Faculty Publications (NCU): Recent submissions

Now showing items 121-140 of 144

Structure and physical properties of RE2AgGe3 (RE = Ce, Pr, Nd) compounds

Sarkar, Sumanta; Mumbaraddi, Dundappa; Halappa, Pramod; Kalsi, Deepti; Rayaprol, Sudhindra; Peter, Sebastian C. (Academic Press Inc, Elsevier Science, 2015)

We have synthesized the compounds RE2AgGe3 (RE = Ce, Pr, Nd) by arc melting. The crystal structure obtained from single crystal and powder X-ray diffraction suggests that these compounds crystallize in the alpha-ThSi2 ...
Crystal structure and properties of tetragonal EuAg4In8 grown by metal flux technique

Subbarao, Udumula; Sarkar, Sumanta; Peter, Sebastian C. (Academic Press Inc, Elsevier Science, 2015)

The compound EuAg4In8 has been obtained as single crystals in high yield from reactions run in liquid indium. X-ray diffraction on single crystals suggests that EuAg4In8 crystallizes in the CeMn4Al8 structure type, tetragonal ...
Theme Issue on Electronic Structure of Nanostructures and Correlated Nanomaterials: Theory and Experiment

Viswanatha, Ranjani; Waghmare, Umesh V. (Indian Academy of Sciences, 2015)
Effect of transition metal dopants on the optical and magnetic properties of semiconductor nanocrystals

Viswanatha, Ranjani (Indian Academy of Sciences, 2015)
Sb deficiencies control hole transport and boost the thermoelectric performance of p-type AgSbSe2

Guin, Satya N.; Biswas, Kanishka (Royal Society of Chemistry, 2015)

Silver antimony selenide, AgSbSe2, a Te free analogue of AgSbTe2, has been known to show a promising thermoelectric performance when it is doped with monovalent (M+) and divalent (M2+) cations in the Sb sublattice. Here, ...
Solution-Based Synthesis of Layered Intergrowth Compounds of the Homologous PbmBi2nTe3n+m Series as Nanosheets

Chatterjee, Arindom; Biswas, Kanishka (Wiley-V C H Verlag Gmbh, 2015)

Layered intergrowth compounds in the homologous PbmBi2nTe3n+m family are interesting because they are examples of natural heterostructures. We present a simple solution-based synthesis of two-dimensional nanosheets of ...
Promising thermoelectric performance in n-type AgBiSe2: effect of aliovalent anion doping

Guin, Satya N.; Srihari, Velaga; Biswas, Kanishka (Royal Society of Chemistry, 2015)

Thermoelectric materials can convert untapped heat to electrical energy, and thus, it will have a significant role in future energy management. Recent industrial applications demand efficient thermoelectric materials which ...
Temperature driven p-n-p type conduction switching materials: current trends and future directions

Guin, Satya N.; Biswas, Kanishka (Royal Society of Chemistry, 2015)

Modern technological inventions have been going through a "renaissance'' period. Development of new materials and understanding of fundamental structure-property correlations are the important steps to move further for ...
Electronic grade and flexible semiconductor film employing oriented attachment of colloidal ligand-free PbS and PbSe nanocrystals at room temperature

Shanker, G. Shiva; Swarnkar, Abhishek; Chatterjee, Arindom; Chakraborty, S.; Phukan, Manabjyoti; Parveen, Naziya; Biswas, Kanishka; Nag, Angshuman (Royal Society of Chemistry, 2015)

Electronic grade semiconductor films have been obtained via the sintering of solution processed PbS and PbSe nanocrystals at room temperature. Prior attempts to achieve similar films required the sintering of nanocrystals ...
Membrane-Active Macromolecules Resensitize NDM-1 Gram-Negative Clinical Isolates to Tetracycline Antibiotics

Uppu, Divakara S. S. M.; Manjunath, Goutham B.; Yarlagadda, Venkateswarlu; Kaviyil, Jyothi E.; Ravikumar, Raju; Paramanandham, Krishnamoorthy; Shome, Bibek R.; Haldar, Jayanta (Public Library Science, 2015)

Gram-negative 'superbugs' such as New Delhi metallo-beta-lactamase-1 (bla(NDM-1)) producing pathogens have become world's major public health threats. Development of molecular strategies that can rehabilitate the 'old ...
Membrane Disruption and Enhanced Inhibition of Cell-Wall Biosynthesis: A Synergistic Approach to Tackle Vancomycin-Resistant Bacteria

Yarlagadda, Venkateswarlu; Samaddar, Sandip; Paramanandham, Krishnamoorthy; Shome, Bibek R.; Haldar, Jayanta (Wiley-V C H Verlag Gmbh, 2015)

Resistance to glycopeptide antibiotics, the drugs of choice for life-threatening bacterial infections, is on the rise. In order to counter the threat of glycopeptide-resistant bacteria, we report development of a new class ...
Selective and broad spectrum amphiphilic small molecules to combat bacterial resistance and eradicate biofilms

Hoque, Jiaul; Konai, Mohini M.; Samaddar, Sandip; Gonuguntala, Spandhana; Manjunath, Goutham B.; Ghosh, Chandradhish; Haldar, Jayanta (Royal Society of Chemistry, 2015)

Rationally designed amphiphilic small molecules selectively kill drug-sensitive and drug-resistant bacteria over mammalian cells. The small molecules disperse preformed biofilms and reduce viable bacterial count in the ...
Aryl-Alkyl-Lysines: Agents That Kill Planktonic Cells, Persister Cells, Biofilms of MRSA and Protect Mice from Skin-Infection

Ghosh, Chandradhish; Manjunath, Goutham B.; Konai, Mohini M.; Uppu, Divakara S. S. M.; Hoque, Jiaul; Paramanandham, Krishnamoorthy; Shome, Bibek R.; Haldar, Jayanta (Public Library Science, 2015)

Development of synthetic strategies to combat Staphylococcal infections, especially those caused by methicillin resistant Staphyloccus aureus (MRSA), needs immediate attention. In this manuscript we report the ability of ...
Lysine-Based Small Molecules That Disrupt Biofilms and Kill both Actively Growing Planktonic and Nondividing Stationary Phase Bacteria

Konai, Mohini M.; Haldar, Jayanta (American Chemical Society, 2015)

The emergence of bacterial resistance is a major threat to global health. Alongside this issue, formation of bacterial biofilms is another cause of concern because most antibiotics are ineffective against these recalcitrant ...
Structure-Activity Relationship of Amino Acid Tunable Lipidated Norspermidine Conjugates: Disrupting Biofilms with Potent Activity against Bacterial Persisters

Konai, Mohini M.; Adhikary, Utsarga; Samaddar, Sandip; Ghosh, Chandradhish; Haldar, Jayanta (American Chemical Society, 2015)

The emergence of bacterial resistance and biofilm associated infections has created a challenging situation in global health. In this present state of affairs where conventional antibiotics are falling short of being able ...
Lipophilic vancomycin aglycon dimer with high activity against vancomycin-resistant bacteria

Yarlagadda, Venkateswarlu; Sarkar, Paramita; Manjunath, Goutham B.; Haldar, Jayanta (Pergamon-Elsevier Science Ltd, 2015)

Antibiotic-resistant superbugs such as vancomycin-resistant Enterococci (VRE) and Staphylococci have become a major global health hazard. To address this issue, we synthesized vancomycin aglycon dimers to systematically ...
Tackling vancomycin-resistant bacteria with 'lipophilic-vancomycin-carbohydrate conjugates'

Yarlagadda, Venkateswarlu; Konai, Mohini M.; Manjunath, Goutham B.; Ghosh, Chandradhish; Haldar, Jayanta (Japan Antibiotics Research Association, 2015)

Vancomycin, a glycopeptide antibiotic, has long been a drug of choice for life-threatening Gram-positive bacterial infections. Vancomycin confers its antibacterial activity by inhibiting bacterial cell wall biosynthesis. ...
Membrane Active Small Molecules Show Selective Broad Spectrum Antibacterial Activity with No Detectable Resistance and Eradicate Biofilms

Hoque, Jiaul; Konai, Mohini M.; Gonuguntla, Spandhana; Manjunath, Goutham B.; Samaddar, Sandip; Yarlagadda, Venkateswarlu; Haldar, Jayanta (American Chemical Society, 2015)

Treating bacterial biofilms With conventional antibiotics is limited due to ineffectiveness of the drugs and higher propensity to develop bacterial resistance. Development of new classes of antibacterial therapeutics with ...
Sequential One-Pot Synthesis of Tri- and Tetrasubstituted Thiophenes and Fluorescent Push Pull Thiophene Acrylates Involving (Het)aryl Dithioesters as Thiocarbonyl Precursors

Acharya, Anand; Parameshwarappa, G.; Saraiah, B.; Ila, H. (American Chemical Society, 2015)

An efficient, one-pot three component synthesis of highly functionalized tri- and tetrasubstituted thiophenes has been reported involving (het)aryl dithioesters as thiocarbonyl precursors. Thus, sequential base mediated ...
Bioinspired Reductionistic Peptide Engineering for Exceptional Mechanical Properties

Avinash, M. B.; Raut, Devaraj; Mishra, Manish Kumar; Ramamurty, Upadrasta; Govindaraju, T. (Nature Publishing Group, 2015)

A simple solution-processing and self-assembly approach that exploits the synergistic interactions between multiple hydrogen bonded networks and aromatic interactions was utilized to synthesize molecular crystals of cyclic ...

Now showing items 121-140 of 144

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