Nanoparticles in thermotropic and lyotropic liquid crystals by Chung-Hao Chen, Ingo Dierking

“…Over the last few decades many applications of liquid crystals have been developed, including the widely employed technology of low-power, flat-panel liquid crystal displays (LCDs), but also sensors, photonic devices and other non-display applications employed in medicine and drug delivery. …”
Get full text

Author Correction: Siliceous zeolite-derived topology of amorphous silica by Hirokazu Masai, Shinji Kohara, Toru Wakihara, Yuki Shibazaki, Yohei Onodera, Atsunobu Masuno, Sohei Sukenaga, Koji Ohara, Yuki Sakai, Julien Haines, Claire Levelut, Philippe Hébert, Aude Isambert, David A. Keen, Masaki Azuma

Get full text

DC-DC Boost Converter Design With Analog Feedback Control for Cryogenic Applications by Danilo Santoro, Niccolo Gallice, Marco Bassani, Paolo Cova, Nicola Delmonte, Massimo Lazzaroni, Valeria Trabattoni, Andrea Zani

“…However, in the Deep Underground Neutrino Experiment (DUNE) Vertical Drift design, the Photon Detection System (PDS) electronic readout and bias circuits and sensors must be installed on the cathode plane, which is biased at a high DC voltage (-300 kV). …”
Get full text

Synergistic mapping of urban tree canopy height using ICESat-2 data and GF-2 imagery by Xiaodi Xu, Ya Zhang, Peng Fu, Chaoya Dang, Bowen Cai, Qingwei Zhuang, Zhenfeng Shao, Deren Li, Qing Ding

“…To address this issue, this study utilized ICESat-2 photon spot height data as reference samples, in conjunction with high-resolution GF-2 remote sensing data, to estimate UTCH. …”
Get full text

MCNP-X Monte Carlo Code Application for Mass Attenuation Coefficients of Concrete at Different Energies by Modeling 3 × 3 Inch NaI(Tl) Detector and Comparison with XCOM and Monte C... by Huseyin Ozan Tekin

“…In the present work, the applicability of MCNP-X Monte Carlo code for mass attenuation of concrete sample material as building material at photon energies 59.5 keV, 80 keV, 356 keV, 661.6 keV, 1173.2 keV, and 1332.5 keV has been tested by using validated NaI(Tl) detector. …”
Get full text

Surface Quality Monitoring and Improvement for Dimensional Metrology in Inline CT by Denoising with Neural Networks and Fast Surface Quality Metric by Faizan Ahmad, Ahmed Baraka, César Cardona-Marin, Steffen Kieß, Dominik Wolfschläger, Robert H. Schmitt, Sven Simon

“…However, the short machine cycle times—often just a few minutes—require either fewer X-ray projections or shorter detector exposure times, significantly reducing photon counts by one to two orders of magnitude compared to lab-based CT systems. …”
Get full text

Characterization of the Astrocyte Calcium Response to Norepinephrine in the Ventral Tegmental Area by Michele Speggiorin, Angela Chiavegato, Micaela Zonta, Marta Gómez-Gonzalo

“…To fill in this gap, we applied a pharmacological approach along with two-photon microscopy and an AAV strategy to express a genetically encoded calcium indicator in VTA astrocytes. …”
Get full text

Endowing single-crystal polymers with circularly polarized luminescence by Zhong-Qiu Li, Li Meng, Zili Chen, Yu-Wu Zhong

“…Furthermore, patterned circularly-polarized photonic heterojunctions with alternate blue and yellow CPL sub-blocks are prepared by a mask-assisted photopolymerization method. …”
Get full text

An Ultra-Wide Range D-Shaped Fiber SPR Sensor with a Nanostructure of Gold–MoS₂ and Sodium for the Simultaneous Measurement of Refractive Index and Temperature by Xinglian Lu, Xiantong Yu, Jun Zhou, Min Chang, Dunke Lu

“…The paper develops a D-shaped photonic crystal fiber (PCF) sensor to measure RI and T simultaneously. …”
Get full text

Agile cavity ringdown spectroscopy enabled by moderate optical feedback to a quantum cascade laser by Qinxue Nie, Yibo Peng, Qiheng Chen, Ningwu Liu, Zhen Wang, Cheng Wang, Wei Ren

“…Cavity ringdown spectroscopy (CRDS), relying on measuring the decay time of photons inside a high-finesse optical cavity, offers an important analytical tool for chemistry, physics, environmental science, and biology. …”
Get full text

Flavoured leptogenesis and CPμτ symmetry by Rome Samanta, Manibrata Sen

“…It is only below this bound that the observed baryon-to-photon ratio can be realized for a standard N1 domination, else a substantial part of the parameter space is also compatible with N2DS. …”
Get full text

Evolutionary origins of synchronization for integrating information in neurons by Takashi Shibata, Takashi Shibata, Noriaki Hattori, Hisao Nishijo, Tsutomu Takahashi, Tsutomu Takahashi, Yuko Higuchi, Yuko Higuchi, Satoshi Kuroda, Kaoru Takakusaki

“…Quantum synchronization is hypothesized to involve ion coherence during ion channel passage and the entanglement of photons within the myelin sheath. Unlike the finite-time synchronization seen in chemical and electromagnetic processes, quantum entanglement provides instantaneous non-local coherence states. …”
Get full text

A review of state-of-the-art resolution improvement techniques in SPECT imaging by Zhibiao Cheng, Ping Chen, Jianhua Yan

“…Abstract Single photon emission computed tomography (SPECT), a technique capable of capturing functional and molecular information, has been widely adopted in theranostics applications across various fields, including cardiology, neurology, and oncology. …”
Get full text

Assessing SPECT/CT for the identification of cartilage lesions in the knee joint: A systematic review by Larissa Rix, Samuel Tushingham, Karina Wright, Martyn Snow

“…Background: Single-photon emission computerised tomography with conventional computer tomography (SPECT/CT) is an emerging technology which may hold clinical value for the identification of cartilage lesions in the knee joint. …”
Get full text

Development of MHz X-ray phase contrast imaging at the European XFEL by Jayanath C. P. Koliyadu, Daniel Moško, Eleni Myrto Asimakopoulou, Valerio Bellucci, Šarlota Birnšteinová, Richard Bean, Romain Letrun, Chan Kim, Henry Kirkwood, Gabriele Giovanetti, Nerea Jardon, Janusz Szuba, Trey Guest, Andreas Koch, Jan Grünert, Peter Szeles, Pablo Villanueva-Perez, Fabian Reuter, Claus-Dieter Ohl, Mike Andreas Noack, Francisco Garcia-Moreno, Zuzana Kuglerová-Valdová, Libor Juha, Martin Nikl, Wataru Yashiro, Hitoshi Soyama, Daniel Eakins, Alexander M. Korsunsky, Jozef Uličný, Alke Meents, Henry N. Chapman, Adrian P. Mancuso, Tokushi Sato, Patrik Vagovič

“…The image quality for MHz XPCI data showed significant improvement compared with a pilot demonstration of the technique using parallel beam illumination, which also allows access to up to 24 keV photon energies at the SPB/SFX instrument of the EuXFEL. …”
Get full text

X-Ray Performance of SiC NPN Radiation Detector by Jing Wang, Leidang Zhou, Liang Chen, Silong Zhang, Fangbao Wang, Tingting Fan, Zhuo Chen, Song Bai, Xiaoping Ouyang

“…The response properties of the fabricated SiC npn radiation detector were characterized by high-energy X-ray illumination with a maximum X-ray photon energy of 30 keV. The SiC npn detector featured stable and clear response to the X-ray within 0.0766 Gy∙s⁻¹ to 0.766 Gy∙s⁻¹ below 300 V. …”
Get full text

Near-infrared germanium PIN-photodiodes with >1A/W responsivity by Hanchen Liu, Toni P. Pasanen, Tsun Hang Fung, Joonas Isometsä, Antti Haarahiltunen, Steven Hesse, Lutz Werner, Ville Vähänissi, Hele Savin

“…Abstract Even though efficient near-infrared (NIR) detection is critical for numerous applications, state-of-the-art NIR detectors either suffer from limited capability of detecting incoming photons, i.e., have poor spectral responsivity, or are made of expensive group III-V non-CMOS compatible materials. …”
Get full text

Irrigated Soybean Leaf Photosynthesis in the Humid Subtropical Midsouth by H. Arnold Bruns

“…Single leaf CER, gsw, and Ci were determined at growth stages R3, R4, and R5 using decreasing photosynthetic photon flux densities (PPFD, μmol m−2 s−1) beginning at 2000 PPFD and decreasing by 250 PPFD increments to 250 PPFD. …”
Get full text

A machine learning based algorithm accurately stages liver disease by quantification of arteries by Zhengxin Li, Xin Sun, Zhimin Zhao, Qiang Yang, Yayun Ren, Xiao Teng, Dean C. S. Tai, Ian R. Wanless, Jörn M. Schattenberg, Chenghai Liu

“…The second harmonic generation (SHG)/two-photon images were generated from unstained slides. …”
Get full text

Ultra‐Broad Emission Copper Halide Scintillator‐Based X‐Ray Imager by Haocheng Lv, Wenyi Shao, Haifeng Chen, Guoyang Zhu, Yao Wang, Zhenzhong Zhang, Hongwei Liang

“…Benefiting from the large Stokes shift and ultra‐broad emission band enabled by the dual STE, the self‐absorption‐free TPACI scintillator exhibits efficient white light emission with a high photoluminescence quantum yields of 94.27%, a high light yield of ≈40124 photons MeV−1. Moreover, a prototype of a TPACI scintillator‐based X‐ray imager is assembled for inspecting the internal structures of biological and electronic devices, which demonstrated a high resolution of 5.5 lp mm−1 at modulation transfer function = 0.2. …”
Get full text