New research reveals that households in Beijing contribute significantly to outdoor pollution, producing 50% of black carbon emissions and 69% of organic carbon emissions. The use of solid fuels for heating and cooking in homes is a major source of ill health in China, with air pollution ranking as a leading cause of premature death.
The nucleolus, a specialized organelle in cells, behaves like a liquid with complex internal structure, enabling it to control cellular growth and health. Researchers discovered that proteins and RNA spontaneously assemble into three distinct layers, providing insights into the biophysical mechanism of the nucleolus's structure.
Researchers discovered that mechanical forces regulate airway branching in the developing lung, challenging previous theories. The study's findings have long-term implications for understanding developmental disorders and treating growth disorders like cancer.
Researchers at Princeton and MIT have used computer models to predict the potential storm surge waters for three cities: Tampa, Cairns, and Dubai. The study found that powerful storms could generate dangerous storm surges in all three cities, with odds of 1 in 10,000 in an average year.
Researchers at Princeton University found that the common battery bounce test is not an effective way to check a battery's charge. Instead, they discovered that the bouncing increases due to the formation of tiny bridges within the zinc material, decreasing mechanical damping and causing the battery to bounce more.
Researchers at Princeton University may have found a key to understanding how cells assemble and grow to the right size. The nucleolus, a part of the cell responsible for making ribosomes, is shown to play a crucial role in regulating cell growth through phase transitions.
Researchers at Princeton University found that many abandoned oil and gas wells in Pennsylvania leak substantial quantities of methane. The study suggests that these 'super-emitting' wells could be a significant source of greenhouse gas emissions, potentially accounting for up to 10% of methane from human activities in the state.
Princeton engineers found that carefully restricting power delivery to certain areas within a laser can boost its output significantly. By targeting specific modes, they showed improvements in efficiency ranging from 100-fold to 10,000-fold, allowing for more control over frequency and spatial pattern of light emission.
The researchers created a new nanoscale structure called PlaCSH that increases the brightness and efficiency of LEDs made of organic materials by 58 percent. The method also improves picture clarity of LED displays by 400 percent.
The researchers create a structure containing 100 billion atoms that act as a single artificial atom, linking it to a superconducting wire with photons. This leads to strong interactions among the photons, mimicking phases of matter studied in condensed matter physics.
Researchers at Princeton University developed a laser-based method to measure blood sugar levels without needing frequent pricking. The technique uses mid-infrared light and is currently 84% accurate, with potential applications beyond glucose detection.
Princeton researchers find that bursting bubbles inject tiny oil droplets into water when covered with a layer of oil. The discovery provides new insight into the mixture of non-soluble liquids and has potential applications in industries such as drug manufacturing and oil spill cleanups.
Researchers propose a new method to create defect-free crystals using inexpensive ingredients, dispelling current methods' reliance on difficult-to-synthesize particles. By adding polymers to colloidal suspensions, scientists can impose order on crystal formation and tailor crystal structures.
Researchers at Princeton University have created a laser system that unexpectedly shuts off when more power is applied, offering new possibilities for controlling optical systems. This phenomenon is made possible by the careful distribution of energy loss within an overall system being amplified.
Computer scientists at Princeton University have developed a method that allows researchers to identify quickly the connections between seemingly disparate groups in large collections of information. By using a mathematical method to calculate the likelihood of a pattern repeating throughout a subset of data, the tool can cut dramatica...
A team of researchers has developed a program called RealBrush that allows graphic artists to quickly produce realistic brushstrokes on their computers. The program uses machine-learning approaches and Big Data storage techniques to create, bend, and shape various types of brushstrokes.
The Princeton University Art of Science 2013 exhibit features top three awards in a juried competition and People's Choice images. The gallery includes structural diagrams resembling flowers, close-up photographs, and worm images, sparking debate among artists about the nature of art.
Scientists at Princeton University have created a fully functional ear that can 'hear' radio frequencies far beyond human capability, merging electronics with tissue through 3D printing. The bionic ear uses a coiled antenna inside a cartilage structure to sense sound and connect to electrodes.
Researchers at Princeton University have developed a simple and economic way to nearly triple the efficiency of organic solar cells using a nanostructured metal film called PlaCSH. The new technology also shows promise for increasing the efficiency of conventional inorganic solar collectors like silicon panels.
A team of Princeton researchers found that using synthetic fuel made from coal, natural gas, and non-food crops could cut US vehicle greenhouse emissions by up to 50% in the next several decades. The process is competitive with crude oil production and has potential environmental advantages.
Researchers at Princeton University have made a breakthrough in creating a working quantum computer by developing a method to quickly and reliably transfer quantum information. This achievement enables the creation of larger systems with millions of qubits, solving problems that cannot be solved with conventional computers.
Researchers create SSDAlloc, allowing companies to substitute solid state memory for RAM, reducing energy consumption by up to 90% and costs. The new technology enables faster retrieval speeds of flash memory, bypassing traditional storage system bottlenecks.
Researchers at Princeton University have developed a new nanotechnology that amplifies fluorescent signals in biological tests, allowing for the detection of biomarkers at lower concentrations. This breakthrough could lead to improved early detection of diseases like cancer and Alzheimer's, enabling more effective treatment.
Researchers have designed and tested molecules that can block or enhance aspects of the immune system's activity, offering a potential new treatment for inflammatory diseases. The breakthrough, published in Journal of Medicinal Chemistry, uses a novel optimization-based approach to design peptides with unprecedented potency and precision.
Researchers at Princeton University have developed a method to increase the power output of flexible, low-cost solar cells by creating microscopic folds on the surface of photovoltaic material. This technique increases the absorption of light and generation of energy, particularly in the red spectrum, where conventional solar panels st...
Researchers at Princeton University discovered that the size of liquid drops affects how they spread along flexible fibers, with certain sizes maximizing wetting and others hindering it. This knowledge can improve industrial applications such as oil slick cleanup, bird rescue, and microfabrication.
Researchers at Princeton University have achieved a 100-fold increase in maintaining control over the spins of billions of electrons for up to 10 seconds, a key step towards ultrafast quantum computers. This breakthrough uses a highly purified sample of silicon and minimizes magnetism's effect, allowing for longer coherence.
Researchers at Princeton University discovered that blocking small holes in a metal film enhances light transmission by up to 70%. The technique challenges common assumptions in optics and could have significant implications for ultrasensitive detectors. Further investigation is needed to apply this finding to various applications.
The exhibit features research images that capture the exquisite harmony of natural systems, including a field rabbit regulating its body temperature and a simulation of galaxy birth. The competition aimed to reframe the concept of intelligent design, focusing on the beauty of both nature and engineered designs.
Researchers at Princeton University developed a laser technique to observe how electrons become entangled, shedding new light on the Kondo state and its potential applications in quantum computing. The study reveals fresh insights into the complex relationship between an isolated electron and its surroundings.
A report by Princeton University engineers suggests that removing carbon dioxide from the air is not a viable economic solution for slowing climate change. The study found that such technologies would be more expensive than preventing emissions in the first place.
Researchers developed a breakthrough sensor using surface-enhanced Raman scattering (SERS) that boosts faint signals, allowing identification of substances based on reflected light color. The chip's design features uniform rows of tiny pillars made of metals and insulators, significantly boosting the Raman signal.
Researchers at Princeton University used mathematical concepts to discover new drugs for HIV and other diseases by calculating physical properties of biological molecules. The technique identified several potential new drugs that were effective against strains of HIV, offering a promising alternative to existing treatments.
Researchers at Princeton University developed an air laser that can detect hidden bombs, pollutants, and greenhouse gases from afar. The new technique uses an ultraviolet laser pulse to generate an entirely new beam of light that interacts with molecules in the air, providing a powerful tool for remote measurements.
Princeton computer scientists developed a new search technique analyzing language patterns to determine influential documents. The algorithm recognizes individual paper contributions and found papers with strong influence on language without high citation counts.
Researchers developed a sensor that uses frog peptides to test for drug and medical device contamination, reducing the need for horseshoe crab blood. The new technology could help save endangered species like the red knot, which relies on horseshoe crabs for food.
Researchers found that eliminating soot pollution from diesel engines and coal sources would provide the world with an additional eight years to reduce carbon dioxide emissions. This study aimed to standardize estimates of soot's contribution to global warming, emphasizing the need for further research.
The Art of Science 2010 exhibition features breathtaking images created by Princeton researchers, exploring the beauty in scientific inquiry. The competition attracted top talent, with cash prizes awarded to first, second, and third place winners for their visually stunning entries.
Princeton engineers developed a technique to clarify images using rays of light scattered by clouds, human tissue, or murky water. The method, known as stochastic resonance, can potentially improve signal technologies such as sonograms, radar systems, and night vision goggles.
Researchers at Princeton University have developed a new technique to produce electricity-conducting plastics, potentially lowering the cost of manufacturing solar panels. The breakthrough allows for the use of low-cost printing techniques and replaces expensive materials like indium tin oxide.
Researchers at Princeton University have made a breakthrough in quantum physics, discovering an equation that allows computers to model the properties of materials up to 100,000 times faster than previously possible. This new formula enables scientists to study the flaws in materials more effectively, leading to potential advancements ...
Researchers developed energy-harvesting rubber films that generate electricity from flexing and are highly efficient at converting mechanical energy to electrical energy. The material, composed of ceramic nanoribbons embedded onto silicone rubber sheets, could power pacemakers, mobile phones, and other electronic devices using breathin...
Researchers have developed a cutting-edge approach to understand the 'histone code,' determining why genes function differently in various cells. The new method offers unprecedented insight into stem cells, cancer, and other fundamental biological processes.
A team of Princeton and Rice University researchers has developed a new method to identify nitric oxide using lasers and sensors, making it possible for large-scale deployment. The device can detect tiny amounts of the gas in the air or human breath, monitoring pollution and detecting disease such as asthma.
The exhibition features 48 works chosen from over 200 submissions, highlighting the aesthetic value of scientific images. The online gallery allows public voting for the 'people's choice' award, with cash prizes awarded to top three entrants.
Princeton University will establish an energy research center with a focus on next-generation fuels and advanced engines. The center aims to optimize the design of clean fuels for transportation vehicles, tackling challenges of energy sustainability and global warming.
Researchers at Princeton University developed a new method that scrambles light to capture more detail in images. By leveraging nonlinear optical materials, the technique can create high-resolution images without sacrificing wide-angle perspective.
Researchers found a new way to control water behavior by confining it to narrow spaces, leading to the discovery of an 'ice sandwich' phase consisting of mobile water between two layers of frozen water. This breakthrough could advance scientific endeavors in energy sources, pharmaceuticals, and self-cleaning surfaces.
A Princeton-led team discovered a new mechanism for making electronic materials emit laser beams, potentially leading to more efficient lasers with applications in environmental monitoring and medical diagnostics. The new laser phenomenon has some interesting features, including reduced photon absorption and improved performance.
A team of scientists has developed a hybrid memory system that stores quantum information in the nucleus of an atom, solving a key problem for quantum computing. This breakthrough enables faster processing speeds from electrons and longer memory times from nuclei.