Search Results - "Thai, Quang‐Minh"
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Experimental Calibration of Sn‐Related Varshni Parameters for High Sn Content GeSn Layers
Published in Annalen der Physik (01-06-2019)“…From temperature‐dependent photoluminescence of a single Ge0.84Sn0.16 sample, Sn‐related Varshni parameters are extracted and used as input parameters in an…”
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2
GeSn Lasers Covering a Wide Wavelength Range Thanks to Uniaxial Tensile Strain
Published in ACS photonics (16-10-2019)“…Silicon photonics continues to progress tremendously, both in near-infrared datacom/telecoms and in mid-IR optical sensing, despite the fact a monolithically…”
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3
Optimization and kinetics of nutrient removal from wastewater by chemical precipitation of struvite
Published in Desalination and water treatment (19-06-2015)“…Nutrient removal by the precipitation of struvite from synthetic municipal wastewater was tested. Response surface methodology with the Box–Behnken…”
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4
GeSn heterostructure micro-disk laser operating at 230 K
Published in Optics express (10-12-2018)“…We demonstrate lasing up to 230 K in a GeSn heterostructure micro-disk cavity. The GeSn 16.0% optically active layer was grown on a step-graded GeSn buffer,…”
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5
AlGaN/GaN asymmetric graded-index separate confinement heterostructures designed for electron-beam pumped UV lasers
Published in Optics express (26-04-2021)“…We present a study of undoped AlGaN/GaN separate confinement heterostructures designed to operate as electron beam pumped ultraviolet lasers. We discuss the…”
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6
Optical net gain measurement on Al0.07Ga0.93N/GaN multi-quantum wells
Published in Optics express (04-07-2022)“…We report net gain measurements at room temperature in Al$_{0.07}$ Ga$_{0.93}$N/GaN 10-period multi-quantum well layers emitting at 367 nm, using the variable…”
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7
Morphological Observations Reveal New Record of Sarcophyton cherbonnieri Tixier-Durivault, 1958 (Octocorallia: Alcyonacea: Alcyoniidae) in Vietnam
Published in National Academy science letters (01-02-2024)“…Sarcophyton (Alcyoniidae farmily) often is dominant genus with 18 species represented in Vietnam. The Sarcophyton cherbonnieri species was the first recorded…”
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Chemical Constituents of the Vietnamese Marine Sponge Gelliodes sp. and Their Cytotoxic Activities
Published in Chemistry & biodiversity (01-09-2020)“…A new decenoic acid derivative, gelliodesinic acid, and a naturally new alkaloid, together with three known furanoterpenoids and two known indole alkaloids,…”
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Brominated Diphenyl Ethers Including a New Tribromoiododiphenyl Ether from the Vietnamese Marine Sponge Arenosclera sp. and Their Antibacterial Activities
Published in Chemistry & biodiversity (01-03-2019)“…A new tribromoiododiphenyl ether (1) and eight known brominated diphenyl ethers (2–9) were isolated from the MeOH extract of the sponge Arenosclera sp…”
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Purification, characterization and biological effect of lectin from the marine sponge Stylissa flexibilis (Lévi, 1961)
Published in Comparative Biochemistry and Physiology Part B: Biochemistry and Molecular Biology (01-02-2018)“…SFL, a lectin from the marine sponge Stylissa flexibilis was purified by cold ethanol precipitation followed by ion exchange chromatography on DEAE Sepharose…”
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11
GeSn heterostructures LEDs for gas detection
Published in 2020 IEEE Photonics Conference (IPC) (01-09-2020)“…Direct-band gap GeSn alloys have strong potentials as MIR light emitters. We investigate LEDs with 13% and 16% of tin. Light emission is observed up to room…”
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Conference Proceeding -
12
AlGaN/GaN asymmetric graded-index separate confinement heterostructures designed for electron-beam pumped UV lasers
Published 16-03-2021“…We present a study of undoped AlGaN/GaN separate confinement heterostructures designed to operate as electron beam pumped ultraviolet lasers. We discuss the…”
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Journal Article -
13
Optical net gain measurement on Al 0.07 Ga 0.93 N/GaN multi-quantum wells
Published in Optics express (04-07-2022)“…We report net gain measurements at room temperature in Al 0.07 Ga 0.93 N/GaN 10-period multi-quantum well layers emitting at 367 nm, using the variable stripe…”
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14
Progress in Germanium Tin (GeSn) Photonic Crystal Lasers
Published in IEEE journal of selected topics in quantum electronics (01-01-2022)“…We report on lasing in two types of Germanium-Tin (GeSn) photonic crystal lasers, with band-edge and H4 hexagonal cavities. A GeSn 16% step-graded structure…”
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15
Correlation between strain and maximum lasing temperature in GeSn microbridges
Published in 2020 IEEE Photonics Conference (IPC) (01-09-2020)“…Tensile strained GeSn lasers could be used as tunable infrared light sources in silicon photonics. We explore here the relationship between the uniaxial…”
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Conference Proceeding -
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GeSn Lasers with Uniaxial Tensile Strain in the Gain Medium
Published in 2019 IEEE 16th International Conference on Group IV Photonics (GFP) (01-08-2019)“…We use strain redistribution to locally enhance strain in GeSn layers. We demonstrate uniaxial tensile strain in microbridges with lasing cavities tuned over…”
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Conference Proceeding -
17
In vivo ultrasound modulated optical tomography with a persistent spectral hole burning filter
Published in Biomedical optics express (01-12-2022)“…We present ultrasound modulated optical tomography (UOT) results on mice, using the persistent spectral hole burning (PSHB) effect in a Tm :YAG crystal…”
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18
Homo-heterojunction concept: From simulations to high efficiency solar cell demonstration
Published in Solar energy materials and solar cells (01-08-2018)“…The novel solar cell architecture called silicon homo-heterojunction (HHJ) cell is investigated combining experimental and simulation approaches. This…”
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Antipredator Defenses in Soft Corals of the Genus Sarcophyton (Octocorallia; Alcyoniidae) from Coastal Waters of Central Vietnam
Published in Russian journal of marine biology (01-04-2022)“…As sessile marine organisms, soft corals may use chemical or/and physical factors of defense against fish predators for their survival and growth. In Vietnam,…”
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Dr. PI POLYPHENOL CONTENT, PHYTOCHEMISTRY COMPOSITIONS AND ANTIOXIDANT ACTIVITY OF DIFFERENT EXTRACTS FROM MARINE SPONGE AAPTOS SUBERITOIDES GROWN IN NHATRANG BAY, VIETNAM
Published in International journal of pharmacy and pharmaceutical sciences (10-08-2019)“…Objective: To investigate the content and antioxidant activities of polyphenol, the correlation between polyphenol content and their antioxidant activities,…”
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