➀ Researchers from POSTECH have developed the world's first smartphone-sized OLED panel that can change shape and function as a speaker without mechanical parts, offering new possibilities for smartphones, cars, and wearables.

➁ The technology integrates an ultra-thin piezoelectric polymer actuator with a flexible OLED panel, enabling both shape transformation and sound production through electrical signals, eliminating the need for mechanical hinges or external speaker modules.

➂ The innovation demonstrates stable shape transformations and clear sound production on a smartphone-sized OLED panel, paving the way for next-generation smart displays with integrated audio capabilities.

➀ Researchers have developed a novel method to enhance the efficiency of perovskite light-emitting diodes (PeLEDs) using polycaprolactone-silver nanoparticles (PCL@AgNPs-P) as an emission gain layer, improving luminance and external quantum efficiency (EQE).

➁ The innovation leverages Förster resonance energy transfer (FRET) and the Purcell effect, offering a cost-effective and scalable solution for high-performance PeLED applications.

➂ This breakthrough could accelerate advancements in high-performance displays, optical communication, laser optics, and quantum photonics, maintaining the purity and stability of the perovskite emissive layer while simplifying fabrication processes.

➀ The KYY X90D offers a sleek aluminum design and dual 15.6-inch displays at an affordable price.

➁ It supports multiple operating modes and has a robust kickstand for adjustable viewing angles.

➂ However, it lacks HDMI connectivity and has a below-average brightness.

➀ The Lenovo Yoga Slim 9i redefines ultrabook elegance with its glass-inspired design and innovative webcam;

➁ Despite its limited port options and battery life, the laptop boasts a dazzling OLED screen and a stylish, slim design;

➂ It offers a comfortable keyboard, good speakers, and a quiet cooling fan, although its webcam and battery life are not its strongest points.

➀ DISPLAY VISIONS发布了4英寸的TFT040-77AINN显示屏，具有900 cd/m²的亮度和IPS技术。

➁ 该显示屏具有720×720的分辨率，支持高达262,000种颜色，并且可以在-20°C至+70°C的温度范围内工作。

➂ 它还配备了可选的触摸面板，支持工业、医疗、消费和自动化应用。

➀ Researchers from Hanyang University, Yonsei University, and Sogang University in South Korea have developed a silicon-integrated hole transport layer using microlithography to enhance OLED performance without sacrificing energy efficiency.

➁ This innovation significantly improves charge balance, resulting in enhanced luminance and reduced crosstalk in OLED displays.

➂ The new structure achieved an ultra-high resolution of 10,062 pixels per inch (PPI) on a six-inch wafer, opening doors for high-definition OLED displays in VR, AR, smart glasses, wearables, and next-gen smartphones.

➀ Researchers at Cornell University have developed a method to convert symmetric semiconductor particles into chiral materials, which can enhance light-polarization control in films.

➁ Chiral materials can rotate polarized light, and this study utilizes cadmium-based semiconductor compounds to achieve this effect.

➂ The research shows that by controlling the drying geometry, the structure and chirality of the film can be controlled, leading to films with high light-matter interaction strength.

➀ Tom's Hardware reviews the ViewSonic VG1656N, a portable monitor priced under $300 with compelling features including a 16-inch IPS display and wireless casting.

➁ The monitor has a built-in battery and USB-C dongle for wireless functionality, but it suffers from poor color performance and mediocre speakers.

➂ Despite these drawbacks, the VG1656N offers good value for money, especially for those seeking a wireless portable monitor.

➀ Researchers at Purdue University have developed a transparent conducting polymer, n-doped poly(benzodifurandione) (n-PBDF), which could revolutionize electrochromic displays by making them more sustainable and energy-efficient.

➁ The n-PBDF polymer acts as both a transparent conductor and an ion-storage material, simplifying device architecture and reducing power consumption.

➂ The team plans to improve film uniformity, expand compatibility with other electrochromic materials, and explore applications in batteries, solar cells, and organic LEDs.