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1

Measurement of human urinary organophosphate pesticide metabolites by automated solid-phase extraction, post extraction derivatization, and gas chromatography–tandem mass spectrometry

G.K. Hemakanthi De Alwis, Larry L. Needham, Dana B. Barr

Journal:

Journal of Chromatography B

Year:

2006

Language:

english

File:

PDF, 467 KB

english, 2006

2

Preparation of copper sulphide clusters in organic-inorganic composites of Langmuir-Blodgett films of amphiphilic Schiff bases

G Hemakanthi, Aruna Dhathathreyan, T Ramasami, D Möbius

Journal:

Journal of Chemical Sciences

Year:

2001

Language:

english

File:

PDF, 202 KB

english, 2001

3

Screening for toxic phorbol esters in jerky pet treat products using LC–MS

Nishshanka, Upul, Jayasuriya, Hiranthi, Chattopadhaya, Chaitali, Kijak, Philip J., Chu, Pak-Sin, Reimschuessel, Renate, Tkachenko, Andriy, Ceric, Olgica, De Alwis, Hemakanthi G.

Journal:

Journal of Chromatography B

Year:

2016

Language:

english

File:

PDF, 1.11 MB

english, 2016

4

Fusion of Vesicles in Manganese Complex of a Single-Chain Schiff Base Amphiphile—3-Cyano-N-Benzylidene Hexadecylamine

G. Hemakanthi, Aruna Dhathathreyan

Journal:

Journal of Colloid and Interface Science

Year:

2002

Language:

english

File:

PDF, 103 KB

english, 2002

5

Multiclass, multiresidue method for the detection of antibiotic residues in distillers grains by liquid chromatography and ion trap tandem mass spectrometry

Hemakanthi De Alwis, David N. Heller

Journal:

Journal of Chromatography A

Year:

2010

Language:

english

File:

PDF, 604 KB

english, 2010

6

Synthesis of nickel sulfide using Langmuir–Blodgett films of nickel complex of 2-hydroxy-5-nitro-N-benzylidene hexadecylamine monolayers at air/water interface

G. Hemakanthi, Aruna Dhathathreyan

Journal:

Chemical Physics Letters

Year:

2001

Language:

english

File:

PDF, 190 KB

english, 2001

7

Langmuir films of amphiphilic schiff base of O-Vaniline and its metal complexes

G. Hemakanthi, Balachandran Unni Nair, Aruna Dhathathreyan

Journal:

Chemical Physics Letters

Year:

2001

Language:

english

File:

PDF, 110 KB

english, 2001

8

Study of Discocytes, oblates and organized particles in vesicles of Schiff base amphiphile-3-cyano-N-benzylidene 4′-(hexadecylamino) benzylamine

Aruna Dhathathreyan, G. Hemakanthi

Journal:

Chemical Physics Letters

Year:

2003

Language:

english

File:

PDF, 139 KB

english, 2003

9

Formation of nickelhydroxy sulfide precursor and nickel sulfide in Langmuir and Langmuir–Blodgett films of a nickel complex of octadecylsuccinic acid

G. Hemakanthi, Aruna Dhathathreyan, T. Ramasami, D. Möbius

Journal:

Thin Solid Films

Year:

2001

Language:

english

File:

PDF, 721 KB

english, 2001

10

Control of size of PbI2 nanocrystals using Langmuir–Blodgett films of n-octadecyl succinic acid

G. Hemakanthi, Aruna Dhathathreyan, B.U. Nair, T. Ramasami, D. Möbius, T. Schaffer

Journal:

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Year:

2001

Language:

english

File:

PDF, 555 KB

english, 2001

11

Complexation of metal ions in monolayers of amphiphilic schiff bases at liquid/air interface

G Hemakanthi, Aruna Dhathathreyan, D Möbius

Journal:

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Year:

2002

Language:

english

File:

PDF, 199 KB

english, 2002

12

Occurrence of single-electron phenomenon in CdS nanoclusters in Langmuir-Blodgett films ofn-octadecyl succinic acid

G. Hemakanthi, Aruna Dhathathreyan

Journal:

Journal of Chemical Sciences

Year:

2002

Language:

english

File:

PDF, 98 KB

english, 2002

13

Synthesis of cadmium sulphide in pure and mixed Langmuir-Blodgett films ofn-octadecylsuccinic acid

G. Hemakanthi, Balachandran Unni Nair, Aruna Dhathathreyan

Journal:

Journal of Chemical Sciences

Year:

2000

Language:

english

File:

PDF, 354 KB

english, 2000

14

Organization of copper nanoclusters in Langmuir-Blodgett films

G. Hemakanthi, Aruna Dhathathreyan, T. Ramasami

Journal:

Bulletin of Materials Science

Year:

2002

Language:

english

File:

PDF, 165 KB

english, 2002

15

Use Patterns and Residue Levels of Pesticides on Mukunuwenna, a Leafy Vegetable Grown in Sri Lanka

G. K. Hemakanthi de Alwis, R. D. Wijesekera, T. A. D. N. A. K. Jayasekera

Journal:

Bulletin of Environmental Contamination and Toxicology

Year:

2006

File:

PDF, 993 KB

2006

16

Automated Solid Phase Extraction and Quantitative Measurement of 2,3-Dibromo-1-Propanol in Urine Using Gas Chromatography-Mass Spectrometry

G. K. Hemakanthi De Alwis, Larry L. Needham, Dana B. Barr

Journal:

Archives of Environmental Contamination and Toxicology

Year:

2007

Language:

english

File:

PDF, 114 KB

english, 2007

17

Automated solid phase extraction, on-support derivatization and isotope dilution-GC/MS method for the detection of urinary dialkyl phosphates in humans

G.K. Hemakanthi De Alwis, Larry L. Needham, Dana B. Barr

Journal:

Year:

2009

Language:

english

File:

PDF, 437 KB

english, 2009

18

13C-13C coupling constants in bridgehead polycycloalkanecarboxylic acids

Della, Ernest W., Gangodawila, Hemakanthi, Pigou, Paul E.

Journal:

Journal of Organic Chemistry

Year:

1988

Language:

english

File:

PDF, 704 KB

english, 1988

19

Polar substituent effects on NMR chemical shifts of group 14 elements: synthesis and NMR (carbon-13, silicon-29, tin-119, and lead-207) substituent chemical shifts (SCS) of 4-substituted bicyclo[2.2.2]oct-1-ylbutanes, -trimethylsilanes, -trimethylstannanes, and -trimethyl plumbanes (M(CH3)3, M = carbon, silicon, tin, and lead) and 4-substituted bicyclo[2.2.1]hept-1-yltrimethylstannanes

Adcock, William., Gangodawila, Hemakanthi., Kok, Gaik B., Iyer, V. Sankar., Kitching, William., Drew, Gregory M., Young, David.

Journal:

Organometallics

Year:

1987

Language:

english

File:

PDF, 1.45 MB

english, 1987

20

Formation of Size-Quantized Copper Immobilized in Langmuir−Blodgett Films of 2,4-Dihydroxybenzilidine-4‘-(hexadecylamino)benzylamine

Hemakanthi, G., Dhathathreyan, A.

Journal:

Year:

1999

Language:

english

File:

PDF, 111 KB

english, 1999

21

Mechanistic definition of trimethylstannylation of 1,4-dihalobicyclo[2.2.1]heptanes: bridgehead nucleophilic substitution mediated by the intermediacy of radicals, radical anions, carbanions, and [2.2.1.]propellane

Adcock, William, Gangodawila, Hemakanthi

Journal:

Journal of Organic Chemistry

Year:

1989

Language:

english

File:

PDF, 1.09 MB

english, 1989

22

Evaluation of the renal effects of experimental feeding of melamine and cyanuric acid to fish and pigs

Reimschuessel, Renate, Gieseker, Charles M., Miller, Ron A., Ward, Jeffrey, Boehmer, Jamie, Rummel, Nathan, Heller, David N., Nochetto, Cristina, de Alwis, G. K. Hemakanthi, Bataller, Neal, Andersen,

Journal:

American Journal of Veterinary Research

Year:

2008

Language:

english

File:

PDF, 2.08 MB

english, 2008

23

Determination of Erythromycin in Medicated Salmonid Fish Feed by Liquid Chromatography and UV Spectroscopy

De Alwis, Hemakanthi G., Girard, Lauren, Kijak, Philip J., Rummel, Nathan

Journal:

Journal of AOAC International

Year:

2013

Language:

english

File:

PDF, 487 KB

english, 2013

24

An LC–MS/MS method for the determination of antibiotic residues in distillers grains

Duelge, Kaleb J., Nishshanka, Upul, De Alwis, Hemakanthi G.

Journal:

Journal of Chromatography B

Year:

2017

Language:

english

File:

PDF, 501 KB

english, 2017