ENGINEERING AROUND THE WORLD 1- MEDICAL ENGINEERING A container for keeping medicines cool Many medicines need to monitor and display its in- be kept refrigerated and ternal temperature during 2- COMMUNICATIONS can spoil if the cold chain transport, ensuring that is broken. Losses caused medicines arrive in per- ENGINEERING by inadequate cold chain fect condition at hospitals, logistics amount to bil- pharmacies or patients. Adjustable lions of dollars each year. The team developed the SERGI ALBET Twelve students from the project for the Engineering antennas Engineer and John A. Paulson School of Problem Solving and De- digital consultant Engineering and Applied sign Project course (ES96). Col·legiat 14.416 Sciences (SEAS) collabo- A team at MIT @sergialbet rated with the pharmaceu- has developed a tical company Eli Lilly to Source: University of reconfigurable develop TempSense: a con- Harvard antenna that changes tainer that can maintain, https://shorturl.at/JjvNv its frequency range © MIT by changing its physical shape. The use of metamaterials means that the antenna can be 3-SENSOR ENGINEERING stretched, folded or squeezed to repeatedly alter its radiation Memory sensors for wet environmentsproperties without the need for more complicated moving parts. This allows a single device to After several years studying vanadium conventional sensors, it does not operate with a broader range dioxide, known for its ability to switch need external power or complicated of frequencies and to adapt between insulating and metallic states, circuitry. By taking biological neurons to changing environmental Junqiao Wu and his team of engineers as a model, this development opens conditions, eliminating the need at UC Berkeley have come up with a a path for simpler and more energy- for multiple antennas. It has a memsensor that can operate in wet efficient sensors, robots that can simpler design than conventional and salty environments. This device, operate in difficult environments and models and potential applications consisting of a piece of indium and next-generation computer systems for wireless communications a layer of vanadium dioxide, senses capable of sensing and memory in across a range of protocols, the changes in conductivity as ions in liquid environments. energy transfer for wearable solution interact devices and motion tracking and with it, and retains detection for augmented reality. these changes over time, recording University of Source: MIT information about California https://shorturl.at/aKWGO the concentration https://shorturl. of salts. Unlike at/9G6OX .CAT 1- ENGINYERIA MÈDICA 2- ENGINYERIA DE COMUNICACIÓ 3- ENGINYERIA DELS SENSORS Per tal que els medicaments que cal Un grup d’investigadors del MIT El professor Junqiao Wu i el seu equip conservar en fred no es malmetin per han creat una antena reconfigurable d’enginyers de la UC Berkeley han creat fallades logístiques, dotze estudiants que pot estirar-se, doblegar-se i un sensor microelectromecànic capaç de de Harvard SEAS, amb Eli Lilly, han comprimir-se per canviar de manera detectar entorns químics en aigua salada creat un recipient que controla i reversible el rang de freqüències. Això sense energia externa. Això permetria mostra la temperatura per garantir-ne la fa adaptable a diferents entorns i crear sensors de més simples i aplicables el lliurament a pacients, hospitals i útil per a comunicacions, detecció, a la robòtica adaptativa i a sistemes farmàcies. energia i realitat augmentada. informàtics inspirats en el cervell. 44 Theknos Setembre-octubre 2025 ainròfilaC ed tatisrevinU ©dravraH tatisrevinU ©