2018
The effect of native language on the second language vowel variability
Kang J, Whalen D, Nam H. The effect of native language on the second language vowel variability. The Journal Of The Acoustical Society Of America 2018, 144: 1868-1868. DOI: 10.1121/1.5068217.Peer-Reviewed Original ResearchVowel pairsEnglish vowelsVowel categoriesMale speakersKorean learners of EnglishEffect of native languageKorean L2 learnersLearners of EnglishNative English speakersRepetition of wordsL2 learnersL2 vowelsF1/F2 spaceKorean vowelsEnglish speakersNative languageFemale speakersNative categoriesVowelsEnglishSpeakersAcoustic resultsLanguageLearnersCategories
2014
Variability in English vowels is comparable in articulation and acoustics
Noiray A, Iskarous K, Whalen D. Variability in English vowels is comparable in articulation and acoustics. Laboratory Phonology Journal Of The Association For Laboratory Phonology 2014, 5: 271-288. PMID: 25101144, PMCID: PMC4119755, DOI: 10.1515/lp-2014-0010.Peer-Reviewed Original ResearchPhonological distinctionsTongue heightEnglish front vowelsSubject of longstanding debateF1-F0 differencePatterns of articulationFront vowelsEnglish vowelsVowel heightVowel pairsAdult speakersVowel articulationVowel productionArticulatory configurationsSpeech productionArticulatory parametersVowelsPerceptual contrastLongstanding debateArticulationIdiosyncratic patternsSpeakersAcoustic dataMultiple repetitionsDistinction