//www.koonmotors.com/news/matter_energy/biometric/ Biometric Technology. New biometric security devices such as a new iris scanner. Read research on the reliability of DNA tests, fingerprint matches, and other biometrics. en-us Sun, 24 Sep 2023 21:21:13 EDT Sun, 24 Sep 2023 21:21:13 EDT 60 //www.koonmotors.com/images/scidaily-logo-rss.png//www.koonmotors.com/news/matter_energy/biometric/ For more science news, visit ScienceDaily. //www.koonmotors.com/releases/2023/07/230728113433.htm Researchers have developed a pioneering technological solution that counterfeiters have no response to. Fri, 28 Jul 2023 11:34:33 EDT //www.koonmotors.com/releases/2023/07/230728113433.htm //www.koonmotors.com/releases/2023/07/230712124735.htm Scientists have developed a new method to measure the smallest twists and torques of molecules within milliseconds. The method makes it possible to track the gene recognition of CRISPR-Cas protein complexes, also known as 'genetic scissors', in real time and with the highest resolution. With the data obtained, the recognition process can be accurately characterized and modeled to improve the precision of the genetic scissors. Wed, 12 Jul 2023 12:47:35 EDT //www.koonmotors.com/releases/2023/07/230712124735.htm //www.koonmotors.com/releases/2023/04/230403162459.htm It is possible to retrieve forensically relevant information from human DNA in household dust. Mon, 03 Apr 2023 16:24:59 EDT //www.koonmotors.com/releases/2023/04/230403162459.htm //www.koonmotors.com/releases/2023/03/230322082727.htm Collaborative research across the country has shown that strengthening the relationship between the student and advisor can increase retention rates in engineering doctoral studies. Wed, 22 Mar 2023 08:27:27 EDT //www.koonmotors.com/releases/2023/03/230322082727.htm //www.koonmotors.com/releases/2023/03/230321112609.htm A recent study that examined the relationship between artificial intelligence (AI) and law enforcement underscores both the need for law enforcement agencies to be involved in the development of public policies regarding AI -- such as regulations governing autonomous vehicles -- and the need for law enforcement officers to better understand the limitations and ethical challenges of AI technologies. Tue, 21 Mar 2023 11:26:09 EDT //www.koonmotors.com/releases/2023/03/230321112609.htm //www.koonmotors.com/releases/2023/01/230124132028.htm By flagging disease-associated DNA biomarkers, medical professionals can make early diagnoses and provide personalized treatments, but the typical screening methods can be laborious, expensive or limited in scope. Now, a new biosensor could pave the way to accessible and expansive diagnostics. Tue, 24 Jan 2023 13:20:28 EST //www.koonmotors.com/releases/2023/01/230124132028.htm //www.koonmotors.com/releases/2022/11/221107103212.htm The forensic-voice-comparison system, based on state-of-the-art automatic-speaker-recognition technology, outperformed all the listeners. Mon, 07 Nov 2022 10:32:12 EST //www.koonmotors.com/releases/2022/11/221107103212.htm //www.koonmotors.com/releases/2022/09/220927133419.htm A new report outlines a model law for facial recognition technology to protect against harmful use of this technology, but also foster innovation for public benefit. Tue, 27 Sep 2022 13:34:19 EDT //www.koonmotors.com/releases/2022/09/220927133419.htm //www.koonmotors.com/releases/2022/09/220921092952.htm Forensic dramas on TV make it seem easy to determine when fingerprints were left at the scene of a crime. In reality, the oils in fingerprints degrade over time, and it's difficult to figure out their age. Now, researchers have discovered molecular markers for changes to these oils over a seven-day time period -- information that could be used to estimate fingerprints' ages more accurately. Wed, 21 Sep 2022 09:29:52 EDT //www.koonmotors.com/releases/2022/09/220921092952.htm //www.koonmotors.com/releases/2022/08/220802121740.htm Researchers develop the 'photoswitching fingerprint analysis'. A unique technology that for the first time allows the analysis of molecular processes and the regulation of individual proteins in living cells with sub-10 nm spatial resolution. The application ranges from biological to medical research. Tue, 02 Aug 2022 12:17:40 EDT //www.koonmotors.com/releases/2022/08/220802121740.htm //www.koonmotors.com/releases/2022/06/220622101308.htm Researchers have developed an artificial 'nose' that can identify individuals from their breath. Built with a 16-channel sensor array that can detect different compounds found in a person's breath, the olfactory sensor system has the potential to become another option in the biometric security toolkit. Combined with machine learning, the 'artificial nose' was able to authenticate up to 20 individuals with an average accuracy of more than 97%. Wed, 22 Jun 2022 10:13:08 EDT //www.koonmotors.com/releases/2022/06/220622101308.htm //www.koonmotors.com/releases/2022/06/220621105624.htm In a project aimed at developing intelligent tools to fight child exploitation, computer scientists have developed a system to analyze the noise produced by individual cameras. This information can be used to link a video or an image to a particular camera. Tue, 21 Jun 2022 10:56:24 EDT //www.koonmotors.com/releases/2022/06/220621105624.htm //www.koonmotors.com/releases/2022/06/220608161429.htm Up to now, protecting hardware against manipulation has been a laborious business: expensive, and only possible on a small scale. And yet, two simple antennas might do the trick. Wed, 08 Jun 2022 16:14:29 EDT //www.koonmotors.com/releases/2022/06/220608161429.htm //www.koonmotors.com/releases/2022/06/220608161407.htm A team of engineers has demonstrated for the first time that the Bluetooth signals emitted constantly by our mobile phones have a unique fingerprint that can be used to track individuals' movements. Wed, 08 Jun 2022 16:14:07 EDT //www.koonmotors.com/releases/2022/06/220608161407.htm //www.koonmotors.com/releases/2022/03/220331101518.htm Skin cells and their DNA varies between individuals, but new data shows that some groups of people have higher variability in their cell deposits. The South Australian forensic science researchers are building a suite of new insights into crime scene investigation -- including the difference between high, intermediate and low skin 'shedders' that will help understanding of trace or 'touch DNA'. Thu, 31 Mar 2022 10:15:18 EDT //www.koonmotors.com/releases/2022/03/220331101518.htm //www.koonmotors.com/releases/2022/03/220318104923.htm Researchers have developed a metasurface attachment that can turn just about any camera or imaging system, even off-the-shelf systems, into polarization cameras. The attachment uses a metasurface of subwavelength nanopillars to direct light based on its polarization and compiles an image that captures polarization at every pixel. Fri, 18 Mar 2022 10:49:23 EDT //www.koonmotors.com/releases/2022/03/220318104923.htm //www.koonmotors.com/releases/2021/12/211210093023.htm 一项研究表明,在一个适当的框架work -- gait recognition could be a viable technique for protecting individuals and their data from potential crime. Fri, 10 Dec 2021 09:30:23 EST //www.koonmotors.com/releases/2021/12/211210093023.htm //www.koonmotors.com/releases/2021/11/211115123453.htm retriev专家开发了一种独特的方法ing high resolution images of fingermarks from curved objects like bullet casings that offers greater detail and accuracy than traditional forensic methods. Mon, 15 Nov 2021 12:34:53 EST //www.koonmotors.com/releases/2021/11/211115123453.htm //www.koonmotors.com/releases/2021/11/211103140105.htm To counter hacking, researchers have developed a new system based on the concept of 'zero-knowledge proofs', the security of which is based on the physical principle of relativity: information cannot travel faster than the speed of light. Thus, one of the fundamental principles of modern physics allows for secure data transfer. Wed, 03 Nov 2021 14:01:05 EDT //www.koonmotors.com/releases/2021/11/211103140105.htm //www.koonmotors.com/releases/2021/10/211025172042.htm Researchers report that the way a tissue's cells are arranged can serve as a fingerprint for the tissue's 'phase' -- whether it is more like a solid, liquid, or gas. For example, tumors that are more solid may be relatively stable, whereas more fluid-like growths could be more prone to mutate and metastasize. Mon, 25 Oct 2021 17:20:42 EDT //www.koonmotors.com/releases/2021/10/211025172042.htm //www.koonmotors.com/releases/2021/10/211014141836.htm Uses of facial images and facial recognition technologies -- to unlock a phone or in airport security -- are becoming increasingly common in everyday life. But how do people feel about using such data in healthcare and biomedical research? Thu, 14 Oct 2021 14:18:36 EDT //www.koonmotors.com/releases/2021/10/211014141836.htm //www.koonmotors.com/releases/2021/09/210914184825.htm A novel chip automates the reaction cascades occurring between molecules inside DNA to carry out complex mathematical calculations. Tue, 14 Sep 2021 18:48:25 EDT //www.koonmotors.com/releases/2021/09/210914184825.htm //www.koonmotors.com/releases/2021/07/210706115342.htm The Glasgow Face Matching Test has been updated to find super-recognizers who can help prevent errors caused by face recognition software. Tue, 06 Jul 2021 11:53:42 EDT //www.koonmotors.com/releases/2021/07/210706115342.htm //www.koonmotors.com/releases/2021/06/210617082735.htm Engineers have developed an integrated circuit that can carry out complicated artificial-intelligence operations like face, voice and gesture recognition and cardiac monitoring. Powered by either a tiny battery or a solar panel, it processes data at the edge and can be configured for use in just about any type of application. Thu, 17 Jun 2021 08:27:35 EDT //www.koonmotors.com/releases/2021/06/210617082735.htm //www.koonmotors.com/releases/2021/05/210526132118.htm Researchers have developed a plasmofluidic chip that can perform PCR in only about 8 minutes, which could speed diagnosis during current and future pandemics. Wed, 26 May 2021 13:21:18 EDT //www.koonmotors.com/releases/2021/05/210526132118.htm //www.koonmotors.com/releases/2021/04/210429104936.htm Researchers have moved closer toward this goal by developing a nanopore sequencing platform that, for the first time, can detect the presence of nucleobases, the building blocks of DNA and RNA. Thu, 29 Apr 2021 10:49:36 EDT //www.koonmotors.com/releases/2021/04/210429104936.htm //www.koonmotors.com/releases/2021/04/210421124708.htm New research shows 3D printers can be identified by thermodynamic properties, which could could aid intellectual property, security. Wed, 21 Apr 2021 12:47:08 EDT //www.koonmotors.com/releases/2021/04/210421124708.htm //www.koonmotors.com/releases/2021/04/210421124525.htm Careful criminals usually clean a scene, wiping away visible blood and fingerprints. However, prints made with trace amounts of blood, invisible to the naked eye, could remain. Dyes can detect these hidden prints, but the dyes don't work well on certain surfaces. Now, researchers have developed a fluorescent polymer that binds to blood in a fingerprint -- without damaging any DNA also on the surface -- to create high-contrast images. Wed, 21 Apr 2021 12:45:25 EDT //www.koonmotors.com/releases/2021/04/210421124525.htm //www.koonmotors.com/releases/2021/03/210323131241.htm Since the introduction of plastic (polymer) banknotes in 2016, the number of counterfeit notes on the streets has increased, however, researchers have developed a novel technique called Polymer Substrate Fingerprinting, which identifies every banknote's fingerprint which is unique and unclonable. Tue, 23 Mar 2021 13:12:41 EDT //www.koonmotors.com/releases/2021/03/210323131241.htm //www.koonmotors.com/releases/2021/02/210223110420.htm The remarkable genetic scissors called CRISPR/Cas9, the discovery that won the 2020 Nobel Prize in Chemistry, sometimes cut in places that they are not designed to target. Tue, 23 Feb 2021 11:04:20 EST //www.koonmotors.com/releases/2021/02/210223110420.htm //www.koonmotors.com/releases/2021/02/210202113900.htm New research has found that optical coherence tomography (OCT) imaging technology can be utilized to distinguish between legitimate and counterfeit travel documents. Tue, 02 Feb 2021 11:39:00 EST //www.koonmotors.com/releases/2021/02/210202113900.htm //www.koonmotors.com/releases/2021/01/210111143416.htm Researchers are reporting an advancement of a chemical sensing chip that could lead to handheld devices that detect trace chemicals -- everything from illicit drugs to pollution -- as quickly as a breathalyzer identifies alcohol. Mon, 11 Jan 2021 14:34:16 EST //www.koonmotors.com/releases/2021/01/210111143416.htm //www.koonmotors.com/releases/2020/12/201209124928.htm A single strand of hair in a crime scene contains many clues that can help identify a perpetrator. In a recent study, scientists have combined two modern techniques, called surface-enhanced Raman spectroscopy and X-ray fluorescence, to distinguish between different colors in individual hair strands. Both these techniques are almost non-destructive and can be conducted with portable devices, making this a promising way to get supportive evidence in forensic investigations. Wed, 09 Dec 2020 12:49:28 EST //www.koonmotors.com/releases/2020/12/201209124928.htm //www.koonmotors.com/releases/2020/11/201130150405.htm Human fingerprints have a self-regulating moisture mechanism that not only helps us to avoid dropping our smartphone, but could help scientists to develop better prosthetic limbs, robotic equipment and virtual reality environments, a new study reveals. Mon, 30 Nov 2020 15:04:05 EST //www.koonmotors.com/releases/2020/11/201130150405.htm //www.koonmotors.com/releases/2020/11/201119103040.htm Forensic science experts are refining an innovative counter-terrorism technique that checks for environmental DNA in the dust on clothing, baggage, shoes or even a passport. Thu, 19 Nov 2020 10:30:40 EST //www.koonmotors.com/releases/2020/11/201119103040.htm //www.koonmotors.com/releases/2020/09/200928152850.htm Biometric authentication, which uses unique anatomical features such as fingerprints or facial features to verify a person's identity, is increasingly replacing traditional passwords for accessing everything from smartphones to law enforcement systems. Mon, 28 Sep 2020 15:28:50 EDT //www.koonmotors.com/releases/2020/09/200928152850.htm //www.koonmotors.com/releases/2020/07/200709141619.htm The CRISPR system is a powerful tool for the targeted editing of genomes, with significant therapeutic potential, but runs the risk of inappropriately editing ''off-target'' sites. However, a new study shows that mutating the enzyme at the heart of the CRISPR gene editing system can improve its fidelity. Thu, 09 Jul 2020 14:16:19 EDT //www.koonmotors.com/releases/2020/07/200709141619.htm //www.koonmotors.com/releases/2020/06/200601120032.htm Scientists have developed a tool called FloChip, a new microfluidic take on the widely used chromatin immunoprecipitation (ChIP) technique. By automating and cutting the cost of ChIP and sequential-ChIP, FloChIP has the potential to become a widely used tool for the study of chromatin biology and gene regulation. Mon, 01 Jun 2020 12:00:32 EDT //www.koonmotors.com/releases/2020/06/200601120032.htm //www.koonmotors.com/releases/2020/05/200526111312.htm Researcher have used the principles that underpin the whispering-gallery effect to create an unbeatable anti-counterfeiting system. The researchers' system is a microchip consisting of two-step authentication. Step 1 is the visible pattern on the chip. Step 2 is the non-forgeable color fingerprint of the chip. These microchips will be useful for high-security authentication. Tue, 26 May 2020 11:13:12 EDT //www.koonmotors.com/releases/2020/05/200526111312.htm //www.koonmotors.com/releases/2020/04/200420145027.htm The flavor and aroma of a fine chocolate emerge from its ecology, in addition to its processing. But can you be certain that the bar you bought is really from the exotic locale stated on the wrapper? Now, researchers are presenting a method for determining where a particular chocolate was produced by looking at its chemical 'fingerprint.' Mon, 20 Apr 2020 14:50:27 EDT //www.koonmotors.com/releases/2020/04/200420145027.htm //www.koonmotors.com/releases/2020/04/200401092609.htm Normally, it takes pricey equipment and expertise to create an accurate 3D reconstruction of someone's face. Now, researchers have pulled off the feat using video recorded on an ordinary smartphone. Shooting a continuous video of the front and sides of the face generates a dense cloud of data. A two-step process uses that data, with some help from deep learning algorithms, to build a digital reconstruction of the face. Wed, 01 Apr 2020 09:26:09 EDT //www.koonmotors.com/releases/2020/04/200401092609.htm //www.koonmotors.com/releases/2020/02/200218125310.htm A team of physicists has successfully developed the first nonlinear camera capable of capturing high-resolution images of the interior of solid objects using terahertz (THz) radiation. Tue, 18 Feb 2020 12:53:10 EST //www.koonmotors.com/releases/2020/02/200218125310.htm //www.koonmotors.com/releases/2020/02/200210133152.htm Hemp is technically legal in Texas, but proving that hemp is not marijuana can be a hurdle, requiring testing in a licensed laboratory. Now, a team of researchers have created a 'hemp scanner' that could easily fit in a police cruiser and distinguish hemp and marijuana instantly, without damaging any of the product. Mon, 10 Feb 2020 13:31:52 EST //www.koonmotors.com/releases/2020/02/200210133152.htm //www.koonmotors.com/releases/2020/02/200206080453.htm An experimental fingerprint detection approach can identify traces of cocaine on human skin, even after someone has washed their hands -- and the test is also smart enough to tell whether an individual has actually consumed the class A drug, or simply handled it. Thu, 06 Feb 2020 08:04:53 EST //www.koonmotors.com/releases/2020/02/200206080453.htm //www.koonmotors.com/releases/2020/01/200122134925.htm 警察长期以来依靠独特的螺纹型循环s or arches encoded in fingerprints to identify suspects. However, they have no way to tell how long ago those prints were left behind -- information that could be crucial to a case. A preliminary new study suggests that could change. Researchers report that they could link compounds contained in fingerprints with their age. Wed, 22 Jan 2020 13:49:25 EST //www.koonmotors.com/releases/2020/01/200122134925.htm //www.koonmotors.com/releases/2020/01/200121133306.htm Recent studies have shown metallic objects have their own magnetic fingerprints based on size, shape and physical composition. Scientists look to leverage these observations to potentially create a smaller and cheaper system that is just as effective as their larger counterparts. Tue, 21 Jan 2020 13:33:06 EST //www.koonmotors.com/releases/2020/01/200121133306.htm //www.koonmotors.com/releases/2019/12/191219142737.htm The smuggling of contraband is a threat in airport security and risks have increased in modern times with the uptick in parcel delivery, but security inspection methods have not seen any significant improvements. Researchers propose a technique for efficient detection of contraband items. Typically, airport security uses X-ray imaging to quickly scan baggage, but this suffers limitations. To address this, luggage with suspicious X-ray results undergoes supplementary screening using energy-dispersive X-ray diffraction. Thu, 19 Dec 2019 14:27:37 EST //www.koonmotors.com/releases/2019/12/191219142737.htm //www.koonmotors.com/releases/2019/12/191218153450.htm Currently, the detection of food poison outbreaks caused by bacteria takes a long time and is expensive, but this does not have to be the case in the future. Researchers have found a method for the precise identification of bacteria in just a few hours on a mobile-phone-sized device that costs about 200 times less than alternative approaches. Wed, 18 Dec 2019 15:34:50 EST //www.koonmotors.com/releases/2019/12/191218153450.htm //www.koonmotors.com/releases/2019/11/191122122511.htm 一个新的cancer-detecting工具利用微小电路疯了e of DNA to identify cancer cells by the molecular signature on their surface. The circuits work by attaching to the outside of a cell and analyzing it for proteins that are more abundant on some cell types than others. The devices distinguish cell types with higher specificity than previous methods, giving researchers hope their work could improve diagnosis, or give cancer therapies better aim. Fri, 22 Nov 2019 12:25:11 EST //www.koonmotors.com/releases/2019/11/191122122511.htm //www.koonmotors.com/releases/2019/11/191111204738.htm A state-of-the-art fingerprint detection technology can identify traces of heroin on human skin, even after someone has washed their hands -- and it is also smart enough to tell whether an individual has used the drug or shaken hands with someone who has handled it. Mon, 11 Nov 2019 20:47:38 EST //www.koonmotors.com/releases/2019/11/191111204738.htm //www.koonmotors.com/releases/2019/10/191031100516.htm Researchers have developed a quantum communication chip that is 1,000 times smaller than current quantum setups, but offers the same superior security quantum technology is known for. Thu, 31 Oct 2019 10:05:16 EDT //www.koonmotors.com/releases/2019/10/191031100516.htm //www.koonmotors.com/releases/2019/09/190918184504.htm A research team is developing EarEcho, a biometric tool that uses modified wireless earbuds to authenticate smartphone users via the unique geometry of their ear canal. A prototype of the system proved roughly 95% effective. Wed, 18 Sep 2019 18:45:04 EDT //www.koonmotors.com/releases/2019/09/190918184504.htm //www.koonmotors.com/releases/2019/09/190905145342.htm Scientists have designed an ultra-miniaturized device that could directly image single cells without the need for a microscope or make chemical fingerprint analysis possible from a smartphone. Thu, 05 Sep 2019 14:53:42 EDT //www.koonmotors.com/releases/2019/09/190905145342.htm //www.koonmotors.com/releases/2019/08/190816075535.htm A new chip-based platform integrates nanopores and optofluidic technology with a feedback-control circuit to enable an unprecedented level of control over individual molecules and particles on a chip for high-throughput analysis. Fri, 16 Aug 2019 07:55:35 EDT //www.koonmotors.com/releases/2019/08/190816075535.htm //www.koonmotors.com/releases/2019/08/190807105618.htm A new test could help police to determine when criminals or witnesses are lying about their knowledge of a person's identity. Wed, 07 Aug 2019 10:56:18 EDT //www.koonmotors.com/releases/2019/08/190807105618.htm //www.koonmotors.com/releases/2019/07/190708092856.htm Engineers have devised a method to create pieces of 'smart' glass that can recognize images without requiring any sensors or circuits or power sources. Mon, 08 Jul 2019 09:28:56 EDT //www.koonmotors.com/releases/2019/07/190708092856.htm //www.koonmotors.com/releases/2019/04/190412150630.htm An imaging technique could make it possible to peer inside cells and watch dozens of different molecules at once -- by labeling them with short strands of light-up DNA that blink on and off with their own unique rhythm. Though they're all the same color, the technique makes it possible to distinguish as many as 56 types by their twinkling, more cheaply than traditional methods and without fading over time. Fri, 12 Apr 2019 15:06:30 EDT //www.koonmotors.com/releases/2019/04/190412150630.htm //www.koonmotors.com/releases/2019/04/190409135808.htm Engineers have developed a spectrometer so small and simple that it could integrate with the camera of a typical cellphone without sacrificing accuracy. Tue, 09 Apr 2019 13:58:08 EDT //www.koonmotors.com/releases/2019/04/190409135808.htm //www.koonmotors.com/releases/2019/03/190325120344.htm Researchers have found multiple applications for the CRISPR gene editing technology since it came into use by the scientific community. Mon, 25 Mar 2019 12:03:44 EDT //www.koonmotors.com/releases/2019/03/190325120344.htm //www.koonmotors.com/releases/2019/02/190225100721.htm Scientists showed they could reconstruct what a researcher was doing by recording the sounds of the lab instrument used. The method accurately detects what type of DNA a DNA synthesizer is making. That means academic, industrial, and government labs are potentially wide open to espionage that could destabilize research, jeopardize product development, and even put national security at risk. Mon, 25 Feb 2019 10:07:21 EST //www.koonmotors.com/releases/2019/02/190225100721.htm