Swiss Scientists Make Chocolate Shimmer in Different Colors
ETH researchers have found a way to imprint a special structure on the surface of the chocolate to create a targeted colour effect.
(Picture: Giulia Marthaler Zuerich)
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![Dr. E. Poonguzhali has successfully transferred commercially available starting materials to medicinally important 2-acylbenzo[b]thiophenes in the presence of copper acetate & tetrabutylammonium chloride catalytic system.](https://cdn1.vogel.de/ZK7wqjVy7Ps1OSwUs5tXgrNZGEE=/288x162/smart/filters:format(jpg):quality(80)/images.vogel.de/vogelonline/bdb/1964500/1964559/original.jpg "Dr. E. Poonguzhali has successfully transferred commercially available starting materials to medicinally important 2-acylbenzo[b]thiophenes in the presence of copper acetate & tetrabutylammonium chloride catalytic system.")
:quality(80)/images.vogel.de/vogelonline/bdb/1963700/1963740/original.jpg "The high resolution, modern TFT touch display has a multi-lingual user interface and shows all important information at a glance.")
:quality(80)/images.vogel.de/vogelonline/bdb/1963400/1963417/original.jpg "The 700kHz, 260-element histotripsy ultrasound array transducer used in Prof. Xu’s lab.")
:quality(80)/images.vogel.de/vogelonline/bdb/1963800/1963885/original.jpg "Anna-Lisa Paul, left, and Rob Ferl, working with lunar soils in their lab.")
:quality(80)/images.vogel.de/vogelonline/bdb/1962400/1962494/original.jpg "The operating room produces 70 percent of hospitals' greenhouse gas emissions, but two surgeons-in-training have come up with solutions to reduce that number.")
:quality(80)/images.vogel.de/vogelonline/bdb/1960700/1960778/original.jpg "This plant is modeling the latest wearable sensor (right) to monitor water loss from leaves with a smartphone app (left).")
:quality(80)/images.vogel.de/vogelonline/bdb/1958800/1958848/original.jpg "The user-friendly unit, which weighs less than ten kilograms and does not require the use of filters, can be powered by a small, portable solar panel.")
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:quality(80)/images.vogel.de/vogelonline/bdb/1963500/1963506/original.jpg "Healthy adults eating a diverse diet with at least eight to ten grams of soluble fiber a day have fewer antibiotic-resistant microbes in their guts. Soluble fiber is found in foods such as grains, beans, lentils, nuts, and some fruits and vegetables.")
:quality(80)/images.vogel.de/vogelonline/bdb/1963400/1963459/original.jpg "Thermo Scientific Dionex Ionpac CS21-Fast-4m ion exchange column.")
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:quality(80)/images.vogel.de/vogelonline/bdb/1710600/1710675/original.jpg "Discover how to set yourself up for success when performing balance-based density determination of solids such as jewelry and precious metals.")
:quality(80)/images.vogel.de/vogelonline/bdb/1682500/1682579/original.jpg "The new XPR Analytical balance redesigned to meet the needs of laboratory technicians of working fast and lean.")
:quality(80)/images.vogel.de/vogelonline/bdb/1677000/1677080/original.jpg "Enhance your weighing accuracy, comfort and productivity with the redesigned XPR Analytical balance.")
/cdn4.vogel.de/infinity/white.jpg "ETH researchers have found a way to imprint a special structure on the surface of the chocolate to create a targeted colour effect.")
