AC Kunwar

Publication List Details

Period

1981 - 1984

Number

16

Co-Authors

Absolute Signs of the Order Parameters and the Structures of Benzo[C]bisisothiazoles (1984)

Subburam, R, Sinha, KP, Kunwar, AC, Khetrapal, CL, Davis, M

Proton NMR spectra including the $^{13}C$-satellites of two benzobisisothiazoles, namely, benzo $(1,2-C : 4,3-C^\prime)$- and benzo $(2,1-C : 3,4-C^\prime)$bisisothiazoles (referred to as (I) and...

Solvent effects on the structure of benzo[b]selenophene oriented in liquid crystals (1984)

Suryaprakash, N, Raghothama, S, Khetrapal, CL, Kunwar, AC, Baiwir, M, Llabres, G

Proton magnetic resonance spectra of benzo[b]selenophene including $^{77}Se$ satellites have been investigated in thermotropic liquid crystal solvents. Relative proton-proton and proton-selenium...

The structure and conformation of 3-methylphosphacymantrene (1984)

Suryaprakash, N, Kunwar, AC, Khetrapal, CL

The proton NMR spectrum of 3-methylphosphacymantrene in a nematic solvent has been interpreted in terms of the molecular structure and conformation. The preferred conformation of the molecule appears...

Structure of dibenzofuran and dibenzothiophene: Proton NMR study in nematic phases (1984)

Arumugam, S, Kunwar, AC, Khetrapal, CL

Proton NMR spectra of dibenzofuran and dibenzothiophene were investigated in the nematic phase of liquid crystals. Dipolar couplings obtained from the spectral analysis were used to derive the...

Solvent effects on the structure of benzo[b]selenophene oriented in liquid crystals (1984)

Suryaprakash, N, Raghothama, S, Khetrapal, CL, Kunwar, AC, Baiwir, M, Llabres, G

Proton magnetic resonance spectra of benzo[b]selenophene including $^{77}Se$ satellites have been investigated in thermotropic liquid crystal solvents. Relative proton-proton and proton-selenium...

Absolute Signs of the Order Parameters and the Structures of Benzo[C]bisisothiazoles (1984)

Subburam, R, Sinha, KP, Kunwar, AC, Khetrapal, CL, Davis, M

Proton NMR spectra including the $^{13}C$-satellites of two benzobisisothiazoles, namely, benzo $(1,2-C : 4,3-C^\prime)$- and benzo $(2,1-C : 3,4-C^\prime)$bisisothiazoles (referred to as (I) and...

The structure and conformation of 3-methylphosphacymantrene (1984)

Suryaprakash, N, Kunwar, AC, Khetrapal, CL

The proton NMR spectrum of 3-methylphosphacymantrene in a nematic solvent has been interpreted in terms of the molecular structure and conformation. The preferred conformation of the molecule appears...

Structure of dibenzofuran and dibenzothiophene: Proton NMR study in nematic phases (1984)

Arumugam, S, Kunwar, AC, Khetrapal, CL

Proton NMR spectra of dibenzofuran and dibenzothiophene were investigated in the nematic phase of liquid crystals. Dipolar couplings obtained from the spectral analysis were used to derive the...

The influence of bond-polarisation on the molecular structures of halo-fluorobenzenes (1983)

Suryaprakash, N, Kunwar, AC, Khetrapal, CL

From the proton NMR spectra of oriented m-chloro- and m-iodo-fluorobenzenes, relative interproton and proton—fluorine distances, have been obtained. A study of both the systems in two different...

On The Applications Of Mixed Liquid Crystals Of Opposite Diamagnetic Anisotropies To Organometallic Systems; Nmr Spectra Of Oriented Phenylselenyl Bromide (1983)

Surya Prakash, N, Kunwar, AC, Khetrapal, CL

NMR spectra of molecules oriented in mixed liquid crystals of opposite diamagnetic anisotropies, which permit the unique evaluation of the heteronuclear direct and indirect spin-spin couplings...

Determination of indirect spin-spin couplings between heteronuclei from NMR spectra of oriented molecules: the spectrum of phenyl selenyl chloride (1983)

Suryaprakash, N, Kunwar, AC, Khetrapalt, CL

Indirect spin-spin and direct dipolar couplings between the protons in Ph selenyl chloride were detd. by measuring proton NMR of solns. of .apprx.4 wt.% of the compd. in liq. crystals of opposite...

The influence of bond-polarisation on the molecular structures of halo-fluorobenzenes (1983)

Suryaprakash, N, Kunwar, AC, Khetrapal, CL

From the proton NMR spectra of oriented m-chloro- and m-iodo-fluorobenzenes, relative interproton and proton—fluorine distances, have been obtained. A study of both the systems in two different...

Determination of indirect spin-spin couplings between heteronuclei from NMR spectra of oriented molecules: the spectrum of phenyl selenyl chloride (1983)

Suryaprakash, N, Kunwar, AC, Khetrapalt, CL

Indirect spin-spin and direct dipolar couplings between the protons in Ph selenyl chloride were detd. by measuring proton NMR of solns. of .apprx.4 wt.% of the compd. in liq. crystals of opposite...

On The Applications Of Mixed Liquid Crystals Of Opposite Diamagnetic Anisotropies To Organometallic Systems; Nmr Spectra Of Oriented Phenylselenyl Bromide (1983)

Surya Prakash, N, Kunwar, AC, Khetrapal, CL

NMR spectra of molecules oriented in mixed liquid crystals of opposite diamagnetic anisotropies, which permit the unique evaluation of the heteronuclear direct and indirect spin-spin couplings...

Molecular structure and the indirect spin-spin coupling constants in azulene - a proton NMR study in the nematic phase (1981)

Arumugam, S, Kunwar, AC, Khetrapal, CL

The proton NMR spectrum of azulene has been investigated in the nematic phase of a liquid crystal. Spectral analysis provided the direct dipole-dipole coupling constants which were used to derive the...

Molecular structure and the indirect spin-spin coupling constants in azulene - a proton NMR study in the nematic phase (1981)

Arumugam, S, Kunwar, AC, Khetrapal, CL

The proton NMR spectrum of azulene has been investigated in the nematic phase of a liquid crystal. Spectral analysis provided the direct dipole-dipole coupling constants which were used to derive the...