or gas) and move from one to another, a human society may also be seen as a
material capable of undergoing these changes of states as it reaches critical mass in terms of
density of settlement, amount of
energy consumed or even intensity of interaction.
I was trying to estimate the mining footprints of solar and nuclear, and came up with some very tentative rough estimates that ore input for solar
energy might have an
energy density (per unit mass) ~ 5 to 80 times coal, while nuclear (convential US fuel cycle) may be ~ 20 times coal — on the solar side, this doesn't include some balance of system components, and on the nuclear side, it only includes the U, but on the solar side, the actual
energy density could get much higher with recycling of the same
material into multiple successive generations of solar
energy devices, and on the nuclear side, breeder reactors.
In the long run, much of the economic growth of developed economies is likely to involve less
energy - intensive sectors because of demand - side factors such as 1) the amount of stuff people can physically manage is limited (even with rented storage space), 2) migration to areas where the weather is more moderate will continue, 3) increased urbanization and population
density reduces
energy consumption per capita, 4) there is a lot of running room to decrease the
energy consumption of our electronic devices (e.g., switching to clockless microprocessors, not that I'm predicting that specific innovation), 5) telecommunication will substitute for transportation on the margin, 6) cheaper and better data acquisition and processing will enable less wasteful routing and warehousing of
material goods, and 7) aging populations will eventually reduce the total amount (local plus distant) of travel per person per year.
Example: A car has an over all center of balance BUT all the individual
materials do as well dependant on the
density and mass as to how much
energy is stored in motion.
On the other hand, with the advent of molecular nanotechnology we may be able to develop micron sized factories with a uniform design, accurate down to the molecular level, capable to convert readily available raw
materials to some high
energy density, non-flammable, non-toxic chemical using short wave solar photons captured by molecular antennas, with no harmful emissions whatsoever.
Onboard hydrogen (H2) storage, whether as a gas, liquid or chemically adsorbed in another
material, enabled higher
energy density than then - current batteries, giving an FCV significantly greater potential range than a comparable electric vehicle (EV).
However, until now, the
materials used for these devices have had a poor
energy density that limited their usefulness.
There is no increase in framing
materials from standard construction, but the embodied
energy of the system increases with the addition of high
density spray foam insulation.
Greater
density and better
materials mean better storage for things like solar or wind power that can be inconsistent sources of
energy, but the best and cleanest options.
Samsung develops a new technology, creating a silicon cathode
material for coating high crystal graphene on a silicon surface to usher in an
energy density that is nearly two times more than existing lithium batteries.