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…upon intercalator binding. The 3prime end of the oligo is modified with alkylthiol linkers for gold electrode surface monolayer self-assembly, while the 5prime end carries a methylene… ▽ More Small molecule double-stranded DNA intercalators have significant potential for therapeutic applications. H…
…in a Sb2S3 cavity, the plasmonic resonance strength of Au nanodisks is actively tuned via cavity-plasmon hybridization. This reconfiguration modulates the product yield of methylene blue degradation by a factor of 2.4, suppressing to 0.45 in the crystalline phase and enhancing to 1.09 in the amorph…
…nanoparticles synthesized by a simple autocombustion method were assessed as magnetically recoverable catalysts for the degradation of methylene blue (MB) in water. The NPs exhibit a crystallite size of $\sim$ 9 nm, a band gap of $\sim$ 2.11 eV, and soft ferrimagnetic behavior, enabling efficient p…
Three distinct samples were proceed through synthesis utilizing the hydrothermal method to develop tin dioxide (SnO2) nanoparticles. Consistency in all other parameters was ensured by maintaining a constant temperature and time throughout the synthesis. X-ray diffraction (XRD) and scanning electron …
…resulting hybrid CdPS3/CdS nanocolloids exhibit superior charge separation efficiency, driven by Schottky-like metal-semiconductor junctions, achieving ~ 90% degradation of Methylene Blue under 532 nm irradiation within 30 minutes. This work establishes fs-PLAL as a scalable defect-engineering tool…
…almost unaffected by prolonged exposure to isopropanol and water, and exhibit high photocatalytic efficiency for the degradation of organic dyes (i.e., Rhodamine-B and Methylene Blue) under visible-light irradiation, with good recyclability. Additionally, preliminary tests demonstrate CO2 reduction…
An Ag-doped CuO-AgCl-g-C3N4 heterostructure has been designed to achieve rapid Methylene Blue (MB) degradation through a synergistic photo-Fenton mechanism driven by low-power UV illumination. The composite integrates narrow-bandgap CuO, plasmonic Ag/AgCl, and visible-responsive g-C3N4 into a dual Z…
…two-level models are lifted. The framework further reveals how spatial field inhomogeneity and molecular disorder shape cavity-mediated energy transfer, illustrated for an HBQ-Methylene Blue donor-acceptor combination in a five-emitter system. ▽ More In the context of light-matter interactions betw…
This article is from Sensors (Basel, Switzerland) , volume 13 . Abstract A silver nanoparticle-modified evanescent field optical fiber sensor based on a MEMS microchannel chip has been successfully fabricated. Experimental results show that the sensor response decreases linearly with increasing conc…
Table of Contents Number 1 PREFACE vii FRONTISPIECE: Thomas Henry Huxley. SPECIAL ARTICLES: Heart sounds and their value. By Lieutenant Commander H. A. Hare, Med. Corps, U. S. N. R. F. . 1 Eliminating the epileptic from the navy. By Lieutenant L. E. Bisch, Med. Corps, U. S. N. R. F 6 The use of ser…
Urinary bladder rupture is usually found due to blunt or penetrating traumas and iatrogenic injuries, and spontaneous intraperitoneal perforation is very rare. 57 years old male patient was consulted to general surgery department due to ab-dominal pain, nausia-vomiting and fever. He had Diabetes Mel…
This article is from International Journal of Nanomedicine , volume 9 . Abstract Well-aligned and single-crystalline zinc oxide (ZnO) nanorod arrays were grown on silicon (Si) substrate using a wet chemical route for the photodegradation of organic dyes. Structural analysis using X-ray diffraction, …
This article is from Nanoscale Research Letters , volume 9 . Abstract N-doped mesoporous TiO2 nanorods were fabricated by a modified and facile sol–gel approach without any templates. Ammonium nitrate was used as a raw source of N dopants, which could produce a lot of gasses such as N2, NO2, and H2O…
This article is from BMC Microbiology , volume 13 . Abstract Background: Candida spp. are recognized as a primary agent of severe fungal infection in immunocompromised patients, and are the fourth most common cause of bloodstream infections. Our study explores treatment with photodynamic therapy (PD…
The adsorption behavior of Methylene blue dye, Bismarck brown Y dye, and Indigo dye on to Sphagnum cymbifolium (moss) was investigated as a function of flow rate, and bed height through the fixed bed process. One of the main objectives of this research is to expand the field of application of natu…
Objective: To evaluate and compare the effect of different composite placement technique on microleakage in class I composite resin restoration with high C factor. Method: Standardized class-I cavities were prepared on 90 caries-free, extracted human premolars and were randomly assigned to three gro…
Nickel-based magnetic activated carbon was synthesized from coconut shell activated carbon by electroless plating with palladium-free activation. The effect of plating solution volume on metallic ratio and adsorption capacity were evaluated. The effect of metallic ratio on specific area, pore volume…
In this work, the g-C3N4 nanoparticles decorated BiFeO3 microspheres composites (g-C3N4/BiFeO3) were successfully synthesized by hydrothermal treatment of g-C3N4 nanoparticles together with BiFeO3 microspheres. The SEM and HRTEM observation indicate that the C3N4 nanoparticles with size of 30-50 nm …
Quantum dots (QDs) are employed in photocatalytic applications because of their distinctive optical characteristics, such as high absorption coefficients and tunable bandgaps, enabling efficient visible light absorption and charge carrier generation. This study focuses on synthesizing homogeneous bi…
In this study, polylactic acid/graphene oxide/Dopamine (PLA/GO/DA) porous nanofiber membrane was prepared by electrospinning. L _16 (4 ^3 ) orthogonal experiment was designed to investigate the effects of reaction temperature, reaction time, and DA concentration on the adsorption performance of DA o…
Continuous adsorption of methylene blue from aqueous solutions onto maize stem ground tissue in column mode was investigated. The study encompassed the effects of important parameters such as flow rate, initial concentration of methylene blue, and bed depth on methylene blue removal from model solut…
In this study, the synthesis of zinc oxide nanoparticles was carried out, together with the hydrolysis of polyethylene terephthalate, using sodium hydroxide to increase surface activity and enhance nanoparticle adsorption. Polyester fabrics were treated with zinc acetate and sodium hydroxide in an u…
So far, useful advanced oxidation procedures have been used for mineralizing natural contaminants in aqueous media via irradiating of the nanocomposites by ultraviolet irradiation and ultrasound waves; photocatalysis and sonocatalysis are just a few cases. Polyphosphotungstate /Indium oxide was made…
Methylene blue (MB) is one of synthetic dyes that is used in the textile industry which is difficult to degrade in nature. Previously, the brown-rot fungus (BRF) Daedalea dickinsii had shown a good ability to degrade MB, however, the decolorization ability was relatively still low and had a long per…
Metilen biru merupakan salah satu zat warna azo yang sering ditemukan dalam limbah industri tekstil. Zat ini bersifat toksik dan sulit terurai secara alami, sehingga dapat mencemari lingkungan jika tidak dikelola dengan baik. Penelitian ini bertujuan untuk mengkaji efektivitas iradiasi gamma dalam m…
Methylene blue, a thiazine dye, used as a model oxidant to probe the electron transfer reactions involved in mitochondria. It has also been used as a key component of a wide range of optical oxygen sensors used in the food industry for food packaging under a modified atmosphere of nitrogen or carbon…
School of Applied Chemistry, Shenyang University of Chemical Technology, Shenyang 110142, China E-mail : ysh1997@163.com Fax : 86-24-89383296 Manuscript received online 18 April 2013, revised 23 June 2013, accepted 03 September 2013 Wheat bran was modified with citric acid and utilized as a low cost…
School of Studies in Chemistry, Pt. Ravishankar Shukla University, Raipur-492 010 Manuscript received 2 April 1993, revised 5 August 1993, accepted 26 August 1993 Spectrophotometric Determination of Phosphorus with N,N'-Diphenylbenzamidine and Methylene Blue
Accurate standard solutions of oxygen can be prepared with this apparatus. Sample may be used as a dissolved oxygen standard with methylene blue or with other techniques such as gas chromatography.
Paper is impregnated with mixture of methylene blue and ethylenediaminetetraacetic acid. Methylene blue is photo-reduced to leuco-form. Paper is kept isolated from oxygen until ready for use. Paper can be reused by photo-reduction after oxygen exposure.
We have conducted experiments to demonstrate an efficient generation of plasma discharges by focused nanosecond pulsed laser beams in air and provided recommendations on the design of optical systems to implement such plasma generation. We have also demonstrated generation of the secondary plasma di…
Methylene Blue (MB<sup>+</sup>) is a thiazine dye that has gained significant interest due to its diverse applications in health and technology. Here, two important findings regarding the formation of MB<sup>+</sup>-derived species are presented: photoinduced long-lived charge separation in organic …
In this study, three SnS<sub>2</sub> samples with different morphologies were synthesized using a one-step hydrothermal method, and the effect and mechanism of morphology on their adsorption ability toward methylene blue (MB) were studied. XRD and SEM revealed effective preparations of SnS<sub>2</su…
This study investigated the photocatalytic degradation of methylene blue (MB) using four commercial TiO<sub>2</sub> photocatalysts (P25, P90, PC105, PC500) in suspension under 365 nm UV-LED irradiation, with the reaction monitored by UV-Vis spectrometry. Among these, P25 showed the highest activity …
<h4>Background</h4>Perioperative neurocognitive disorders (PND), encompassing postoperative delirium (POD) and delayed neurocognitive recovery (dNCR), affect 15-40% of elderly surgical patients and are associated with accelerated long-term cognitive decline and increased mortality. Currently, no pha…
In this study, the molecular adsorption mechanism of methylene blue dye on ulexite and the adsorption kinetics and thermodynamics were investigated. Ulexite is a boron mineral containing boron, sodium and calcium. The regression coefficients of Langmuir isotherm, Freundlich isotherm and Dubinin-Radu…
The massive discharge of methylene blue causes severe water pollution, and the development of efficient and stable heterogeneous Fenton catalysts is crucial for wastewater treatment. To address the shortcomings of traditional iron-based amorphous catalysts, such as low activity and poor stability, t…
<h4>Background</h4>To describe a case of inadvertent methylene blue use during pars plana vitrectomy (PPV) for an epiretinal membrane (ERM).<h4>Case</h4>A 69-year-old man presented with 1 day of severe vision loss in his left eye. Two days prior to presentation, he had undergone PPV that was complic…
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