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Lärmschutz spielt sowohl im beruflichen als auch im privaten Bereich eine wichtige Rolle. Um erforderliche oder bereits getroffene Maßnahmen zur Lärmsenkung prüfen zu können, werden Luftschallmessungen durchgeführt. Die zugrundeliegende Schallerzeugung erfolgt hierbei typischerweise mittels omnidirektionalen Schallquellen ...<\/p>","imageObject":{"variants":[{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/5\/5\/csm_robovib-ntek_1945e40970.jpg.webp","type":"image\/webp","name":"default","width":"570","breakpoint":"1200"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/5\/5\/csm_robovib-ntek_1945e40970.jpg","name":"default","width":"570","breakpoint":"1200"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/5\/5\/csm_robovib-ntek_384f5ee757.jpg.webp","type":"image\/webp","name":"large","width":"900","breakpoint":"992"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/5\/5\/csm_robovib-ntek_384f5ee757.jpg","name":"large","width":"900","breakpoint":"992"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/magazine\/vibrometry\/image\/robovib-ntek.jpg.webp","type":"image\/webp","name":"medium","width":"1380","breakpoint":"768"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/magazine\/vibrometry\/image\/robovib-ntek.jpg","name":"medium","width":"1380","breakpoint":"768"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/5\/5\/csm_robovib-ntek_883f2537f7.jpg.webp","type":"image\/webp","name":"extrasmall","width":"640","breakpoint":"320"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/5\/5\/csm_robovib-ntek_883f2537f7.jpg","name":"extrasmall","width":"640","breakpoint":"320"}],"default":{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/5\/5\/csm_robovib-ntek_1945e40970.jpg","alt":"","title":""}},"link":"https:\/\/magazine.polytec.com\/de\/betriebsschwingungsanalysen-an-lautsprechern","origUid":6853,"readingTime":"4 min","subline":"Lautsprecher für den Lärmschutz","tags":[{"title":"Automotive & Aerospace","uid":79},{"title":"Akustik & Ultraschall","uid":78},{"title":"Infrastruktur & Bauwesen","uid":85},{"title":"Materialforschung & -prüfung","uid":83}],"technologies":[{"title":"Vibrometrie","uid":232}],"title":"Betriebsschwingungsanalysen an Lautsprechern","uid":6853,"visits":3279},{"authors":[{"fullName":"Melanie Colditz","fullOfficialName":" Melanie Colditz"},{"fullName":"Romy Kronstein-Wiedemann","fullOfficialName":" Romy Kronstein-Wiedemann"}],"description":"

Die auf akustischen Oberflächenwellen (SAW - Surface acoustic wave) basierende Akustofluidik kombiniert Mikrofluidik mit aktiven mikroakustischen Feldern. Damit lassen sich zahlreiche Lab-on-a-Chip-Funktionen realisieren, die von der Flüssigkeitsmanipulation einschließlich Mischen, Tröpfchen- und ...<\/p>","imageObject":{"variants":[{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/f\/1\/csm_blood-cell-sorting_53fee87577.jpg.webp","type":"image\/webp","name":"default","width":"570","breakpoint":"1200"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/f\/1\/csm_blood-cell-sorting_53fee87577.jpg","name":"default","width":"570","breakpoint":"1200"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/f\/1\/csm_blood-cell-sorting_410638478d.jpg.webp","type":"image\/webp","name":"large","width":"900","breakpoint":"992"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/f\/1\/csm_blood-cell-sorting_410638478d.jpg","name":"large","width":"900","breakpoint":"992"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/magazine\/vibrometry\/image\/blood-cell-sorting.jpg.webp","type":"image\/webp","name":"medium","width":"1380","breakpoint":"768"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/magazine\/vibrometry\/image\/blood-cell-sorting.jpg","name":"medium","width":"1380","breakpoint":"768"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/f\/1\/csm_blood-cell-sorting_40f8af8b07.jpg.webp","type":"image\/webp","name":"extrasmall","width":"640","breakpoint":"320"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/f\/1\/csm_blood-cell-sorting_40f8af8b07.jpg","name":"extrasmall","width":"640","breakpoint":"320"}],"default":{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/f\/1\/csm_blood-cell-sorting_53fee87577.jpg","alt":"","title":""}},"link":"https:\/\/magazine.polytec.com\/de\/manipulation-komplexer-fluide-anhand-saw-basierter-akustofluidik","origUid":6844,"readingTime":"3 min","subline":"Probenvorbereitung für die Biomedizin","tags":[{"title":"Akustik & Ultraschall","uid":78},{"title":"Biologie & Medizin","uid":80},{"title":"Mikro- & Nanotechnologie","uid":82},{"title":"Forschung & Entwicklung","uid":86}],"technologies":[{"title":"Vibrometrie","uid":232}],"title":"Manipulation komplexer Fluide anhand SAW-basierter Akustofluidik","uid":6844,"visits":325},{"authors":[{"fullName":"Robert Weser et al.","fullOfficialName":" Robert Weser et al."},{"fullName":"SAWLab Saxony","fullOfficialName":" SAWLab Saxony"}],"description":"

Akustofluidik ist die aktive Beeinflussung von Flüssigkeiten sowie von darin enthaltenen Partikeln oder Zellen im Mikro- und Nanobereich und ist eine Schlüsseltechnologie innerhalb der Biowissenschaften. Akustische Wellen, genauer gesagt, Ultraschallwellen mit hohen Frequenzen weit außerhalb des hörbaren Bereichs...<\/p>","imageObject":{"variants":[{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/0\/7\/csm_surface-acoustic-wave-devices_7c48b4dcc1.jpg.webp","type":"image\/webp","name":"default","width":"570","breakpoint":"1200"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/0\/7\/csm_surface-acoustic-wave-devices_7c48b4dcc1.jpg","name":"default","width":"570","breakpoint":"1200"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/0\/7\/csm_surface-acoustic-wave-devices_a5a8957241.jpg.webp","type":"image\/webp","name":"large","width":"900","breakpoint":"992"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/0\/7\/csm_surface-acoustic-wave-devices_a5a8957241.jpg","name":"large","width":"900","breakpoint":"992"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/0\/7\/csm_surface-acoustic-wave-devices_e02974d77b.jpg.webp","type":"image\/webp","name":"medium","width":"1380","breakpoint":"768"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/0\/7\/csm_surface-acoustic-wave-devices_e02974d77b.jpg","name":"medium","width":"1380","breakpoint":"768"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/0\/7\/csm_surface-acoustic-wave-devices_caf392babf.jpg.webp","type":"image\/webp","name":"extrasmall","width":"640","breakpoint":"320"},{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/0\/7\/csm_surface-acoustic-wave-devices_caf392babf.jpg","name":"extrasmall","width":"640","breakpoint":"320"}],"default":{"src":"https:\/\/magazine.polytec.com\/fileadmin\/_processed_\/0\/7\/csm_surface-acoustic-wave-devices_7c48b4dcc1.jpg","alt":"","title":""}},"link":"https:\/\/magazine.polytec.com\/de\/selektive-polarisationsumwandlung-von-akustischen-oberflaechenwellen","origUid":6723,"readingTime":"5 min","subline":"Selektive Polarisationsumwandlung von akustischen Oberflächenwellen","tags":[{"title":"Mikro- & Nanotechnologie","uid":82},{"title":"Akustik & Ultraschall","uid":78},{"title":"Forschung & Entwicklung","uid":86}],"technologies":[{"title":"Vibrometrie","uid":232}],"title":"Ein neuer Antriebsmechanismus für die Akustofluidik*","uid":6723,"visits":1168},{"authors":[{"fullName":"Matthieu Rupin","fullOfficialName":"Dr. Matthieu Rupin"}],"description":"

Das Smartphone hat es vorgemacht, dass Tasten ohne Komforteinbußen ersetzt werden können. Ganz im Gegenteil: Das frei konfigurierbare Display mit Gestensteuerung hat die Bedienung vereinfacht. Hap2U treibt diese Revolution weiter voran. 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