Search Results - "Prabhu, Gurpur Rakesh D"

Sample Flow Rate Scan in Electrospray Ionization Mass Spectrometry Reveals Alterations in Protein Charge State Distribution by Prabhu, Gurpur Rakesh D, Ponnusamy, Vinoth Kumar, Witek, Henryk A, Urban, Pawel L

“…Sample flow rate is one of the parameters that influence the sensitivity of electrospray ionization (ESI) mass spectrometry. By varying the sample flow rate,…”
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Moderate Signal Enhancement in Electrospray Ionization Mass Spectrometry by Focusing Electrospray Plume with a Dielectric Layer around the Mass Spectrometer's Orifice by Chua, Zi Qing, Prabhu, Gurpur Rakesh D, Wang, Yi-Wun, Raju, Chamarthi Maheswar, Buchowiecki, Krzysztof, Ochirov, Ochir, Elpa, Decibel P, Urban, Pawel L

“…Electrospray ionization (ESI) is among the commonly used atmospheric pressure ionization techniques in mass spectrometry (MS). One of the drawbacks of ESI is…”
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Automation of mass spectrometric detection of analytes and related workflows: A review by Elpa, Decibel P., Prabhu, Gurpur Rakesh D., Wu, Shu-Pao, Tay, Kheng Soo, Urban, Pawel L.

“…The developments in mass spectrometry (MS) in the past few decades reveal the power and versatility of this technology. MS methods are utilized in routine…”
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Facilitating chemical and biochemical experiments with electronic microcontrollers and single-board computers by Prabhu, Gurpur Rakesh D., Yang, Tzu-Hsien, Hsu, Chun-Yao, Shih, Chun-Pei, Chang, Chun-Ming, Liao, Pei-Han, Ni, Hsiang-Ting, Urban, Pawel L.

“…Since the advent of modern science, researchers have had to rely on their technical skills or the support of specialized workshops to construct analytical…”
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Telechemistry 2.0: Remote monitoring of fluorescent chemical reactions by Hsu, Chun-Yao, Prabhu, Gurpur Rakesh D., Urban, Pawel L.

“…[Display omitted] Implementation of the Internet-of-Things in chemistry research has the potential to improve research methodologies. Here, we describe a…”
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Elevating Chemistry Research with a Modern Electronics Toolkit by Prabhu, Gurpur Rakesh D, Urban, Pawel L

“…With the rapid development of high technology, chemical science is not as it used to be a century ago. Many chemists acquire and utilize skills that are well…”
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The dawn of unmanned analytical laboratories by Prabhu, Gurpur Rakesh D., Urban, Pawel L.

“…The twentieth century has brought enormous developments in instrumentation for chemical analysis. However, most of the state-of-the-art analytical instruments…”
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Microanalysis Using Acoustically Actuated Droplets Pinned Onto a Thread by Yang, Tzu-Hsien, Yang, Hao-Chun, Chang, Cheng-Hao, Prabhu, Gurpur Rakesh D., Urban, Pawel L.

“…An acoustic wave-assisted microscale assay platform is demonstrated. Liquid droplets containing samples and reagents are dispensed and pinned onto a…”
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Tuning Electrospray Ionization with Low-Frequency Sound by Wang, Yi-Wun, Prabhu, Gurpur Rakesh D., Hsu, Chun-Yao, Urban, Pawel L.

“…Electrospray ionization (ESI) mass spectrometry (MS) is one of the key techniques used in biomolecular analysis nowadays. It relies on formation of…”
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Correction to “Are Most Micrometer Droplets (>10 μm) Wasted in Electrospray Ionization? An Insight from Real-Time High-Speed Imaging” by Hsu, Chun-Yao, Prabhu, Gurpur Rakesh D., Chang, Ching-Han, Hsu, Pin-Chieh, Buchowiecki, Krzysztof, Urban, Pawel L.

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Correction for “Tuning Electrospray Ionization with Low-Frequency Sound” by Wang, Yi-Wun, Prabhu, Gurpur Rakesh D., Hsu, Chun-Yao, Urban, Pawel L.

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Are Most Micrometer Droplets (>10 μm) Wasted in Electrospray Ionization? An Insight from Real-Time High-Speed Imaging by Hsu, Chun-Yao, Prabhu, Gurpur Rakesh D., Chang, Ching-Han, Hsu, Pin-Chieh, Buchowiecki, Krzysztof, Urban, Pawel L.

“…Electrospray ionization (ESI) is one of the main techniques used in mass spectrometry (MS) of nonvolatile compounds. ESI is a disordered process, in which a…”
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High-Speed Schlieren Imaging of Vapor Formation in Electrospray Plume by Li, Hou-I, Prabhu, Gurpur Rakesh D., Buchowiecki, Krzysztof, Urban, Pawel L.

“…Previous mechanistic descriptions of electrosprays mostly focused on the dynamics of Taylor cones, initial droplets, and progeny droplets. However, vapor…”
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Scanning pH-metry for Observing Reversibility in Protein Folding by Prabhu, Gurpur Rakesh D., Yang, Tzu-Hsin, Shiu, Ruei-Tzung, Witek, Henryk A., Urban, Pawel L.

“…One of the main factors affecting protein structure in solution is pH. Traditionally, to study pH-dependent conformational changes in proteins, the…”
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Observation of Protein Unfolding during pH Ramp Evoked by Lipase-Catalyzed Ester Hydrolysis by Shiu, Ruei-Tzung, Prabhu, Gurpur Rakesh D., Elpa, Decibel P., Urban, Pawel L.

“…Studies of protein folding often involve offline experimental methods such as titrating protein samples with denaturants or equilibrating them in the presence…”
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Programmable flow rate scanner for evaluating detector sensitivity regime by Prabhu, Gurpur Rakesh D., Witek, Henryk A., Urban, Pawel L.

“…[Display omitted] •An automated flow rate optimization system is demonstrated.•It comprises a peristaltic pump and a single-board computer.•The slope of…”
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Temporal Analysis of Conformers in the Course of pH Scan Directed by Urea–Urease ReactionA “Protein Clock” by Chang, Chun-Ming, Prabhu, Gurpur Rakesh D, Tseng, Chien-Ming, Urban, Pawel L

“…We demonstrate an analytical approach to monitor the effect of pH on protein tertiary structure. An autocatalytic enzyme reaction is used to stimulate…”
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Portable fizzy extraction ion-mobility spectrometry system by Chen, Chi-Hsiang, Prabhu, Gurpur Rakesh D., Yu, Kai-Chiang, Elpa, Decibel P., Urban, Pawel L.

“…Fizzy extraction (FE) is a technique that utilizes effervescence phenomenon to extract volatile organic compounds (VOCs) from liquid matrices for subsequent…”
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Catalytic Oxygenation-Mediated Extraction as a Facile and Green Way to Analyze Volatile Solutes by Raju, Chamarthi Maheswar, Yu, Kai-Chiang, Shih, Chun-Pei, Elpa, Decibel P, Prabhu, Gurpur Rakesh D, Urban, Pawel L

“…Sparging-based methods have long been used to liberate volatile organic compounds (VOCs) from liquid sample matrices prior to analysis. In these methods, a…”
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Flat Disc-Shaped Sampling Probe and Online Re-extraction Apparatus for Mass Spectrometric Analysis of Skin Metabolites: A Proof of Concept by Ni, Hsiang-Ting, Prabhu, Gurpur Rakesh D, Elpa, Decibel P, Chiu, Hsien-Yi, Urban, Pawel L

“…Sweat analysis provides an alternative and noninvasive way of clinical diagnostics. However, sampling and transferring sweat-derived samples to analytical…”
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