Side-polished silica-fluoride multimode fibre pump combiner for Mid-IR fibre lasers and amplifiers by Boris Perminov, Kirill Grebnev, Uwe Hübner, Maria Chernysheva

“…These benefits are particularly important for all-fibre lasers and amplifiers operating in the mid-IR wavelength range and based on soft-glass optical fibres. However, conventional fabrication methods face limitations due to significant differences in the thermal properties of pump-delivering silica fibres and signal-guiding fluoride-based fibres. …”
Get full text

Axial Length, Anterior Chamber Depth, and Lens Thickness in Normal Libyan Eyes; Measured by the Aladdin Ocular Biometer by Samar A. Bukhatwa, Masuod Suliman

“…Aim This study was carried out to obtain data about AL, ACD, and LT parameters in normal Libyans. Methods A cross-sectional study (first of July to end of August, 2021) was done in Benghazi teaching eye hospital on 106 nondiabetic volunteers aged between 17 and 75 years with no ophthalmic disease. …”
Get full text

Extant life detection using label-free video microscopy in analog aquatic environments. by Carl D Snyder, Manuel Bedrossian, Casey Barr, Jody W Deming, Chris A Lindensmith, Christian Stenner, Jay L Nadeau

“…The ability of microbial active motion, morphology, and optical properties to serve as biosignatures was investigated by in situ video microscopy in a wide range of extreme field sites where such imaging had not been performed previously. …”
Get full text

Comparative In silico Analysis of Enzymatic Degradation Resistance in Resin-matrix Ceramics by Özay Önöral, Ahmet Ozer Sehirli, Emine Erdag

“…Background: Resin-matrix ceramics (RMCs) are commonly used in prosthetic dentistry due to their ability to closely replicate the optical and mechanical characteristics of natural teeth. …”
Get full text

Changes in Lacrimal Punctum Position and Tear Meniscus Height after Correction of Horizontal Laxity in Involutional Lower Eyelid Entropion by Tatsuro Yokoyama, Aric Vaidya, Shinjiro Kono, Hirohiko Kakizaki, Yasuhiro Takahashi

“…To examine changes in the position of the lower eyelid punctum and tear meniscus height (TMH) after correction of horizontal laxity of the lower eyelid in involutional lower eyelid entropion. Methods. This prospective, observational study included 42 sides of 36 patients with involutional entropion who underwent a lateral tarsal strip procedure or transcanthal canthopexy (+ lower eyelid retractor advancement). …”
Get full text

Dynamics of Structural and Functional Changes of Patients with Dry Form Age-related Macular Degeneration after Double Filtration Plasmapheresis by A. A. Volozhev, A. N. Kulikov, A. N. Belskih, D. S. Maltsev, S. E. Bednova, E. N. Nikolaenko

“…To study along with data of OCT, OCT angiography, visometry, microperimetry and electroretinography structural and functional changes in the macular zone in patients with a dry form of age-related macular degeneration after the using of double filtration plasmapheresis.Patients and methods. The study included 63 patients (94 eyes) with an intermediate stage of dAMD. …”
Get full text

Remote sensing reveals the role of forage quality and quantity for summer habitat use in red deer by Thomas Rempfler, Christian Rossi, Jan Schweizer, Wibke Peters, Claudio Signer, Flurin Filli, Hannes Jenny, Klaus Hackländer, Sven Buchmann, Pia Anderwald

“…However, due to data limitations at the scale of movement trajectories, it is not clear to what extent even well-studied species such as red deer (Cervus elaphus) trade-off between forage quality and quantity, especially in heterogeneous alpine habitats characterized by short vegetation periods. Methods We used remote sensing data to derive spatially continuous forage quality and quantity information. …”
Get full text

Long-term observation of the in vivo safety of a new design of phakic refractive lens by Yinjie Jiang, Xun Chen, Mingrui Cheng, I-Chun Lin, Boliang Li, Xinjie Zhu, Guanghan Xu, Huamao Miao, Xiaoying Wang, Xingtao Zhou

“…Abstract Background To evaluate the biosafety, reduction in anterior capsule opacification, and fluctuation in intraocular pressure (IOP) of a new phakic refractive lens (PRL) with a sinusoidal drainage groove design. Methods This self-controlled experiment was performed on eight eyes of four rabbits. …”
Get full text

Rapid assessment of nutritional value indicators in <i>Vigna unguiculata</i> (L.) Walp. seed accessions from the VIR collection using NIR spectroscopy by T. V. Shelenga, A. A. Nikiforov, M. O. Burlyaeva, I. N. Perchuk, V. S. Popov

“…The development of calibration models for a rapid analysis of the main quality indicators in cowpea seeds based on NIR (near-infrared) spectroscopy will speed up the evaluation of accessions for nutritional value, reduce the cost of analysis, and help to preserve valuable breeding material.Materials and methods. Seeds of 39 cowpea (V. unguiculata) accessions with different seed coat colors from the collection of the N.I. …”
Get full text

Selective Dissolution of Clay Minerals in Tight Sandstone by Organic Acids by Fei YANG, Zhichao SHEN, Jiangmin DU, Fang WANG, Bo DONG

“…As important factors affecting reservoir exploration and development, their organic acid dissolution effects on clay minerals need to be further studied.OBJECTIVES(1) In order to explore the main influencing factors of organic acids on the dissolution of clay minerals in tight sandstone, by analyzing the influence of time, temperature and different types of organic acids on the dissolution of clay minerals. (2) To reveal the dissolution reaction mechanism between organic acid fluids and tight sandstone, providing a theoretical basis for improving the prediction ability of relatively high-quality reservoirs under tight backgrounds.METHODS(1) The Triassic Yanchang Formation in the Ordos Basin was selected as the research object, and the ratio of reaction fluid to sandstone dissolution simulation experiment was conducted according to the type and content of organic acid in the thermal evolution fluid of Source rock. (2) After the reaction, the column rock sample was rinsed multiple times with distilled water, placed in a drying oven, dried for 24h, and then taken out for testing. …”
Get full text

An efficient smoothing algorithm for range external guidance data based on dynamic threshold and adaptive interpolation by Shixue Zhang, Huihui Cai, Houfeng Wang, Shuai Liu, Qiang He

Get full text

Activated Clotting Time Requires Adaptation Across Altered Measurement Devices: Determination of Appropriate Range During Atrial Fibrillation Ablation by Haruna Sakanoue RN, Hirosuke Yamaji MD, Sayaka Okamoto RN, Kumi Okano RN, Yuka Fujita RN, Shunichi Higashiya MD, Takashi Murakami MD, Satoshi Hirohata MD, Shozo Kusachi MD

“…Objectives To adjust and compare values between two measurement systems and to optimize ACT during atrial fibrillation (AF) ablation. Methods Two systems were compared: electromagnetic detection using a rotating tube (EM system; Hemochron Response) and photo-optical detection using a cartridge immersed in blood (PO system; ACT CA-300TM). …”
Get full text

Infrared Small Target Detection via Modified Fast Saliency and Weighted Guided Image Filtering by Yi Cui, Tao Lei, Guiting Chen, Yunjing Zhang, Gang Zhang, Xuying Hao

Get full text

Multivariate optimization for the development of a sample preparation procedure and evaluation of trace elements in plastic toys by Dayara Virgínia Lino Ávila, Sidnei Oliveira Souza, João Batista Pereira Junior, Victor Cerdà, Rennan Geovanny Oliveira Araujo

“…Arsenic and Sb concentrations were determined employing hydride generation atomic fluorescence spectrometry (HG-AFS) coupled with a multisyringe flow injection analysis (MSFIA) system. Methods: Plastic toy samples of different colors and shapes were analyzed. …”
Get full text

From Burst to Sustained Release: The Effect of Antibiotic Structure Incorporated into Chitosan-Based Films by Nathália F. Sczesny, Helton J. Wiggers, Cecilia Z. Bueno, Pascale Chevallier, Francesco Copes, Diego Mantovani

“…<b>Methods:</b> The samples were characterized according to their thickness, swelling, and mass loss in phosphate-buffered saline (PBS), as well as by morphology using scanning electron microscopy (SEM) and optical phase contrast microscopy. …”
Get full text

High Precision Piston Error Sensing of Segmented Telescope Based on Frequency Domain Filtering by Dequan Li, Dong Wang

Get full text

Early impairment of magnocellular visual pathways mediated by isolated-check visual evoked potentials in primary open-angle glaucoma: a cross-sectional study by Yangfan Yang, Minbin Yu, Zidong Chen, Qiaona Ye, Yanmei Fan, Pingping Liu, Zitian Liu, Kezheng Xu

“…Objective To explore different performances in the magnocellular (MC) and parvocellular (PC) visual pathways in patients with primary open-angle glaucoma (POAG) and to objectively assess impairment in early stage of POAG.Methods and analysis This is a cross-sectional study. …”
Get full text

Macular Telangiectasia Type 2: Long-Term Disease Progression and Management of Complications by Merve Özbek, Özgür Artunay, Rümeysa Koçak, İlker Hoşver, Metehan Şimşek

“…Objectives: To evaluate the long-term progression of macular telangiectasia type 2 (MacTel) using a standardized classification system and to assess the incidence, progression, and management strategies of complications such as macular neovascularization (MNV) and macular hole (MH). Materials and Methods: This retrospective study analyzed the medical records of patients diagnosed with MacTel at a tertiary referral center in Türkiye from January 2004 to February 2025. …”
Get full text

Deep learning-assisted analysis of biomarker changes after increase of dosing from aflibercept 2 mg to 8 mg in therapy-resistant neovascular age-related macular degeneration by Siegfried Priglinger, Jakob Siedlecki, Benedikt Schworm, Franziska Eckardt, Michael Hafner, Ben Asani, Caspar Liesenhoff, Alexander Kufner, Johannes Benedikt Schiefelbein

“…Since 01/2024, aflibercept 8 mg represents an additional treatment option and contains a four times higher dosage than the already known aflibercept 2 mg.Methods To evaluate the real-world efficacy of aflibercept 8 mg in refractory nAMD patients, focusing on changes in key optical coherence tomography biomarkers over a follow-up period of the first four aflibercept 8 mg injections using a deep learning-based semantic segmentation algorithm. …”
Get full text

Discrimination of mercury, cadmium and lead polluted rice leaves based on near infrared spectroscopy technology by ZHANG Long, PAN Jiarong, ZHU Cheng

“…Rice is an important food crop in world, the rice polluted with heavy metal is seriously harmful to people's health. There are many methods to detect the heavy metal, such as inductively coupled plasma-mass spectrometry (ICP-MS), inductively coupled plasma-atomic emission spectrometer (ICP-AES), inductively coupled plasma optical emission spectrometry (ICP-OES), atomic absorption spectrometry (AAS), X ray fluorescence spectrometry (XRF), atomic fluorescence spectrometry (AFS) and so on. …”
Get full text