Effects of childhood exposure to a second language on the production of voice onset time and closure duration.

2008 ◽  
Vol 124 (4) ◽  
pp. 2594-2594
Author(s):  
Tetsuo Harada
Languages ◽  
2021 ◽  
Vol 6 (2) ◽  
pp. 61
Author(s):  
Lisa Kornder ◽  
Ineke Mennen

The purpose of this investigation was to trace first (L1) and second language (L2) segmental speech development in the Austrian German–English late bilingual Arnold Schwarzenegger over a period of 40 years, which makes it the first study to examine a bilingual’s speech development over several decades in both their languages. To this end, acoustic measurements of voice onset time (VOT) durations of word-initial plosives (Study 1) and formant frequencies of the first and second formant of Austrian German and English monophthongs (Study 2) were conducted using speech samples collected from broadcast interviews. The results of Study 1 showed a merging of Schwarzenegger’s German and English voiceless plosives in his late productions as manifested in a significant lengthening of VOT duration in his German plosives, and a shortening of VOT duration in his English plosives, closer to L1 production norms. Similar findings were evidenced in Study 2, revealing that some of Schwarzenegger’s L1 and L2 vowel categories had moved closer together in the course of L2 immersion. These findings suggest that both a bilingual’s first and second language accent is likely to develop and reorganize over time due to dynamic interactions between the first and second language system.


2021 ◽  
pp. 026765832110089
Author(s):  
Daniel J Olson

Featural approaches to second language phonetic acquisition posit that the development of new phonetic norms relies on sub-phonemic features, expressed through a constellation of articulatory gestures and their corresponding acoustic cues, which may be shared across multiple phonemes. Within featural approaches, largely supported by research in speech perception, debate remains as to the fundamental scope or ‘size’ of featural units. The current study examines potential featural relationships between voiceless and voiced stop consonants, as expressed through the voice onset time cue. Native English-speaking learners of Spanish received targeted training on Spanish voiceless stop consonant production through a visual feedback paradigm. Analysis focused on the change in voice onset time, for both voiceless (i.e. trained) and voiced (i.e. non-trained) phonemes, across the pretest, posttest, and delayed posttest. The results demonstrated a significant improvement (i.e. reduction) in voice onset time for voiceless stops, which were subject to the training paradigm. In contrast, there was no significant change in the non-trained voiced stop consonants. These results suggest a limited featural relationship, with independent voice onset time (VOT) cues for voiceless and voices phonemes. Possible underlying mechanisms that limit feature generalization in second language (L2) phonetic production, including gestural considerations and acoustic similarity, are discussed.


2006 ◽  
Vol 36 (2) ◽  
pp. 159-186 ◽  
Author(s):  
Matthew Gordon ◽  
Ayla Applebaum

This paper reports results of a quantitative phonetic study of Kabardian, a Northwest Caucasian language that is of typological interest from a phonetic standpoint. A number of cross-linguistically rare properties are examined. These features include the phonetic realization of Kabardian's small vowel inventory, which contains only three contrastive vowel qualities (two short vowels and one long vowel), spectral characteristics of the ten supralaryngeal voiceless fricatives of Kabardian, as well as the acoustic, palatographic, and aerodynamic characteristics of ejective fricatives, an extremely rare type of segment cross-linguistically. In addition, basic properties of the consonant stop series are explored, including closure duration and voice onset time, in order to test postulated universals linking these properties to place of articulation and laryngeal setting.


2019 ◽  
Vol 11 (6) ◽  
pp. 187
Author(s):  
Amee P. Shah

This study aimed to understand which acoustic parameters of Spanish-accented English are correlated with listeners’ perception of Spanish-accentedness. Temporal differences were analyzed in multisyllabic target words spoken in sentences by 22 Spanish speakers of English and five native speakers of American English (AE). Recordings were presented to AE listeners who judged the degree of accentedness on a 9-point scale. Spearman rank order correlation showed that the listeners’ ratings of degree of accentedness in sentences correlated strongly (r= +0.82) with those in words. Listeners’ ratings of accentedness correlated in varying degrees with various temporal measures, namely Overall word durations (+0.04 to +0.56), Stressed/unstressed vowel duration ratios (–0.01 to +0.35), Voice Onset Time of stops (+0.26 to +0.36), and, closure duration (+0.29 to +0.59). Results suggest that Spanish-accented English is characterized by systematic temporal differences from native AE, and that these temporal differences contribute to the perception of accentedness. Implications of findings in improving theoretical understanding and applied practices are discussed.


2019 ◽  
Vol 5 (3) ◽  
pp. 402-434
Author(s):  
Katharina S. Schuhmann ◽  
Marie K. Huffman

Abstract We present a study of the development of L2 stop VOT (voice onset time) in lower-level English-speaking learners of Spanish over the course of a college semester. Participants were recorded six times in two-week intervals. Halfway through the semester, students received a brief pronunciation training session with practice and feedback. Overall, the learners did not lower their L2 VOTs in the first half of the study, before pronunciation training. Following training, however, they lowered their mean VOTs for Spanish voiceless stops significantly. A similar effect was not found for their mean VOTs of Spanish voiced stops, in line with prior work suggesting that prevoicing may be harder to acquire. Yet careful examination suggests that learners are increasing the frequency with which they use prevoicing in Spanish, suggesting this metric might inform future work on L2 Spanish pronunciation development. This work has implications for teaching and research in second language pronunciation.


1994 ◽  
Vol 16 (4) ◽  
pp. 381-411 ◽  
Author(s):  
James Emil Flege ◽  
Murray J. Munro

The purpose of this study, which focused on the wordtacoas spoken in Spanish and English, was to explore the word as a unit in second language (L2) speech acquisition. As expected, acoustic measurements revealed that Spanish and English monolinguals' renditions oftacodiffered systematically. It was also shown that the extent to which Spanish/English bilinguals approximated English phonetic norms for any one segment oftacowas correlated with their approximation for the other three segments, and that early learners differentiated Spanish versus Englishtacomore than did late learners. It also appeared that the bilinguals produced /t/ with less English-like voice onset time (VOT) values in Englishtacothan in other English words without a cognate in Spanish. In a perception experiment, listeners were able to identify the native language of Spanish and English monolinguals on the basis of their production oftaco. The listeners heard larger differences between Spanish and Englishtacotokens spoken by early than late learners of English L2. Two additional perception experiments assessed further the phonetic dimensions that listeners use to determine language identity and to gauge bilinguals' speech production accuracy. Listeners assigned to language identification and goodness rating tasks responded to acoustic information distributed over all four segments intaco, although the VOT of the word-initial /t/ appeared to be the single most important phonetic dimension. Taken together, the results of this study suggest that (a) bilinguals' accuracy in producing the various segments of a second language word may be interrelated and (b) in judging L2 speech, listeners respond to phonetic errors distributed over the entire word.


2017 ◽  
Vol 33 (4) ◽  
pp. 483-518 ◽  
Author(s):  
Antje Stoehr ◽  
Titia Benders ◽  
Janet G van Hell ◽  
Paula Fikkert

Speech of late bilinguals has frequently been described in terms of cross-linguistic influence (CLI) from the native language (L1) to the second language (L2), but CLI from the L2 to the L1 has received relatively little attention. This article addresses L2 attainment and L1 attrition in voicing systems through measures of voice onset time (VOT) in two groups of Dutch–German late bilinguals in the Netherlands. One group comprises native speakers of Dutch and the other group comprises native speakers of German, and the two groups further differ in their degree of L2 immersion. The L1-German–L2-Dutch bilinguals ( N = 23) are exposed to their L2 at home and outside the home, and the L1-Dutch–L2-German bilinguals ( N = 18) are only exposed to their L2 at home. We tested L2 attainment by comparing the bilinguals’ L2 to the other bilinguals’ L1, and L1 attrition by comparing the bilinguals’ L1 to Dutch monolinguals ( N = 29) and German monolinguals ( N = 27). Our findings indicate that complete L2 immersion may be advantageous in L2 acquisition, but at the same time it may cause L1 phonetic attrition. We discuss how the results match the predictions made by Flege’s Speech Learning Model and explore how far bilinguals’ success in acquiring L2 VOT and maintaining L1 VOT depends on the immersion context, articulatory constraints and the risk of sounding foreign accented.


2014 ◽  
Vol 30 (2) ◽  
pp. 129-157 ◽  
Author(s):  
Monika S. Schmid ◽  
Steven Gilbers ◽  
Amber Nota

The present article provides an exploration of ultimate attainment in second language (L2) and its limitations. It is argued that the question of maturational constraints can best be investigated when the reference population is bilingual and exposed on a regular basis to varieties of their first language (L1) that show cross-linguistic influence. To this end, 20 advanced Dutch–English bilinguals are compared to 9 English native speakers immersed in a Dutch environment. All participants are teachers or students of English at a Dutch institution of higher education. The populations are shown to be at similar global proficiency levels. Two phonetic variables (voice onset time or VOT and vowel discrimination) and one grammatical variable (verb phrase ellipsis), which are assumed to present particular challenges to Dutch learners of English, are explored, and speakers are furthermore rated for their global nativeness. The findings show no differences between populations on VOT but some variance on the production of a vowel that has no correlate in Dutch (the English trap vowel). However, all but one of the L2ers are rated outside the range of the natives on perceived foreign accent. There are also differences between groups where acceptance of different sentence types with verb phrase ellipsis are concerned. We interpret these findings to indicate that there are areas of L2 knowledge and production that are persistently difficult to acquire even under circumstances that are highly favourable for L2 acquisition.


Author(s):  
Audra Phillips ◽  
Benjamin V. Tucker

Studies have shown that the voice onset time (VOT) of alveolo-palatal affricates is the longest, followed by velars, dental/alveolars, and bilabials. In a reciprocal pattern, closure duration is the longest for bilabials, followed by dental/alveolars, and then velars. Longer VOT is also associated with high and front vowels and tones with rising components. Moreover, the VOT of voiceless unaspirated stops is reported to be longer and closure duration shorter in nasal words. Finally, the voiceless interval has been described as constant in some languages and inconstant in others. Given the evidence of previous research, this study investigates the effects of place, nasality, tone, and vowel quality on the VOT, closure duration, and voiceless interval of the voiced and voiceless obstruents of Northern Pwo Karen (N. Pwo), a language of Thailand. N. Pwo (ISO 639-3 pww) is a ‘true voicing’ language with a three-way distinction in stops, voiceless aspirated and unaspirated affricates, oral and nasal vowels, and six tones (four modal tones and two glottalized tones). In N. Pwo, the place effects on VOT and closure duration pattern reciprocally. Whereas, both VOT and the voiceless interval are longer before oral vowels compared to nasal vowels. VOT is longest before the mid tone, which has a slight rise, while it is the shortest before the falling-glottalized tone. This pattern is reversed for the closure duration of aspirates and voiced stops. Finally, VOT, closure duration, and the voiceless interval are the longest before high and front vowels.


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