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Civil Engineer Blog
Civil Engineer and Civil Engineering Student Blog
Home Decoration with Limited Budget
How to Decorate Your Home with Low Cost? Everyone has a fantasy about how they’d like their home to look, but many people aren’t sure how to make this a reality. With some creativity, you’ll find that you don’t have to stretch your budget to make many noticeable improvements in the appearance and atmosphere of […]
Finding the Right Business Mentor
An advanced mentor is very help for your business coaching Quite a few managers, salespeople and business owners find that hiring a good coach is one of the best ways to raise their productivity and help them achieve their potential. Nonetheless, for such a strategy to succeed, one must be able to find a business […]
Realize the power of being one with Team building
The term “team building” is closely related to corporate development. Team-building exercises are important not only for immediate experience of the activities performed by the team, but also for the group skills, communication and for the successful outcome of the result. Team-building programs provide realistic experiences that empower individuals to contribute to common goals and […]
Teds Woodworking System For Anyone Passionate About DIY Woodworking Projects
We know perfectly how hard it can be to find dependable information about Teds Woodworking , and this can help you get started in the right direction. There have been a lot of times when I have needed to find out more, but I was not all that sure where to look. There are many […]
Improve The Worth Of Your Dream Home With Kitchen Cabinets
The most convenient and perhaps the best way to change the look of your kitchen is to redesign your cabinets. Any time you go to the kitchen and see your outdated cabinets, it might make you feel down. It could be true when the cabinets have been in the kitchen for a quite a while […]
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Civil Engineering News -- ScienceDaily
Civil Engineering News and Research. From new mathematical models for building better structures to new corrosion-resistant composites, read all the latest discoveries in civil engineering here.
A social tool for evaluating the environmental impact of residential buildings
for the first time, an open-source computing tool can, simply and intuitively, calculate the CO2 emissions in each phase of a building project, in order to obtain a global picture of its carbon footprint from its conception and to help decide every variable in the construction process.
Biological signalling processes in intelligent materials
Researchers are developing innovative biohybrid systems with information processing functionality.
AI technology could help protect water supplies
Progress on new artificial intelligence (AI) technology could make monitoring at water treatment plants cheaper and easier and help safeguard public health.
Close-ups of grain boundaries reveal how sulfur impurities make nickel brittle
Engineers have shed new light on a scientific mystery regarding the atomic-level mechanism of the sulfur embrittlement of nickel, a classic problem that has puzzled the scientific community for nearly a century. The discovery also enriches fundamental understanding of general grain boundaries that often control the mechanical and physical properties of polycrystalline materials.
Electronic stickers to streamline large-scale 'Internet of things'
Researchers have developed a new fabrication method that makes tiny, thin-film electronic circuits peelable from a surface. The technique not only eliminates several manufacturing steps and the associated costs, but also allows any object to sense its environment or be controlled through the application of a high-tech sticker.
How gold nanoparticles could improve solar energy storage
Star-shaped gold nanoparticles, coated with a semiconductor, can produce hydrogen from water over four times more efficiently than other methods - opening the door to improved storage of solar energy and other advances that could boost renewable energy use and combat climate change, according to researchers.
Using coal waste to create sustainable concrete
Researchers have created a sustainable alternative to traditional concrete using coal fly ash, a waste product of coal-based electricity generation.
New microscopy works at extreme heat, sheds light on alloys for nuclear reactors
A new microscopy technique allows researchers to track microstructural changes in real time, even when a material is exposed to extreme heat and stress. Recently, researchers show that a stainless steel alloy called alloy 709 has potential for elevated temperature applications such as nuclear reactor structures.
Path to zero emissions starts out easy, but gets steep
Carbon dioxide emissions from human activities must approach zero within several decades to avoid risking grave damage from the effects of climate change. This will require creativity and innovation, because some types of industrial sources of atmospheric carbon lack affordable emissions-free substitutes, according to a new article.
Building bridges with water molecules
Researchers have managed to uncover the mystery behind the structure of water molecules on iron oxide surfaces, and their work has revealed that water molecules can form of complex structures reminiscent of bridges, which play a significant role when it comes to chemical reactions on the surface.
Unprecedented control of polymer grids achieved
The first examples of covalent organic frameworks (COFs) were discovered in 2005, but quality has been poor and preparation methods uncontrolled. Now researchers have produced high-quality versions of these materials, demonstrate their superior properties and control their growth. The team's two-step process produces organic polymers with crystalline, two-dimensional structures. The precision of the material's structure and the empty space its hexagonal pores provide will allow scientists to design new materials with desirable properties.
Buildings as power stations work: They generate more energy than they consume, data shows
The UK's first energy-positive classroom generated more than one and a half times the energy it consumed, according to data from its first year of operation, the team has revealed. The findings were announced as the researchers launched the next phase of their research, gathering data and evidence on an office building, constructed using similar methods.
Chemical 'caryatids' improve the stability of metal-organic frameworks
Metal-organic frameworks (MOFs) are porous materials that can change the way we capture carbon, filter water, and an array of other applications. Chemists have now found the link between mechanical stability and structure, thus overcoming a significant obstacle in optimizing MOFs.
Cementless fly ash binder makes concrete 'green'
Engineers have developed a composite binder made primarily of fly ash, a byproduct of coal-fired power plants, that can replace Portland cement in concrete.
New aircraft-scheduling models may ease air travel frustrations
Flight schedules that allow for a little carefully designed wiggle room could prevent the frustration of cascading airport delays and cancellations. By focusing on the early phases of flight schedule planning and delays at various scales, researchers have developed models to help create schedules that are less susceptible to delays and easier to fix once disrupted.
Scientists develop material that could regenerate dental enamel
Researchers have developed a new way to grow mineralized materials which could regenerate hard tissues such as dental enamel and bone.
Combining experts and automation in 3D printing
Researchers have developed a novel approach to optimizing soft material 3D printing. The researchers' Expert-Guided Optimization method combines expert judgment with an optimization algorithm that efficiently searches combinations of parameters relevant for 3D printing, enabling high-fidelity soft material products to be printed.
Oil and gas wastewater as dust suppressant less than ideal
At the least, wastewater from oil and gas drilling should be treated in a waste treatment facility before it is used on dirt roads to suppress dust or deice roads. At the best, affordable, nontoxic dust suppressants should be developed and used, according to a multidisciplinary team of researchers.
One-step, 3D printing for multimaterial projects
New research could potentially help manufacturers reduce 3D printing manufacturing steps and use one machine to make complex products with multiple parts in one operation. Until now, 3D printing, also known as additive manufacturing, has been limited to using mostly one material at a time.
Liquid crystal shells: 'Smart' material enables novel applications in autonomous driving and robotics
Research has shown the potential of liquid crystal shells as enabling material for a vast array of future applications, ranging from autonomous driving to anti-counterfeiting technology and a new class of sensors.
3D printed sugar offers sweet solution for tissue engineering, device manufacturing
Engineers built a 3D printer that offers a sweet solution to making detailed structures that commercial 3D printers can't: Rather than a layer-upon-layer solid shell, it produces a delicate network of thin ribbons of hardened isomalt, the type of sugar alcohol used to make throat lozenges. The water-soluble, biodegradable glassy sugar structures have multiple applications in biomedical engineering, cancer research and device manufacturing.
Self-healing material a breakthrough for bio-inspired robotics
Many natural organisms have the ability to repair themselves. Now, manufactured machines will be able to mimic this property. Researchers have created a self-healing material that spontaneously repairs itself under extreme mechanical damage.
New 3D printer can create complex biological tissues
Scientists have developed a specially adapted 3D printer to build therapeutic biomaterials from multiple materials. The advance could be a step toward on-demand printing of complex artificial tissues for use in transplants and other surgeries.
Virtual-reality testing ground for drones
Engineers have developed a new virtual-reality training system for drones that enables a vehicle to 'see' a rich, virtual environment while flying in an empty physical space. The system, which the team has dubbed 'Flight Goggles,' could significantly reduce the number of crashes that drones experience in actual training sessions. It can also serve as a virtual testbed for any number of environments and conditions in which researchers might want to train fast-flying drones.
Three gallons of radioactive tank waste vitrified last month
Approximately three gallons of low-activity Hanford tank waste were vitrified at PNNL's Radiochemical Processing Laboratory in April. The laboratory-scale demonstration is an important step toward the eventual treatment of millions of gallons of hazardous waste generated during past plutonium production at Hanford.
Monitoring the tremble -- and potential fall -- of natural rock arches
Scientists monitoring the vibrations of natural rock arches have found that the resonant frequencies of arches undergo dynamic changes from day to day, according to new research.
Strain improves performance of atomically thin semiconductor material
Materials scientists show conclusively for the first time that the properties of atomically thin materials can be mechanically manipulated to enhance their performance. The finding could lead to faster computer processors and more efficient optical sensors.
500-year-old Leaning Tower of Pisa mystery unveiled by engineers
Why has the Leaning Tower of Pisa survived the strong earthquakes that have hit the region since the middle ages? This is a long-standing question that experts in earthquake engineering and soil-structure interaction have now solved..
Multiple uses for empty plastic bottles during disaster relief and beyond
Powerful hurricanes and earthquakes have wreaked havoc in the United States and around the world in recent years, often leaving people stranded for months and even years without access to water, food, and shelter. A unique project seeks to provide a sustainable solution, while also considering the environment.
Impacts of windfarm construction on harbor porpoises
Scientists from Germany, Denmark and the UK have built a model tool to predict what happens to marine animals when exposed to noise from the construction and operation of wind farms at sea.
Simulation technique models material-aging process
Imagine if engineers could build structures with materials that do not degrade over time. Researchers have proposed a new simulation technique that could help engineers do just that.
Custom silicon microparticles dynamically reconfigure on demand
Researchers at Duke University and North Carolina State University have demonstrated the first custom semiconductor microparticles to exhibit dynamically selectable behaviors while suspended in water. The study presents the first steps toward realizing advanced applications such as artificial muscles and reconfigurable computer systems.
Taking the guesswork out of discovering new high-entropy alloys
Scientists have developed a method of computational analysis that can help predict the composition and properties of as-yet unmade high performance alloys.
A reimagined future for sustainable nanomaterials
Engineered nanomaterials hold great promise for medicine, electronics, water treatment, and other fields. But when the materials are designed without critical information about environmental impacts at the start of the process, their long-term effects could undermine those advances. A team of researchers hopes to change that.
Water-repellent surfaces can efficiently boil water, keep electronics cool
Surfaces that repel water can support efficient boiling if all air and vapor is removed from a system first, according to new research.
New materials for sustainable, low-cost batteries
A new conductor material and a new electrode material could pave the way for inexpensive batteries and therefore the large-scale storage of renewable energies.
Energy conversion: Speeding up material discovery
Researchers have developed an algorithm that can discover and optimize thermoelectic materials for energy conversion in a matter of months, relying on solving quantum mechanical equations, without any experimental input.
Scientists create innovative new 'green' concrete using graphene
A new greener, stronger and more durable concrete that is made using the wonder-material graphene could revolutionise the construction industry.
How to bend and stretch a diamond
Brittle diamond can turn flexible and stretchable when made into ultrafine needles, researchers at MIT and elsewhere have discovered.
Spider silk key to new bone-fixing composite
Researchers have created a biodegradable composite made of silk fibers that can be used to repair broken load-bearing bones without the complications sometimes presented by other materials.
This 2-D nanosheet expands like a Grow Monster
Engineers discovered that tiny crystal lattices called 'self-assembling molecular nanosheets' expand when exposed to light. The advancement could form the backbone of new light-powered actuators, oscillators and other microscopic electronic components useful in the development of artificial muscles and other soft robotic systems.
Molecular scaffolding aids construction at the nanoscale
Researchers have made a nanoscale construction kit comprised of molecular 'bricks' and 'scaffolding,' inspired by the way the extracellular matrix is built around living cells.
Engineers develop technique to make adaptive materials
Engineers have developed a technique that causes a composite material to become stiffer and stronger on-demand when exposed to ultraviolet light.
Performing under pressure: Modeling oxidation in high-stress materials
Each year, the effects of corroding materials sap more than $1 trillion from the global economy. As certain alloys are exposed to extreme stress and temperatures, an oxide film begins to form, causing the alloys to break down even more quickly. What precisely makes these conditions so conducive for corrosion, however, remains poorly understood, especially in microelectromechanical devices. Chinese researchers have started to chip away at why these materials corrode under mechanical stress.
New algorithm could add life to bridges
A new algorithm developed by the University of Surrey could help structural engineers better monitor the health of bridges and alert them to when they need repair faster.
Microphone for light: Tiny guitar string vibrates 1 billion times when plucked
Scientists have engineered a tiny guitar string that vibrates 1 billion times when plucked. They would like to use it as a microphone for light.
Recycling experts hit milestone in quest for zero-waste phone
UBC researchers have perfected a process to efficiently separate fiberglass and resin -- two of the most commonly discarded parts of a cellphone -- bringing them closer to their goal of a zero-waste cellphone.
3-D printed active metamaterials for sound and vibration control
Researchers have been pushing the capabilities of materials by carefully designing precise structures that exhibit abnormal properties that can control acoustic or optical waves. However, these metamaterials are constructed in fixed geometries, meaning their unique abilities are always fixed. Now, new 3-D printed metamaterial can be remotely switched between active control and passive states.
New sodium-ion electrolyte may find use in solid-state batteries
A newly discovered structure of a sodium-based material allows the materials to be used as an electrolyte in solid-state batteries, according to researchers. The team is fine-tuning the material using an iterative design approach that they hope will shave years off the time from research to everyday use.
Self-healing metal oxides could protect against corrosion
Researchers find a solid protective coating material that can flow like a liquid to repair any cracks that develop.
Ancient paper art, kirigami, poised to improve smart clothing
Scientists describe how kirigami has inspired its efforts to build malleable electronic circuits. Their innovation -- creating tiny sheets of strong yet bendable electronic materials made of select polymers and nanowires -- could lead to improvements in smart clothing, electronic skin and other applications that require pliable circuitry.
Does metal use slow when a country's wealth grows? Maybe not
In a new study, researchers found that GDP remains intrinsically linked with metal use even as affluence grows -- a relationship that might threaten long-term global access to critical metals and hopes for a low-carbon future.
Flexible ultrasound patch could make it easier to inspect damage in odd-shaped structures
Researchers have developed a stretchable, flexible patch that could make it easier to perform ultrasound imaging on odd-shaped structures, such as engine parts, turbines, reactor pipe elbows and railroad tracks -- objects that are difficult to examine using conventional ultrasound equipment. The ultrasound patch is a versatile and more convenient tool to inspect machine and building parts for defects and damage deep below the surface.
3-D printing used to create metallic glass alloys
Researchers have now demonstrated the ability to create amorphous metal, or metallic glass, alloys using 3-D printing technology, opening the door to a variety of applications -- such as more efficient electric motors, better wear-resistant materials, higher strength materials, and lighter weight structures.
Graphene oxide nanosheets could help bring lithium-metal batteries to market
A nanosheet helps prevent formation of lithium dendrites in lithium-metal batteries.
Urban planning can help develop cities with reduced seismic risk
Researchers suggest a new methodology to establish urban modifiers that affect the building habitability in seismic risk areas.
Heat switch developed for electronics
Researchers have developed new technology for switching heat flows 'on' or 'off'.
Drug-producing bacteria possible with synthetic biology breakthrough
Bacteria could be programmed to efficiently produce drugs, thanks to breakthrough research into synthetic biology using engineering principles.
Modified, 3D-printable alloy shows promise for flexible electronics, soft robots
Researchers have taken a key step toward the rapid manufacture of flexible computer screens and other stretchable electronic devices, including soft robots.
Recycled carbon fiber improve permeable pavement
A research team is solving a high-tech waste problem while addressing the environmental challenge of stormwater run-off. The researchers have shown they can greatly strengthen permeable pavements by adding waste carbon fiber composite material. Their recycling method doesn't require using much energy or chemicals -- a critical factor for recycling waste materials.
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