Results 81 to 90 of about 27,311 (293)

Ferroelectric Quantum Dots for Retinomorphic In‐Sensor Computing

Advanced Materials, EarlyView.
This work has provided a protocol for fabricating retinomorphic phototransistors by integrating ferroelectric ligands with quantum dots. The resulting device combines ferroelectricity, optical responsiveness, and low‐power operation to enable adaptive signal amplification and high recognition accuracy under low‐light conditions, while supporting ...
Tingyu Long, Huanyu Zhou, Jaewan Ko, Hongwei Tan, Jaemin Lim, Yanfei Zhao, Daehan Kang, Eojin Yoon, Gyeong‐Tak Go, Somin Kim, Seung‐Woo Lee, Chan‐Yul Park, Hyojun Choi, Hyeran Kim, Hyung Joong Yun, Sung Hyuk Park, Kwan Sik Park, Jeong Woo Park, Mungeun Kim, Yong Soo Cho, Ho Won Jang, Wenqiang Yang, Min Hyuk Park, Wan Ki Bae, Sebastiaan van Dijken, Joona Bang, Tae‐Woo Lee   +26 more
wiley   +1 more source

Scaling programmable silicon photonics circuits

, 2023
We give an overview the progress of our work in silicon photonic programmable circuits, covering the technology stack from the photonic chip over the driver electronics, packaging technologies all the way to the software layers.
Jo, Gaehun,, Zhang, Yu, Chen, Xiangfeng, Antony, Cleitus, Zand, Iman, Bogaerts, Wim, Sattari, Hamed,, Van Iseghem, Lukas, Quack, Niels,, Niklaus, Frank, Chen, Xiangfeng,, Niklaus, Frank,, Gylfason, Kristinn B., Beeckman, Jeroen,, Katta Pradeep Kumar, Nagarjun, Quack, Niels, Jezzini, Moises, Khan, Umar, Khan, Umar,, Bleiker, Simon, Edinger, Pierre, Sattari, Hamed, Liu, Yichen,, Takabayashi, Alain Yuji,, Mallik, Arun Kumar,, Jo, Gaehun, Gylfason, Kristinn,, Verheyen, Peter, Nagarjun, K. P.,, Bleiker, Simon J.,, Antony, Cleitus,, Zhang, Yu,, Takabayashi, Alain Yuji, Deng, Hong,, Edinger, Pierre,, Bogaerts, Wim,, Deng, Hong, Liu, Yichen, Verheyen, Peter,, Mallik, Arun Kumar, Zand, Iman,, Talli, Giuseppe, Jezzini, Moises,, Van Iseghem, Lukas,, Talli, Giuseppe,, Beeckman, Jeroen   +45 more
core   +1 more source

Spiro‐Phenothiazine Hole‐Transporting Materials: Unlocking Stability and Scalability in Perovskite Solar Cells

Advanced Materials, EarlyView.
Fluorene‐functionalized spiro‐phenothiazine (PTZ‐Fl) exhibits strong Li+ affinity and thermal stability, enabling a PCE of 25.75% in small‐area cells and 22.07% in 25 cm2 modules. Under ISOS‐L3 conditions, PTZ‐Flbased devices retain over 80% efficiency after 1000 hours, demonstrating superior stability and scalability compared to spiro‐OMeTAD for next ...
Javier Urieta‐Mora, Seung Ju Choi, Jaeki Jeong, Silvia Orecchio, Inés García‐Benito, Manuel Pérez‐Escribano, Joaquín Calbo, Likai Zheng, Minseop Byun, Seyeong Song, Gi‐Hwan Kim, Shaik M. Zakeeruddin, Seog‐Young Yoon, Yimhyun Jo, Agustín Molina‐Ontoria, Enrique Ortí, Nazario Martín, Michael Grätzel   +17 more
wiley   +1 more source

CORNERSTONE’s Silicon Photonics Rapid Prototyping Platforms: Current Status and Future Outlook

Applied Sciences, 2020
The field of silicon photonics has experienced widespread adoption in the datacoms industry over the past decade, with a plethora of other applications emerging more recently such as light detection and ranging (LIDAR), sensing, quantum photonics ...
Callum G. Littlejohns, David J. Rowe, Han Du, Ke Li, Weiwei Zhang, Wei Cao, Thalia Dominguez Bucio, Xingzhao Yan, Mehdi Banakar, Dehn Tran, Shenghao Liu, Fanfan Meng, Bigeng Chen, Yanli Qi, Xia Chen, Milos Nedeljkovic, Lorenzo Mastronardi, Rijan Maharjan, Sanket Bohora, Ashim Dhakal, Iain Crowe, Ankur Khurana, Krishna C. Balram, Luca Zagaglia, Francesco Floris, Peter O’Brien, Eugenio Di Gaetano, Harold M.H. Chong, Frederic Y. Gardes, David J. Thomson, Goran Z. Mashanovich, Marc Sorel, Graham T. Reed   +32 more
doaj   +1 more source

Towards in-fiber silicon photonics

The state of the art of silicon optical fibers fabricated via the high pressure chemical deposition technique will be reviewed. The optical transmission properties of step index silicon optical fibers will be presented, including investigations of the ...
Shen, L., Day, T.D., Peacock, A.C., Sazio, P.J.A., Healy, N., Mehta, P., Badding, J.V.   +6 more
core   +1 more source

An Optical Modulator in Unmodified, Commercially-Available CMOS Technology [PDF]

, 2011
11/04/13 Meb. Accepted version, OK to pub.Here we present a method and structures for mid-infrared, free-space optical communication using unmodified, commercially available complementary metal-oxide semiconductor integrated circuits.
Nikolic, K, Timothy G. Constandinou, Constandinou, TG, Serb, A, Konstantin Nikolic, Alexandru Serb   +5 more
core   +1 more source

Artificial Intelligence‐Assisted Workflow for Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling

Advanced Materials, EarlyView.
AI‐Assisted Workflow for (Scanning) Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling. Abstract (Scanning) transmission electron microscopy ((S)TEM) has significantly advanced materials science but faces challenges in correlating precise atomic structure information with the functional properties of ...
Marc Botifoll, Ivan Pinto‐Huguet, Enzo Rotunno, Thomas Galvani, Catalina Coll, Payam Habibzadeh Kavkani, Maria Chiara Spadaro, Yann‐Michel Niquet, Martin Børstad Eriksen, Sara Martí‐Sánchez, Georgios Katsaros, Giordano Scappucci, Peter Krogstrup, Giovanni Isella, Andreu Cabot, Gonzalo Merino, Pablo Ordejón, Stephan Roche, Vincenzo Grillo, Jordi Arbiol   +19 more
wiley   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

Advanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades, Pedro Hidalgo, David Maestre, Ruth Martínez‐Casado, Emilio Nogales, Beatriz Rodríguez, G. Cristian Vásquez, Bianchi Méndez   +7 more
wiley   +1 more source

Integrated quantum photonics with single color centers in silicon

Color centers are promising candidates for quantum technologies due to their long coherence times and high-quality spin-photon interfaces. Silicon has recently emerged as a host for color centers operating in the telecommunication bands, in a ...
Prabhu, Mihika,, Raniwala, Hamza,, Chen, Changchen,, Colangelo, Marco,, Gerlach, Connor,, Saggio, Valeria,, Englund, Dirk,, Ornelas-Huerta, Dalia,, De Santis, Lorenzo,, Panuski, Chris,, Errando-Herranz, Carlos,, Gyger, Samuel,, Christen, Ian,   +12 more
core   +1 more source

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

Advanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau, Christian N. Saggau, Stefan Baunack, Thomas Gemming, Yara Abdelaal, Robert Weser, Oliver G. Schmidt, Hagen Schmidt, Andreas Winkler, Mariana Medina‐Sánchez   +9 more
wiley   +1 more source