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1. Application ofALD technique to fabricate protective thin films used in optical filters NSTL国家科技图书文献中心

Okrasa, Malgorzata |  Cichowlas, Malgorzat...... -  《Przemysl Chemiczny》 - 2025,104(2) - 共114页

摘要: optical radiation- blocking capability were evaluated | The surface of transparent polycarbonate |  samples was modified by deposition of thin layers of |  TiO2 (500-2000 deposition cycles) using the atomic |  layer deposition (ALD) technique. Surface wettability
关键词: thin films |  atomic layer deposition (ALD) |  optical protective coatings |  optical protective filters

2. Generalized Equalization-Enhanced Phase Noise in Coherent Optical Transceivers Using Arbitrary Raised Cosine Filters NSTL国家科技图书文献中心

Yuheng Liu |  Xingwen Yi... -  《Journal of Lightwave Technology》 - 2025,43(2) - 620~626 - 共7页

摘要:-distance coherent optical transmission systems that use |  optical transceivers using arbitrary raised cosine (RC | ) filters. We demonstrate that when the roll-off factor |  transceivers using RC filters with arbitrary roll-off factors | Equalization-enhanced phase noise (EEPN) can
关键词: Filters |  Symbols |  Optical fiber dispersion |  Phase noise |  Optical fibers |  Energy loss |  Optical filters

3. Ultra-narrowband dual-cavity Bragg grating ring resonator optical filter NSTL国家科技图书文献中心

Stratakis, Ioannis |  Avraam, Chrysovalant...... -  《Optics Communications》 - 2025,577 - 131330.1~131330.8 - 共8页

摘要: and ring resonator optical filters. This | An optical filter utilizing a dual-cavity |  designed with a focus on a silica optical fiber |  Bragg grating ring resonator is proposed to achieve |  narrowband transmission, high selectivity, and low
关键词: Bragg grating |  Ring resonators |  Optical filters |  Narrowband transmission |  Transfer matrix |  Fabry-Perot cavities |  Optical resonators

4. Athermal Tantalum Pentoxide Mach-Zehnder Interferometers Based on Structural Compensation Method NSTL国家科技图书文献中心

Mingjian You |  Zhenyu Liu... -  《IEEE Photonics journal》 - 2025,17(1) - 1~8 - 共8页

摘要: achieve ultra-athermalized filters by combining the |  towards realization of ultra-athermal integrated optical |  filters in a low-loss and CMOS-compatible platform. | We demonstrate Mach-Zehnder interferometer | -based (MZI) athermal photonic devices using the
关键词: Optical waveguides |  Silicon |  Photonics |  Loss measurement |  Temperature measurement |  Optical filters |  Optical sensors |  Optical interferometry |  Mach-Zehnder interferometers |  Thermal stability

5. IA-CDNet: Change Detection in Adverse Remote Sensing Image Conditions With an Advanced Image-Adaptive Method NSTL国家科技图书文献中心

Zhipan Wang |  Zijun Yang... -  《IEEE Transactions on Geoscience and Remote Sensing》 - 2025,63 - 1~19 - 共19页

摘要: in optical remote sensing imageries has become the |  detection models are designed for high-quality optical |  know, the quality of optical remote sensing imageries | . Notably, the parameters of these filters are | Change detection using deep learning methods
关键词: Adaptation models |  Remote sensing |  Deep learning |  Transformers |  Image enhancement |  Adaptive filters |  Optical filters |  Feature extraction |  Optical sensors |  Optical imaging

6. Flexible Broadband Frequency Hopping Signal Generation Based on a Filter-Free Optoelectronic Conversion Loop NSTL国家科技图书文献中心

Xun Wang |  Jingjing Hu... -  《IEEE Photonics journal》 - 2025,17(2) - 1~7 - 共7页

摘要: does not require any optical filters or high | We propose and experimentally demonstrate a |  photonics method for generating broadband frequency |  hopping (FH) microwave signals based on an |  optoelectronic conversion (OEC) loop. In the proposed scheme
关键词: Frequency modulation |  Radio frequency |  Optical filters |  Optical pulses |  Optical fibers |  Optical modulation |  Amplitude modulation |  Bandwidth |  Optical feedback |  Erbium-doped fiber amplifiers

7. RD-Net: Residual-Dense Network for Glaucoma Prediction Using Structural Features of Optic Nerve Head NSTL国家科技图书文献中心

Preity |  Ashish Kumar Bhandar...... -  《IEEE Transactions on Artificial Intelligence》 - 2025,6(1) - 107~117 - 共11页

摘要: eyesight. It is related to the internal damage of optical |  filters with variable sizes and an alternative | Glaucoma is called as the silent thief of |  nerve head (ONH). For early screening, the simplest |  way is to analyze the subtle variations in
关键词: Glaucoma |  Optical imaging |  Biomedical optical imaging |  Image segmentation |  Optical fibers |  Optical distortion |  Optical filters

8. Investigating Mode Characteristics of an Ultra-High Q Silicon Nitride Micro-Disk Resonator and High Resolution Microwave Photonic Filtering NSTL国家科技图书文献中心

Pengfei Wang |  Wei Cheng... -  《Journal of Lightwave Technology》 - 2025,43(2) - 648~655 - 共8页

摘要: adopting the optical vector network analyzing technology | A low loss silicon nitride micro-disk |  resonator with ultra-high intrinsic quality factor up to |  2.4 × 107 is fabricated and investigated. By | , both the amplitude and phase spectra of the WGMs in
关键词: Silicon |  Q-factor |  Optical device fabrication |  Optical filters |  Optical resonators |  Optical variables measurement |  Optical polarization

9. Multicore Fiber Nonuniformly-Spaced Optical Delay Line for Microwave Signal Processing NSTL国家科技图书文献中心

Mario Annier Gonzále... |  Elham Nazemosadat... -  《Journal of Lightwave Technology》 - 2025,43(2) - 408~418 - 共11页

摘要: optical delay lines for microwave photonic discrete-time |  offer tunability over a 30-nm optical wavelength range |  demonstrate a nonuniformly-spaced optical delay line based | We propose and experimentally demonstrate, for |  the first time, the use of nonuniformly-spaced
关键词: Microwave photonics |  Microwave filters |  Optical fiber dispersion |  Optical filters |  Delay lines |  Delays |  Optical signal processing |  Filters |  Chromatic dispersion |  Signal processing

10. Impact of TeO 2 on the structure, optical, and photoluminescence characteristics of BaO-V 2 O 5 -P 2 O 5 vitreous materials NSTL国家科技图书文献中心

Damoom, Mohammed M. |  Alhawsawi, Abdulsala...... -  《Physica Scripta》 - 2025,100(4) - 共19页

摘要: assess the structural , optical filter property, and | % TeO2 sample. The optical band gap rose from 2.08 to | The objective of the current study is to |  photoluminescence of a glass system primarily made of barium |  phosphate doped with vanadium pentoxide (V2O5), in which
关键词: phosphate |  tellurium ions |  vanadium pentoxide |  optical filters |  photoluminescence
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