OSA | High power, single-frequency, monolithic fiber amplifier for the next generation of gravitational wave detectors
![Amazon.com: Airthereal MA10K-PRODIGI Digital Ozone Generator 10,000mg/hr High Capacity O3 Machine, Odor Remover Ionizer - Adjustable Settings for Any Size Room, Blue: Home & Kitchen Amazon.com: Airthereal MA10K-PRODIGI Digital Ozone Generator 10,000mg/hr High Capacity O3 Machine, Odor Remover Ionizer - Adjustable Settings for Any Size Room, Blue: Home & Kitchen](https://images-na.ssl-images-amazon.com/images/I/61fFdFcw4fL._AC_SL1500_.jpg)
Amazon.com: Airthereal MA10K-PRODIGI Digital Ozone Generator 10,000mg/hr High Capacity O3 Machine, Odor Remover Ionizer - Adjustable Settings for Any Size Room, Blue: Home & Kitchen
![Near- and mid-infrared intersubband absorption in top-down GaN/AlN nano- and micro-pillars - IOPscience Near- and mid-infrared intersubband absorption in top-down GaN/AlN nano- and micro-pillars - IOPscience](https://cfn-live-content-bucket-iop-org.s3.amazonaws.com/journals/0957-4484/30/5/054002/2/nanoaaef72f2_hr.jpg?AWSAccessKeyId=AKIAYDKQL6LTV7YY2HIK&Expires=1617350358&Signature=VZI6aqAT3O5IyEx6iDVXCdgc%2Fhs%3D)
Near- and mid-infrared intersubband absorption in top-down GaN/AlN nano- and micro-pillars - IOPscience
OSA | Low noise 400 W coherently combined single frequency laser beam for next generation gravitational wave detectors
![Sustainability | Free Full-Text | Residential Heat Supply by Waste-Heat Re-Use: Sources, Supply Potential and Demand Coverage—A Case Study | HTML Sustainability | Free Full-Text | Residential Heat Supply by Waste-Heat Re-Use: Sources, Supply Potential and Demand Coverage—A Case Study | HTML](https://www.mdpi.com/sustainability/sustainability-09-00250/article_deploy/html/images/sustainability-09-00250-g005-550.jpg)
Sustainability | Free Full-Text | Residential Heat Supply by Waste-Heat Re-Use: Sources, Supply Potential and Demand Coverage—A Case Study | HTML
![Energies | Free Full-Text | Thermal Impact Assessment of Groundwater Heat Pumps (GWHPs): Rigorous vs. Simplified Models | HTML Energies | Free Full-Text | Thermal Impact Assessment of Groundwater Heat Pumps (GWHPs): Rigorous vs. Simplified Models | HTML](https://www.mdpi.com/energies/energies-10-01385/article_deploy/html/images/energies-10-01385-g011.png)