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2021 ◽  
Author(s):  
Ryan Wilock

Historically, the process of music discovery has been fostered through the personal connection(s) listeners develop with music and artists via broadcast media formats. Streaming technology has made music more accessible to the listener than ever before, but it has also failed the listener, inhibiting the process of music discovery by eliminating the tastemaker. By referencing the theory of Public and Counter-publics by Robert Warner, the paper outlines importance of audience recognition, response, and personal connection to music discovery. In 1942 Joseph Schumpeter wrote about “incessant product and process innovation”, coined the phrase “creative destruction” (a process through which something new brings about the demise of whatever existed before it) and proclaimed it to be “the essential fact about capitalism”. Despite this, Schumpeter also outlined the concept of “creative response” (innovative acts by entrepreneurs) and its importance to society. What 2 Listen 2 embraces the ideology of Schumpeter and creates a multi-level solution to expand the role of the tastemaker, and restore the concept of personal connection to the process of music discovery via storytelling. This solution has been articulated as a market ready broadcast property as well as an app/web solution in a beta form.


2021 ◽  
Author(s):  
Ryan Wilock

Historically, the process of music discovery has been fostered through the personal connection(s) listeners develop with music and artists via broadcast media formats. Streaming technology has made music more accessible to the listener than ever before, but it has also failed the listener, inhibiting the process of music discovery by eliminating the tastemaker. By referencing the theory of Public and Counter-publics by Robert Warner, the paper outlines importance of audience recognition, response, and personal connection to music discovery. In 1942 Joseph Schumpeter wrote about “incessant product and process innovation”, coined the phrase “creative destruction” (a process through which something new brings about the demise of whatever existed before it) and proclaimed it to be “the essential fact about capitalism”. Despite this, Schumpeter also outlined the concept of “creative response” (innovative acts by entrepreneurs) and its importance to society. What 2 Listen 2 embraces the ideology of Schumpeter and creates a multi-level solution to expand the role of the tastemaker, and restore the concept of personal connection to the process of music discovery via storytelling. This solution has been articulated as a market ready broadcast property as well as an app/web solution in a beta form.


2021 ◽  
Vol 8 (1) ◽  
pp. 75-77
Author(s):  
Ambika Nand Jha ◽  
Akshay H Shah ◽  
Upama N Trivedi

SARS-COV 2 Is causative agent of COVID 19, just few month ago was foreign to us and now spreading its routes well in India. Starting with one case As of August 25, 2020 in India 3167323 positive cases have been reported. coronavirus is beta form  of SARS-CoV-2 belong to family of Coronaviridae. A 44-year-old man, who lives in Kolakata, West Bengal, Working in a travel agency. He came To OPD with complaint of fever, Throat Infection, Multiple joint and muscle pain, Cough. A SARS-CoV-2 Reverse transcriptase polymerase chain reaction (RTPCR) test was positive. He was being treated & Monitored in Home isolation with high dose oral ascorbic acid, hydroxychloroquine, azithromycin and Zinc acetate. This Article aimed to Case Presentation And Treatment Review of Novel COVID 19. Journal of Current and Advance Medical Research, January 2021;8(1):75-77


2021 ◽  
Vol 46 (1) ◽  
pp. 7-12
Author(s):  
Samantha Deutch

AbstractARt Image Exploration Space (ARIES) is a free, cloud-based dynamic environment offering art historians and others an extensive array of practical tools for analysing images. It is the product of a successful collaboration between art historians, librarians, computer scientists, and engineers from the Frick Art Reference Library, New York University's Tandon School of Engineering, and Brazil's Universidade Federal Fluminense. ARIES is a powerful tool for art historians, both replicating and augmenting traditional methods they have long-used to study images.1 With the advent of the prevalent use of digital photos, art historians lacked the technology capable of replacing what they had previously been able to accomplish in the analogue world. Wood Ruby and Deutch realized that art historians needed an out-of-the-box solution that didn't require extensive knowledge of other disciplines (computer science and engineering). The result of successful collaborations and a generous donation, ARIES is now available in BETA form at www.artimageexplorationspace.com.


2020 ◽  
Vol 3 (6) ◽  
pp. 841-856
Author(s):  
Cecile Andre Stanford ◽  
Majeda Khraisheh ◽  
Fares Al Momani ◽  
Ahmad B. Albadarin ◽  
Gavin M. Walker ◽  
...  

AbstractThe adsorption of humic substances on three different adsorbents was investigated and adsorption isotherms were applied in this research. The three adsorbents studied include granular activated carbon (GAC), ferric oxihydroxide in its beta form (β-FeOOH) and iron-coated activated alumina (AAFS). Physical and chemical characteristics of the adsorbents were also fully investigated. Calcium was added to the HS solution in order to represent water with a hardness equivalent to water hardness typically found in London (UK). The examination of the GAC indicated a large microporous area with lower surface area associated with meso- and macropores. The AAFS and β-FeOOH did not present any microporous area. The overall surface area was high for GAC (980 m2 g−1) but lower for AAFS (286 m2 g−1) and β-FeOOH (360 m2 g−1). The Freundlich isotherm model was fitted to all adsorbent–adsorbate systems. It was shown that GAC offered a large adsorption capacity for removal of low molecular weight humics F1 (MW 0–5 kDa) but not for substances with molecular weight larger than 10 kDa (F3). The β-FeOOH adsorption capacity was only 0.43 mg g−1, compared with 9.11 and 2.55 mg g−1 on GAC and AAFS, respectively. On the contrary, F1 is not well adsorbed and only F2 (5–10 kDa) can be efficiently removed by AAFS and β-FeOOH. It was strongly suggested that precipitation/condensation occurred on the adsorbent surface.


Author(s):  
Santosh Gejage ◽  
Jaywant Pawar ◽  
Purnima Amin ◽  
Mohammed Maniruzzaman

Mere similar grades of same excipients manufactured by two different manufacturers often differ significantly that they even have an impact on the variations in final product or dosage form. Solid lipids are one of the most available options as matrix former in sustained drug delivery. Due to their chemical and physical complexity, lipids may exhibit a complex behaviour (i.e. melting crystallization and polymorphism). The aim of this study was to evaluate the physical and chemical properties of two Glyceryl Monostearate (GMS) lipids (Geleol from Gattefosse and Capmul GMS 50K from Abitec Corp. USA) and how these properties may affect during melt granulation process for sustained release applications. Thermal processing was applied on GMS samples to understand the polymorphic nature and suitability as meltable binders. Niacin was used as model drug. A thorough evaluation of GMS samples and sustained release tablets was undertaken using analytical techniques such as differential scanning calorimetry (DSC), X-ray diffraction (XRD). Moreover, melt viscosity study assisted to apprehend the behaviour of GMS samples in hot melt extrusion processing. Surface morphology of the drug and extruded granules examined via SEM and AFM revealed high level of surface interaction and dense structure of drug inside lipid matrix. The DSC and XRD study confirmed that Geleol could not withstand the heat treatment applied during thecontinuous melt granulation processing. The shifting of stable β form to an unstable α form in Geleol was detected. In the contrary case, Capmul GMS 50K was able to withstand the heat treatment supported by the applied analytical techniques. Nonetheless,both GMS samples perform differently in final dosage form. This change in stable β form to an unstable α form affected dissolution profiles at 3 months storage in accelerated condition. This study helped to interpret the complex solid-state behaviour of solid lipid extrudates with different compositions, in order to the simply and outline a suitable formulation strategy for the development of lipid-based oral dosage forms.


2017 ◽  
Vol 91 ◽  
pp. 81-91 ◽  
Author(s):  
Jian Yang ◽  
Haijin Zhu ◽  
Ying Zhao ◽  
Qianhong Jiang ◽  
Haiming Chen ◽  
...  

2015 ◽  
Vol 179 ◽  
pp. 79-114 ◽  
Author(s):  
D. Toroz ◽  
I. Rosbottom ◽  
T. D. Turner ◽  
D. M. C. Corzo ◽  
R. B. Hammond ◽  
...  

The molecular assembly and subsequent nucleation of para-amino benzoic acid (PABA) from ethanolic solutions is probed using a multi-scale and multi-technique approach. This is applied by examining and interrelating information regarding the molecular, solution-state, cluster, solid-state and surface structures to understand why the alpha form of PABA is crystallised in preference to its low temperature beta form. Calculations suggest that conformational changes within the solute molecule play little or no role in directing the nucleation of either the alpha or beta crystal forms. Combined ab initio and molecular dynamics calculations of the stability of small clusters in solution suggests that the hydrogen-bonded carboxylic acid dimers, present in the alpha structure, are the most stable in solution and play a major role in the self-assembly and polymorphic expression of the alpha form in ethanol in preference to the beta form. These calculations are in good agreement with X-ray small-angle scattering analysis which reveals the presence of PABA clusters in ethanol which are consistent with the size and shape of a carboxylic acid dimer. SAXS studies also reveal the presence of larger cluster structures in a size range 10–40 nm which appear to grow, perhaps reflecting a change in the balance between monomers and dimers within the solution during the nucleation process. The results of crystallisation-kinetics experiments indicate an instantaneous nucleation mechanism where the number of instantaneously nucleated crystallites is calculated to be 1360–660 nuclei per ml and the subsequent growth is found to be only rate limited by diffusion of the growth unit to the crystallite surface. A linear dependence of growth rate with respect to supersaturation is observed for the (0 1 −1) capping face, which is associated with strong π–π stacking interactions. This is consistent with a solid-on-solid mechanism associated with surface roughened growth and concomitant poor lattice-perfection. Conversely, the side (1 0 −1) surface has a growth mechanism consistent with a 2D nucleation birth and spread mechanism. Hence, these mechanisms result in very fast growth along the b-axis and the needle-like morphology that is observed for alpha-PABA.


2011 ◽  
Vol 399-401 ◽  
pp. 50-54 ◽  
Author(s):  
Bu Ming Chen ◽  
Zhong Cheng Guo ◽  
Hui Huang

The PbO2 film electrodes have been prepared by different electrodeposition process onto aluminum substrate.The electrochemical activity of the electrode for oxygen evolution reaction in 50g•L-1Zn2++150g•L-1H2SO4 solutions have been studied. The results show that the best activity of the electrodes obtained A1/conductive coating was electrodepositing PbO2 in alkaline lead solutions firstly, then plating PbO2 in acidic lead nitrate solutions. This can be attributed to the conductivity of the substrate, the crystal phase structure and property of PbO2. SEM-EDX analysis shows the beta-form, deposited from acidic solutions of Pb(II), has a distorted rutite structure, and the alpha-form, deposited from alkaline solutions, has the spherical cell. The high non- stoichiometry of PbO2 was obtained in alkaline lead solutions.


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